./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/mutex-meet-ghost/arithmetic_prog_ok.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/arithmetic_prog_ok.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-22 19:53:23,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-22 19:53:23,641 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-22 19:53:23,647 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-22 19:53:23,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-22 19:53:23,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-22 19:53:23,681 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-22 19:53:23,682 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-22 19:53:23,682 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-22 19:53:23,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-22 19:53:23,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-22 19:53:23,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-22 19:53:23,685 INFO L153 SettingsManager]: * Use SBE=true [2024-09-22 19:53:23,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-22 19:53:23,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-22 19:53:23,688 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-22 19:53:23,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-22 19:53:23,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-22 19:53:23,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-22 19:53:23,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-22 19:53:23,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-22 19:53:23,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-22 19:53:23,693 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-22 19:53:23,693 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-22 19:53:23,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-22 19:53:23,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-22 19:53:23,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-22 19:53:23,695 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-22 19:53:23,695 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-22 19:53:23,695 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-22 19:53:23,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-22 19:53:23,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-22 19:53:23,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-22 19:53:23,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-22 19:53:23,697 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-22 19:53:23,697 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-22 19:53:23,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-22 19:53:23,697 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-22 19:53:23,698 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-22 19:53:23,698 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-22 19:53:23,698 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-22 19:53:23,698 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-22 19:53:23,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-22 19:53:23,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-22 19:53:24,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-22 19:53:24,002 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-22 19:53:24,003 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-22 19:53:24,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/arithmetic_prog_ok.yml/witness.yml [2024-09-22 19:53:24,207 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-22 19:53:24,209 INFO L274 PluginConnector]: CDTParser initialized [2024-09-22 19:53:24,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-09-22 19:53:25,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-22 19:53:25,945 INFO L384 CDTParser]: Found 1 translation units. [2024-09-22 19:53:25,946 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-09-22 19:53:25,961 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d44d5c54f/b40c7b2d71d744ac997b44dae3722de0/FLAGcba712cd0 [2024-09-22 19:53:25,979 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d44d5c54f/b40c7b2d71d744ac997b44dae3722de0 [2024-09-22 19:53:25,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-22 19:53:25,981 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-22 19:53:25,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-22 19:53:25,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-22 19:53:25,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-22 19:53:25,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 07:53:24" (1/2) ... [2024-09-22 19:53:25,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c3091cb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.09 07:53:25, skipping insertion in model container [2024-09-22 19:53:25,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 07:53:24" (1/2) ... [2024-09-22 19:53:25,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49f7de83 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.09 07:53:25, skipping insertion in model container [2024-09-22 19:53:25,996 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 07:53:25" (2/2) ... [2024-09-22 19:53:25,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c3091cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:25, skipping insertion in model container [2024-09-22 19:53:25,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 07:53:25" (2/2) ... [2024-09-22 19:53:26,382 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-22 19:53:26,384 INFO L1541 ArrayList]: Location invariant before [L915-L915] ((! multithreaded || (flag == 0 || flag == 1)) && (! multithreaded || (m_locked || (num == 0 || num == 1)))) && (! multithreaded || (num == 0 || num == 1)) [2024-09-22 19:53:26,384 INFO L1541 ArrayList]: Location invariant before [L914-L914] ((! multithreaded || (flag == 0 || flag == 1)) && (! multithreaded || (m_locked || (num == 0 || num == 1)))) && (! multithreaded || (num == 0 || num == 1)) [2024-09-22 19:53:26,384 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-22 19:53:26,385 INFO L1541 ArrayList]: ghost_variable m_locked = 0 [2024-09-22 19:53:26,385 INFO L1541 ArrayList]: ghost_update [L893-L893] m_locked = 1; [2024-09-22 19:53:26,385 INFO L1541 ArrayList]: ghost_update [L893-L893] m_locked = 1; [2024-09-22 19:53:26,385 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,386 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,386 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,387 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,388 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,388 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,388 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,388 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,388 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,388 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,388 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,389 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,389 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,389 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,390 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,390 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,390 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,390 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,390 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,390 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,390 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,390 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,391 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,392 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,393 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,393 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,393 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,393 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,393 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,394 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,394 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,394 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,394 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,394 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,394 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,394 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,395 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,395 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,395 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,395 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,395 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,395 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,396 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,396 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,396 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,396 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,396 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,396 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,396 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,397 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,398 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,398 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,398 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,398 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,398 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,398 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,398 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,398 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,399 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,399 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,399 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,399 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,399 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,399 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,399 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,400 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-22 19:53:26,400 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-22 19:53:26,400 INFO L1541 ArrayList]: ghost_update [L879-L879] m_locked = 1; [2024-09-22 19:53:26,400 INFO L1541 ArrayList]: ghost_update [L879-L879] m_locked = 1; [2024-09-22 19:53:26,400 INFO L1541 ArrayList]: ghost_update [L898-L898] m_locked = 0; [2024-09-22 19:53:26,400 INFO L1541 ArrayList]: ghost_update [L898-L898] m_locked = 0; [2024-09-22 19:53:26,400 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,401 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,402 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,402 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,402 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,402 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,402 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,402 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,402 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,403 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,403 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,403 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,403 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,403 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,403 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,403 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,404 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,404 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,404 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,404 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,404 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,404 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,404 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,404 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,405 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,405 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,405 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,405 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,405 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,405 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,405 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,405 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,406 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,407 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,407 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,407 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,407 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,407 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,407 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,408 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,408 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,408 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,408 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,408 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,409 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,409 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,410 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,410 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,410 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,410 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,411 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,411 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,411 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,412 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,413 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,413 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,413 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,413 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,413 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,413 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,413 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,413 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,414 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,415 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,415 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,415 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,415 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-22 19:53:26,415 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-22 19:53:26,415 INFO L1541 ArrayList]: ghost_update [L913-L913] multithreaded = 1; [2024-09-22 19:53:26,415 INFO L1541 ArrayList]: ghost_update [L883-L883] m_locked = 0; [2024-09-22 19:53:26,416 INFO L1541 ArrayList]: ghost_update [L883-L883] m_locked = 0; [2024-09-22 19:53:26,457 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-22 19:53:26,792 WARN L248 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] [2024-09-22 19:53:26,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-22 19:53:26,811 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 [2024-09-22 19:53:26,962 WARN L248 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] [2024-09-22 19:53:26,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-22 19:53:27,033 INFO L204 MainTranslator]: Completed translation [2024-09-22 19:53:27,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27 WrapperNode [2024-09-22 19:53:27,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-22 19:53:27,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-22 19:53:27,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-22 19:53:27,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-22 19:53:27,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,101 INFO L138 Inliner]: procedures = 243, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 78 [2024-09-22 19:53:27,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-22 19:53:27,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-22 19:53:27,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-22 19:53:27,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-22 19:53:27,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,119 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-22 19:53:27,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-22 19:53:27,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-22 19:53:27,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-22 19:53:27,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (1/1) ... [2024-09-22 19:53:27,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-22 19:53:27,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 19:53:27,280 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) [2024-09-22 19:53:27,284 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 [2024-09-22 19:53:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-09-22 19:53:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-09-22 19:53:27,336 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-22 19:53:27,336 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-22 19:53:27,338 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-22 19:53:27,338 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-22 19:53:27,339 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-09-22 19:53:27,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-22 19:53:27,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-22 19:53:27,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-22 19:53:27,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-22 19:53:27,342 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-22 19:53:27,468 INFO L242 CfgBuilder]: Building ICFG [2024-09-22 19:53:27,471 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-22 19:53:27,952 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-22 19:53:27,953 INFO L291 CfgBuilder]: Performing block encoding [2024-09-22 19:53:28,180 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-22 19:53:28,181 INFO L318 CfgBuilder]: Removed 4 assume(true) statements. [2024-09-22 19:53:28,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 07:53:28 BoogieIcfgContainer [2024-09-22 19:53:28,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-22 19:53:28,184 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-22 19:53:28,185 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-22 19:53:28,188 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-22 19:53:28,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 07:53:24" (1/4) ... [2024-09-22 19:53:28,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251c6650 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.09 07:53:28, skipping insertion in model container [2024-09-22 19:53:28,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.09 07:53:25" (2/4) ... [2024-09-22 19:53:28,189 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251c6650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 07:53:28, skipping insertion in model container [2024-09-22 19:53:28,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 07:53:27" (3/4) ... [2024-09-22 19:53:28,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251c6650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.09 07:53:28, skipping insertion in model container [2024-09-22 19:53:28,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.09 07:53:28" (4/4) ... [2024-09-22 19:53:28,191 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_ok.i [2024-09-22 19:53:28,206 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-22 19:53:28,206 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-09-22 19:53:28,206 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-22 19:53:28,244 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-09-22 19:53:28,284 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-22 19:53:28,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-22 19:53:28,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 19:53:28,287 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) [2024-09-22 19:53:28,288 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 [2024-09-22 19:53:28,322 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-22 19:53:28,337 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-22 19:53:28,345 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;@911f5fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-22 19:53:28,346 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-22 19:53:28,444 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)] === [2024-09-22 19:53:28,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 19:53:28,452 INFO L85 PathProgramCache]: Analyzing trace with hash 2042048713, now seen corresponding path program 1 times [2024-09-22 19:53:28,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 19:53:28,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881441436] [2024-09-22 19:53:28,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:28,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 19:53:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:28,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 19:53:28,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 19:53:28,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881441436] [2024-09-22 19:53:28,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881441436] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 19:53:28,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 19:53:28,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-22 19:53:28,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764396889] [2024-09-22 19:53:28,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 19:53:28,823 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-22 19:53:28,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 19:53:28,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-22 19:53:28,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-22 19:53:28,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:28,855 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 19:53:28,857 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) [2024-09-22 19:53:28,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:29,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:29,197 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-22 19:53:29,197 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)] === [2024-09-22 19:53:29,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 19:53:29,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1419834956, now seen corresponding path program 1 times [2024-09-22 19:53:29,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 19:53:29,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452629117] [2024-09-22 19:53:29,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:29,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 19:53:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:29,507 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-09-22 19:53:29,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 19:53:29,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452629117] [2024-09-22 19:53:29,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452629117] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 19:53:29,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 19:53:29,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-22 19:53:29,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648677550] [2024-09-22 19:53:29,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 19:53:29,511 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-22 19:53:29,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 19:53:29,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-22 19:53:29,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-22 19:53:29,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:29,514 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 19:53:29,514 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) [2024-09-22 19:53:29,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:29,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:29,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:29,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:29,695 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-22 19:53:29,695 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)] === [2024-09-22 19:53:29,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 19:53:29,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1988376473, now seen corresponding path program 2 times [2024-09-22 19:53:29,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 19:53:29,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568445922] [2024-09-22 19:53:29,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:29,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 19:53:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:30,000 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-09-22 19:53:30,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 19:53:30,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568445922] [2024-09-22 19:53:30,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568445922] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 19:53:30,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-22 19:53:30,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-22 19:53:30,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982324895] [2024-09-22 19:53:30,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 19:53:30,001 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-22 19:53:30,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 19:53:30,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-22 19:53:30,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-22 19:53:30,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:30,004 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 19:53:30,004 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) [2024-09-22 19:53:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:30,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:30,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:30,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:30,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:30,137 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-22 19:53:30,137 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)] === [2024-09-22 19:53:30,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 19:53:30,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1157333755, now seen corresponding path program 1 times [2024-09-22 19:53:30,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 19:53:30,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785486495] [2024-09-22 19:53:30,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:30,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 19:53:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:30,337 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-22 19:53:30,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 19:53:30,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785486495] [2024-09-22 19:53:30,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785486495] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-22 19:53:30,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741004219] [2024-09-22 19:53:30,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:30,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-22 19:53:30,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 19:53:30,364 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) [2024-09-22 19:53:30,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-22 19:53:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:30,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-09-22 19:53:30,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-22 19:53:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-09-22 19:53:30,623 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-22 19:53:30,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741004219] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 19:53:30,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-22 19:53:30,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2024-09-22 19:53:30,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981601860] [2024-09-22 19:53:30,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 19:53:30,624 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-22 19:53:30,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 19:53:30,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-22 19:53:30,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-22 19:53:30,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:30,625 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 19:53:30,625 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) [2024-09-22 19:53:30,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:30,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:30,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:30,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:30,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:30,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:30,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:30,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:30,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-22 19:53:30,928 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 [2024-09-22 19:53:30,929 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)] === [2024-09-22 19:53:30,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 19:53:30,929 INFO L85 PathProgramCache]: Analyzing trace with hash -254698185, now seen corresponding path program 3 times [2024-09-22 19:53:30,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 19:53:30,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232384160] [2024-09-22 19:53:30,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:30,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 19:53:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:31,085 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-09-22 19:53:31,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 19:53:31,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232384160] [2024-09-22 19:53:31,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232384160] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-22 19:53:31,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698122302] [2024-09-22 19:53:31,086 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-22 19:53:31,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-22 19:53:31,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 19:53:31,089 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) [2024-09-22 19:53:31,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-22 19:53:31,253 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-09-22 19:53:31,254 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-22 19:53:31,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-22 19:53:31,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-22 19:53:31,355 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-09-22 19:53:31,355 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-22 19:53:31,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1698122302] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 19:53:31,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-22 19:53:31,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-09-22 19:53:31,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662513583] [2024-09-22 19:53:31,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 19:53:31,356 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-22 19:53:31,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 19:53:31,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-22 19:53:31,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-09-22 19:53:31,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:31,364 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 19:53:31,364 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) [2024-09-22 19:53:31,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:31,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:31,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:31,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:31,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:31,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:31,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:31,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:31,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-22 19:53:31,681 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 [2024-09-22 19:53:31,681 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)] === [2024-09-22 19:53:31,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 19:53:31,682 INFO L85 PathProgramCache]: Analyzing trace with hash 113872181, now seen corresponding path program 2 times [2024-09-22 19:53:31,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 19:53:31,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762006914] [2024-09-22 19:53:31,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:31,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 19:53:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-22 19:53:31,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 19:53:31,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762006914] [2024-09-22 19:53:31,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762006914] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-22 19:53:31,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596214720] [2024-09-22 19:53:31,833 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-22 19:53:31,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-22 19:53:31,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 19:53:31,837 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) [2024-09-22 19:53:31,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-22 19:53:31,974 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-22 19:53:31,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-22 19:53:31,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-22 19:53:31,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-22 19:53:32,076 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-22 19:53:32,077 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-22 19:53:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-22 19:53:32,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [596214720] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-22 19:53:32,175 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-22 19:53:32,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-09-22 19:53:32,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077966141] [2024-09-22 19:53:32,175 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-22 19:53:32,176 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-22 19:53:32,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 19:53:32,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-22 19:53:32,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-22 19:53:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:32,177 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 19:53:32,177 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) [2024-09-22 19:53:32,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:32,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:32,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:32,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:32,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:32,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:32,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 19:53:32,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-09-22 19:53:32,607 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 [2024-09-22 19:53:32,608 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)] === [2024-09-22 19:53:32,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 19:53:32,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1065973063, now seen corresponding path program 1 times [2024-09-22 19:53:32,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 19:53:32,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004842107] [2024-09-22 19:53:32,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:32,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 19:53:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:32,833 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 77 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 19:53:32,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 19:53:32,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004842107] [2024-09-22 19:53:32,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004842107] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-22 19:53:32,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027591468] [2024-09-22 19:53:32,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:32,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-22 19:53:32,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 19:53:32,836 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) [2024-09-22 19:53:32,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-22 19:53:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:32,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-09-22 19:53:32,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-22 19:53:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 19:53:33,092 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-22 19:53:33,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027591468] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-22 19:53:33,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-22 19:53:33,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-09-22 19:53:33,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875804400] [2024-09-22 19:53:33,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-22 19:53:33,093 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-22 19:53:33,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 19:53:33,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-22 19:53:33,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-09-22 19:53:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:33,094 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 19:53:33,094 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) [2024-09-22 19:53:33,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:33,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:33,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:33,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:33,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:33,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 19:53:33,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:33,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:33,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:33,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:33,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:33,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:33,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 19:53:33,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-22 19:53:33,267 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-09-22 19:53:33,450 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 [2024-09-22 19:53:33,451 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)] === [2024-09-22 19:53:33,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-22 19:53:33,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1564430855, now seen corresponding path program 2 times [2024-09-22 19:53:33,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-22 19:53:33,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036264858] [2024-09-22 19:53:33,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-22 19:53:33,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-22 19:53:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-22 19:53:33,993 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 19:53:33,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-22 19:53:33,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036264858] [2024-09-22 19:53:33,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036264858] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-22 19:53:33,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419949686] [2024-09-22 19:53:33,994 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-22 19:53:33,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-22 19:53:33,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-22 19:53:33,996 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) [2024-09-22 19:53:33,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-22 19:53:34,133 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-22 19:53:34,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-22 19:53:34,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-09-22 19:53:34,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-22 19:53:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 19:53:34,494 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-22 19:53:34,956 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-22 19:53:34,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1419949686] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-22 19:53:34,957 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-22 19:53:34,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 12] total 30 [2024-09-22 19:53:34,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596426123] [2024-09-22 19:53:34,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-22 19:53:34,958 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-09-22 19:53:34,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-22 19:53:34,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-09-22 19:53:34,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=840, Unknown=0, NotChecked=0, Total=930 [2024-09-22 19:53:34,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:34,962 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-22 19:53:34,963 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) [2024-09-22 19:53:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-22 19:53:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-22 19:53:34,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-22 19:53:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-22 19:53:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-22 19:53:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-22 19:53:36,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-22 19:53:36,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-22 19:53:36,558 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-09-22 19:53:36,559 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-09-22 19:53:36,559 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2024-09-22 19:53:36,559 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-09-22 19:53:36,559 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-09-22 19:53:36,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-09-22 19:53:36,760 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 [2024-09-22 19:53:36,765 INFO L408 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1] [2024-09-22 19:53:36,767 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-22 19:53:36,767 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-22 19:53:36,769 INFO L469 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-09-22 19:53:36,769 INFO L470 ceAbstractionStarter]: WitnessConsidered=2 [2024-09-22 19:53:36,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.09 07:53:36 BasicIcfg [2024-09-22 19:53:36,770 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-22 19:53:36,771 INFO L158 Benchmark]: Toolchain (without parser) took 10790.37ms. Allocated memory was 159.4MB in the beginning and 264.2MB in the end (delta: 104.9MB). Free memory was 79.3MB in the beginning and 219.9MB in the end (delta: -140.7MB). Peak memory consumption was 113.8MB. Max. memory is 16.1GB. [2024-09-22 19:53:36,771 INFO L158 Benchmark]: Witness Parser took 0.35ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 112.8MB in the end (delta: 139.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-22 19:53:36,771 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 159.4MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-22 19:53:36,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1049.83ms. Allocated memory is still 159.4MB. Free memory was 79.0MB in the beginning and 51.3MB in the end (delta: 27.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2024-09-22 19:53:36,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.60ms. Allocated memory is still 159.4MB. Free memory was 51.3MB in the beginning and 49.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-22 19:53:36,772 INFO L158 Benchmark]: Boogie Preprocessor took 101.93ms. Allocated memory was 159.4MB in the beginning and 199.2MB in the end (delta: 39.8MB). Free memory was 49.2MB in the beginning and 168.3MB in the end (delta: -119.1MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2024-09-22 19:53:36,772 INFO L158 Benchmark]: RCFGBuilder took 976.74ms. Allocated memory is still 199.2MB. Free memory was 168.3MB in the beginning and 105.4MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-09-22 19:53:36,773 INFO L158 Benchmark]: TraceAbstraction took 8586.89ms. Allocated memory was 199.2MB in the beginning and 264.2MB in the end (delta: 65.0MB). Free memory was 104.3MB in the beginning and 219.9MB in the end (delta: -115.6MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. [2024-09-22 19:53:36,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.35ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 112.8MB in the end (delta: 139.7kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.37ms. Allocated memory is still 159.4MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1049.83ms. Allocated memory is still 159.4MB. Free memory was 79.0MB in the beginning and 51.3MB in the end (delta: 27.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.60ms. Allocated memory is still 159.4MB. Free memory was 51.3MB in the beginning and 49.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.93ms. Allocated memory was 159.4MB in the beginning and 199.2MB in the end (delta: 39.8MB). Free memory was 49.2MB in the beginning and 168.3MB in the end (delta: -119.1MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * RCFGBuilder took 976.74ms. Allocated memory is still 199.2MB. Free memory was 168.3MB in the beginning and 105.4MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * TraceAbstraction took 8586.89ms. Allocated memory was 199.2MB in the beginning and 264.2MB in the end (delta: 65.0MB). Free memory was 104.3MB in the beginning and 219.9MB in the end (delta: -115.6MB). Peak memory consumption was 100.4MB. 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: 580, independent conditional: 0, independent unconditional: 580, dependent: 132, dependent conditional: 0, dependent unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 132, independent: 59, independent conditional: 5, independent unconditional: 54, 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: 132, independent: 59, independent conditional: 5, independent unconditional: 54, dependent: 73, dependent conditional: 38, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 397, independent: 160, independent conditional: 13, independent unconditional: 147, dependent: 236, dependent conditional: 103, dependent unconditional: 133, 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: 0.3s, 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: 580, independent conditional: 0, independent unconditional: 580, dependent: 132, dependent conditional: 0, dependent unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 132, independent: 59, independent conditional: 5, independent unconditional: 54, 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: 132, independent: 59, independent conditional: 5, independent unconditional: 54, dependent: 73, dependent conditional: 38, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 397, independent: 160, independent conditional: 13, independent unconditional: 147, dependent: 236, dependent conditional: 103, dependent unconditional: 133, 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: 8.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.9s, 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, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 759 NumberOfCodeBlocks, 759 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 867 ConstructedInterpolants, 0 QuantifiedInterpolants, 3241 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1886 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! [2024-09-22 19:53:36,801 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 [2024-09-22 19:53:37,002 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE