./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 4a4c57e3 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i ./goblint.2024-09-02_08-21-23.files/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-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 09:38:03,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 09:38:03,153 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 09:38:03,159 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 09:38:03,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 09:38:03,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 09:38:03,188 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 09:38:03,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 09:38:03,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 09:38:03,190 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 09:38:03,191 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 09:38:03,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 09:38:03,192 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 09:38:03,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 09:38:03,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 09:38:03,196 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 09:38:03,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 09:38:03,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 09:38:03,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 09:38:03,197 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 09:38:03,197 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 09:38:03,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 09:38:03,198 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 09:38:03,198 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 09:38:03,198 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 09:38:03,198 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 09:38:03,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 09:38:03,199 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 09:38:03,199 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 09:38:03,199 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 09:38:03,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 09:38:03,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 09:38:03,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 09:38:03,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 09:38:03,200 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 09:38:03,200 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 09:38:03,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 09:38:03,201 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 09:38:03,202 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 09:38:03,202 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 09:38:03,203 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 09:38:03,203 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-08 09:38:03,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 09:38:03,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 09:38:03,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 09:38:03,488 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 09:38:03,489 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 09:38:03,490 INFO L431 ainManager$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 [2024-09-08 09:38:03,629 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 09:38:03,630 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 09:38:03,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-09-08 09:38:05,044 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 09:38:05,289 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 09:38:05,290 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-09-08 09:38:05,307 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/74f268e3e/3d35ed64e89647f8ae515c0e4214d4b2/FLAGf2c667cb3 [2024-09-08 09:38:05,325 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/74f268e3e/3d35ed64e89647f8ae515c0e4214d4b2 [2024-09-08 09:38:05,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 09:38:05,329 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 09:38:05,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 09:38:05,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 09:38:05,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 09:38:05,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 09:38:03" (1/2) ... [2024-09-08 09:38:05,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc47f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 09:38:05, skipping insertion in model container [2024-09-08 09:38:05,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 09:38:03" (1/2) ... [2024-09-08 09:38:05,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ad26283 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 09:38:05, skipping insertion in model container [2024-09-08 09:38:05,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:38:05" (2/2) ... [2024-09-08 09:38:05,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:05, skipping insertion in model container [2024-09-08 09:38:05,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:38:05" (2/2) ... [2024-09-08 09:38:05,676 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 09:38:05,677 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)) [2024-09-08 09:38:05,678 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)) [2024-09-08 09:38:05,678 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-08 09:38:05,678 INFO L1541 ArrayList]: ghost_variable m_locked = 0 [2024-09-08 09:38:05,678 INFO L1541 ArrayList]: ghost_update [L913-L913] multithreaded = 1; [2024-09-08 09:38:05,678 INFO L1541 ArrayList]: ghost_update [L883-L883] m_locked = 0; [2024-09-08 09:38:05,678 INFO L1541 ArrayList]: ghost_update [L883-L883] m_locked = 0; [2024-09-08 09:38:05,679 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,679 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,679 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,679 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,679 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,679 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,680 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,680 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,680 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,680 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,680 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,680 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,680 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,680 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,681 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,681 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,681 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,681 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,682 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,682 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,682 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,682 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,683 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,683 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,683 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,683 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,683 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,683 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,683 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,683 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,684 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,684 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,684 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,685 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,685 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,685 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,685 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,686 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,686 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,686 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,686 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,686 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,686 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,687 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,687 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,687 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,687 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,687 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,688 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,688 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,688 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,689 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,689 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,689 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,689 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,689 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,689 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,689 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,689 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,690 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,691 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,691 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,691 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,691 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,691 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,691 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,692 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,692 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,692 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,692 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,692 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,692 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,693 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,693 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,693 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,693 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,693 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,693 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,693 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,694 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,694 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,694 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,694 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,694 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,694 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,694 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,694 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,695 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,695 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,695 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,695 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,695 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,695 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 09:38:05,696 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 09:38:05,696 INFO L1541 ArrayList]: ghost_update [L898-L898] m_locked = 0; [2024-09-08 09:38:05,697 INFO L1541 ArrayList]: ghost_update [L898-L898] m_locked = 0; [2024-09-08 09:38:05,697 INFO L1541 ArrayList]: ghost_update [L879-L879] m_locked = 1; [2024-09-08 09:38:05,697 INFO L1541 ArrayList]: ghost_update [L879-L879] m_locked = 1; [2024-09-08 09:38:05,697 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,698 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,699 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,700 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,700 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,700 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,700 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,700 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,700 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,701 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,701 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,701 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,702 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,702 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,702 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,702 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,702 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,702 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,703 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,703 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,703 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,703 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,703 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,703 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,703 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,704 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,704 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,704 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,704 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,704 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,705 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,705 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,705 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,705 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,706 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,706 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,706 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,706 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,706 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,707 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,707 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,707 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,707 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,707 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,708 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,708 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,708 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,708 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,708 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,709 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,710 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,711 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,711 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,711 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,711 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,711 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,711 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,711 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,712 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,712 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,713 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,713 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,713 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,713 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,714 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,714 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,714 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,714 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,714 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,714 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,714 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 09:38:05,714 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 09:38:05,715 INFO L1541 ArrayList]: ghost_update [L893-L893] m_locked = 1; [2024-09-08 09:38:05,715 INFO L1541 ArrayList]: ghost_update [L893-L893] m_locked = 1; [2024-09-08 09:38:05,765 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 09:38:06,094 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i[39757,39770] [2024-09-08 09:38:06,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 09:38:06,110 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 09:38:06,252 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i[39757,39770] [2024-09-08 09:38:06,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 09:38:06,328 INFO L204 MainTranslator]: Completed translation [2024-09-08 09:38:06,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06 WrapperNode [2024-09-08 09:38:06,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 09:38:06,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 09:38:06,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 09:38:06,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 09:38:06,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,366 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,395 INFO L138 Inliner]: procedures = 243, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 78 [2024-09-08 09:38:06,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 09:38:06,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 09:38:06,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 09:38:06,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 09:38:06,405 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,412 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,441 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,442 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,448 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 09:38:06,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 09:38:06,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 09:38:06,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 09:38:06,454 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (1/1) ... [2024-09-08 09:38:06,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 09:38:06,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 09:38:06,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-08 09:38:06,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-08 09:38:06,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-09-08 09:38:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-09-08 09:38:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 09:38:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 09:38:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 09:38:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 09:38:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-09-08 09:38:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 09:38:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 09:38:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 09:38:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 09:38:06,576 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 09:38:06,735 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 09:38:06,737 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 09:38:07,132 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 09:38:07,133 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 09:38:07,341 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 09:38:07,341 INFO L318 CfgBuilder]: Removed 4 assume(true) statements. [2024-09-08 09:38:07,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:38:07 BoogieIcfgContainer [2024-09-08 09:38:07,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 09:38:07,344 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 09:38:07,345 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 09:38:07,348 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 09:38:07,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 09:38:03" (1/4) ... [2024-09-08 09:38:07,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3794636d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 09:38:07, skipping insertion in model container [2024-09-08 09:38:07,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 09:38:05" (2/4) ... [2024-09-08 09:38:07,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3794636d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:38:07, skipping insertion in model container [2024-09-08 09:38:07,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:38:06" (3/4) ... [2024-09-08 09:38:07,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3794636d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:38:07, skipping insertion in model container [2024-09-08 09:38:07,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:38:07" (4/4) ... [2024-09-08 09:38:07,352 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_ok.i [2024-09-08 09:38:07,370 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 09:38:07,370 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-09-08 09:38:07,370 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 09:38:07,411 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-09-08 09:38:07,454 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 09:38:07,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 09:38:07,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 09:38:07,457 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 09:38:07,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-08 09:38:07,494 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 09:38:07,507 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 09:38:07,514 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;@8e68e96, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 09:38:07,514 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-08 09:38:07,685 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 09:38:07,692 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 09:38:07,692 INFO L85 PathProgramCache]: Analyzing trace with hash 2042048713, now seen corresponding path program 1 times [2024-09-08 09:38:07,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 09:38:07,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815726552] [2024-09-08 09:38:07,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:07,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 09:38:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 09:38:08,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 09:38:08,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815726552] [2024-09-08 09:38:08,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815726552] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 09:38:08,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 09:38:08,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 09:38:08,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117394612] [2024-09-08 09:38:08,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 09:38:08,072 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 09:38:08,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 09:38:08,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 09:38:08,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 09:38:08,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:08,103 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 09:38:08,104 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 09:38:08,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:08,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:08,381 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 09:38:08,381 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 09:38:08,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 09:38:08,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1419834956, now seen corresponding path program 1 times [2024-09-08 09:38:08,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 09:38:08,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956070077] [2024-09-08 09:38:08,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:08,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 09:38:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-09-08 09:38:08,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 09:38:08,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956070077] [2024-09-08 09:38:08,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956070077] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 09:38:08,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 09:38:08,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 09:38:08,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864766962] [2024-09-08 09:38:08,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 09:38:08,611 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 09:38:08,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 09:38:08,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 09:38:08,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-08 09:38:08,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:08,617 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 09:38:08,617 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 09:38:08,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:08,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:08,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:08,777 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 09:38:08,777 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 09:38:08,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 09:38:08,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1988376473, now seen corresponding path program 2 times [2024-09-08 09:38:08,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 09:38:08,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209406798] [2024-09-08 09:38:08,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:08,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 09:38:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:09,066 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-09-08 09:38:09,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 09:38:09,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209406798] [2024-09-08 09:38:09,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209406798] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 09:38:09,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 09:38:09,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 09:38:09,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008418137] [2024-09-08 09:38:09,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 09:38:09,068 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 09:38:09,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 09:38:09,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 09:38:09,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 09:38:09,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:09,069 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 09:38:09,069 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 09:38:09,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:09,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:09,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:09,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:09,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:09,219 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 09:38:09,219 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 09:38:09,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 09:38:09,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1157333755, now seen corresponding path program 1 times [2024-09-08 09:38:09,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 09:38:09,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139330393] [2024-09-08 09:38:09,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:09,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 09:38:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-08 09:38:09,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 09:38:09,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139330393] [2024-09-08 09:38:09,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139330393] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 09:38:09,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1460618289] [2024-09-08 09:38:09,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:09,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:09,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 09:38:09,415 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 09:38:09,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-08 09:38:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:09,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-09-08 09:38:09,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 09:38:09,638 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-09-08 09:38:09,642 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 09:38:09,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1460618289] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 09:38:09,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 09:38:09,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2024-09-08 09:38:09,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050115509] [2024-09-08 09:38:09,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 09:38:09,643 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 09:38:09,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 09:38:09,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 09:38:09,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-08 09:38:09,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:09,644 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 09:38:09,644 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 09:38:09,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:09,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:09,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:09,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:09,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:09,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-09-08 09:38:09,943 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:09,944 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 09:38:09,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 09:38:09,945 INFO L85 PathProgramCache]: Analyzing trace with hash -254698185, now seen corresponding path program 3 times [2024-09-08 09:38:09,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 09:38:09,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859160652] [2024-09-08 09:38:09,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:09,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 09:38:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:10,125 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-09-08 09:38:10,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 09:38:10,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859160652] [2024-09-08 09:38:10,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859160652] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 09:38:10,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1498854812] [2024-09-08 09:38:10,127 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-08 09:38:10,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:10,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 09:38:10,129 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 09:38:10,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-08 09:38:10,305 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-09-08 09:38:10,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 09:38:10,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-08 09:38:10,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 09:38:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-09-08 09:38:10,399 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 09:38:10,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1498854812] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 09:38:10,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 09:38:10,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-09-08 09:38:10,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885456871] [2024-09-08 09:38:10,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 09:38:10,400 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 09:38:10,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 09:38:10,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 09:38:10,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-09-08 09:38:10,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:10,401 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 09:38:10,402 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 09:38:10,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:10,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:10,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:10,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:10,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:10,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:10,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-08 09:38:10,683 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:10,684 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 09:38:10,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 09:38:10,684 INFO L85 PathProgramCache]: Analyzing trace with hash 113872181, now seen corresponding path program 2 times [2024-09-08 09:38:10,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 09:38:10,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643015306] [2024-09-08 09:38:10,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:10,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 09:38:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:10,833 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 09:38:10,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 09:38:10,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643015306] [2024-09-08 09:38:10,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643015306] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 09:38:10,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854761634] [2024-09-08 09:38:10,834 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 09:38:10,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:10,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 09:38:10,838 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 09:38:10,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-08 09:38:10,966 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-08 09:38:10,966 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 09:38:10,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-08 09:38:10,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 09:38:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 09:38:11,069 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 09:38:11,155 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 09:38:11,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854761634] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 09:38:11,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 09:38:11,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-09-08 09:38:11,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623048469] [2024-09-08 09:38:11,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 09:38:11,157 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 09:38:11,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 09:38:11,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 09:38:11,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-08 09:38:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:11,158 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 09:38:11,158 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 09:38:11,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:11,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:11,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:11,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:11,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:11,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:11,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:11,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:11,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:11,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:11,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 09:38:11,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-09-08 09:38:11,591 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:11,592 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 09:38:11,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 09:38:11,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1065973063, now seen corresponding path program 1 times [2024-09-08 09:38:11,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 09:38:11,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001270377] [2024-09-08 09:38:11,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:11,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 09:38:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:11,804 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 77 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 09:38:11,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 09:38:11,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001270377] [2024-09-08 09:38:11,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001270377] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 09:38:11,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [251421353] [2024-09-08 09:38:11,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:11,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:11,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 09:38:11,808 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 09:38:11,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-08 09:38:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:11,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-09-08 09:38:11,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 09:38:12,063 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 09:38:12,064 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 09:38:12,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [251421353] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 09:38:12,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 09:38:12,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-09-08 09:38:12,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343828478] [2024-09-08 09:38:12,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 09:38:12,066 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 09:38:12,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 09:38:12,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 09:38:12,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-09-08 09:38:12,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:12,067 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 09:38:12,068 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 09:38:12,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:12,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:12,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:12,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:12,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:12,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 09:38:12,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:12,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:12,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:12,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:12,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:12,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:12,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 09:38:12,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 09:38:12,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-09-08 09:38:12,408 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-09-08 09:38:12,409 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 09:38:12,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 09:38:12,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1564430855, now seen corresponding path program 2 times [2024-09-08 09:38:12,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 09:38:12,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256335641] [2024-09-08 09:38:12,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 09:38:12,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 09:38:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 09:38:12,973 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 09:38:12,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 09:38:12,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256335641] [2024-09-08 09:38:12,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256335641] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 09:38:12,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376673631] [2024-09-08 09:38:12,974 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 09:38:12,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:12,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 09:38:12,976 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 09:38:12,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-08 09:38:13,115 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-08 09:38:13,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 09:38:13,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-09-08 09:38:13,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 09:38:13,453 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 09:38:13,453 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 09:38:13,894 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 09:38:13,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [376673631] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 09:38:13,894 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 09:38:13,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 12] total 30 [2024-09-08 09:38:13,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4347628] [2024-09-08 09:38:13,894 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 09:38:13,895 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-09-08 09:38:13,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 09:38:13,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-09-08 09:38:13,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=840, Unknown=0, NotChecked=0, Total=930 [2024-09-08 09:38:13,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:13,896 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 09:38:13,897 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.612903225806452) internal successors, (174), 30 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 09:38:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 09:38:13,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 09:38:13,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 09:38:15,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 09:38:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 09:38:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-08 09:38:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 09:38:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 09:38:15,390 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-09-08 09:38:15,390 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-09-08 09:38:15,390 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2024-09-08 09:38:15,390 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-09-08 09:38:15,390 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-09-08 09:38:15,409 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-09-08 09:38:15,591 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 09:38:15,600 INFO L408 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1] [2024-09-08 09:38:15,603 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 09:38:15,605 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 09:38:15,606 INFO L469 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-09-08 09:38:15,607 INFO L470 ceAbstractionStarter]: WitnessConsidered=2 [2024-09-08 09:38:15,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 09:38:15 BasicIcfg [2024-09-08 09:38:15,607 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 09:38:15,608 INFO L158 Benchmark]: Toolchain (without parser) took 10279.30ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 115.4MB in the beginning and 137.1MB in the end (delta: -21.7MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2024-09-08 09:38:15,608 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 09:38:15,608 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 09:38:15,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1000.25ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 118.8MB in the end (delta: -3.4MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2024-09-08 09:38:15,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.56ms. Allocated memory is still 159.4MB. Free memory was 118.8MB in the beginning and 116.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 09:38:15,609 INFO L158 Benchmark]: Boogie Preprocessor took 52.65ms. Allocated memory is still 159.4MB. Free memory was 116.7MB in the beginning and 114.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 09:38:15,609 INFO L158 Benchmark]: RCFGBuilder took 892.30ms. Allocated memory is still 159.4MB. Free memory was 114.6MB in the beginning and 71.0MB in the end (delta: 43.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-08 09:38:15,609 INFO L158 Benchmark]: TraceAbstraction took 8263.66ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 71.0MB in the beginning and 137.1MB in the end (delta: -66.2MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-09-08 09:38:15,610 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 0.22ms. Allocated memory is still 117.4MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1000.25ms. Allocated memory is still 159.4MB. Free memory was 115.4MB in the beginning and 118.8MB in the end (delta: -3.4MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.56ms. Allocated memory is still 159.4MB. Free memory was 118.8MB in the beginning and 116.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.65ms. Allocated memory is still 159.4MB. Free memory was 116.7MB in the beginning and 114.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 892.30ms. Allocated memory is still 159.4MB. Free memory was 114.6MB in the beginning and 71.0MB in the end (delta: 43.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 8263.66ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 71.0MB in the beginning and 137.1MB in the end (delta: -66.2MB). Peak memory consumption was 9.9MB. 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: 371, independent: 191, independent conditional: 13, independent unconditional: 179, dependent: 180, dependent conditional: 87, dependent unconditional: 93, 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: 0.4s, 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: 371, independent: 191, independent conditional: 13, independent unconditional: 179, dependent: 180, dependent conditional: 87, dependent unconditional: 93, 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: 8.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.8s, 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, 3.0s 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! [2024-09-08 09:38:15,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-09-08 09:38:15,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE