./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-05-07_14-17-48.files/mutex-meet/parallel-barrier-loop.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b44c8288 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c ./goblint.2024-05-07_14-17-48.files/mutex-meet/parallel-barrier-loop.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-b44c828-m [2024-05-12 12:27:15,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-12 12:27:15,439 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-05-12 12:27:15,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-12 12:27:15,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-12 12:27:15,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-12 12:27:15,482 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-12 12:27:15,483 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-12 12:27:15,483 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-05-12 12:27:15,487 INFO L153 SettingsManager]: * Use memory slicer=true [2024-05-12 12:27:15,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-12 12:27:15,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-12 12:27:15,489 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-12 12:27:15,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-12 12:27:15,490 INFO L153 SettingsManager]: * Use SBE=true [2024-05-12 12:27:15,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-12 12:27:15,491 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-12 12:27:15,491 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-12 12:27:15,492 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-12 12:27:15,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-12 12:27:15,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-12 12:27:15,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-12 12:27:15,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-12 12:27:15,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-12 12:27:15,494 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-05-12 12:27:15,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-12 12:27:15,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-12 12:27:15,495 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-12 12:27:15,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-12 12:27:15,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-12 12:27:15,497 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-05-12 12:27:15,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-12 12:27:15,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-05-12 12:27:15,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-12 12:27:15,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-12 12:27:15,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-12 12:27:15,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-12 12:27:15,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-12 12:27:15,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-12 12:27:15,498 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-05-12 12:27:15,498 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-12 12:27:15,504 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-05-12 12:27:15,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-05-12 12:27:15,504 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-05-12 12:27:15,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-12 12:27:15,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-12 12:27:15,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-12 12:27:15,747 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-12 12:27:15,747 INFO L274 PluginConnector]: CDTParser initialized [2024-05-12 12:27:15,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2024-05-12 12:27:17,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-12 12:27:17,312 INFO L384 CDTParser]: Found 1 translation units. [2024-05-12 12:27:17,313 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2024-05-12 12:27:17,324 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7473a42b/ca49ae7f758644acbef77419063a820e/FLAGd8508b4ed [2024-05-12 12:27:17,339 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7473a42b/ca49ae7f758644acbef77419063a820e [2024-05-12 12:27:17,342 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-05-12 12:27:17,342 INFO L274 PluginConnector]: Witness Parser initialized [2024-05-12 12:27:17,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-07_14-17-48.files/mutex-meet/parallel-barrier-loop.wvr.yml/witness.yml [2024-05-12 12:27:17,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-12 12:27:17,443 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-12 12:27:17,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-12 12:27:17,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-12 12:27:17,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-12 12:27:17,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 12:27:17" (1/2) ... [2024-05-12 12:27:17,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4223e4d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 12:27:17, skipping insertion in model container [2024-05-12 12:27:17,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 12:27:17" (1/2) ... [2024-05-12 12:27:17,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e7a632e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 12:27:17, skipping insertion in model container [2024-05-12 12:27:17,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 12:27:17" (2/2) ... [2024-05-12 12:27:17,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4223e4d6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17, skipping insertion in model container [2024-05-12 12:27:17,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 12:27:17" (2/2) ... [2024-05-12 12:27:17,455 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-05-12 12:27:17,475 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-05-12 12:27:17,477 INFO L97 edCorrectnessWitness]: Location invariant before [L205-L205] ! multithreaded || ((((((((((((((((((((((((1LL - (long long )f1_2) + (long long )f2_3 >= 0LL && (1LL - (long long )f1_2) + (long long )f2_11 >= 0LL) && (1LL - (long long )f1_10) + (long long )f1_2 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_3 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_11 >= 0LL) && (1LL - (long long )f2_11) + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_11 >= 0LL) && (long long )f1_10 + (long long )f1_2 >= 0LL) && (long long )f1_10 + (long long )f2_3 >= 0LL) && (long long )f1_10 + (long long )f2_11 >= 0LL) && (long long )f2_11 + (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_11 >= 0LL) && (1LL + (long long )f1_10) - (long long )f1_2 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_11 >= 0LL) && (1LL + (long long )f2_11) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_11 >= 0LL) && (2LL - (long long )f1_10) - (long long )f1_2 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_11 >= 0LL) && (2LL - (long long )f2_11) - (long long )f2_3 >= 0LL) [2024-05-12 12:27:17,477 INFO L97 edCorrectnessWitness]: Location invariant before [L120-L120] ! multithreaded || ((((((((((((((((((((((((1LL - (long long )f1_2) + (long long )f2_3 >= 0LL && (1LL - (long long )f1_2) + (long long )f2_11 >= 0LL) && (1LL - (long long )f1_10) + (long long )f1_2 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_3 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_11 >= 0LL) && (1LL - (long long )f2_11) + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_11 >= 0LL) && (long long )f1_10 + (long long )f1_2 >= 0LL) && (long long )f1_10 + (long long )f2_3 >= 0LL) && (long long )f1_10 + (long long )f2_11 >= 0LL) && (long long )f2_11 + (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_11 >= 0LL) && (1LL + (long long )f1_10) - (long long )f1_2 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_11 >= 0LL) && (1LL + (long long )f2_11) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_11 >= 0LL) && (2LL - (long long )f1_10) - (long long )f1_2 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_11 >= 0LL) && (2LL - (long long )f2_11) - (long long )f2_3 >= 0LL) [2024-05-12 12:27:17,477 INFO L97 edCorrectnessWitness]: Location invariant before [L236-L236] ! multithreaded || ((((((((((((((((((((((((1LL - (long long )f1_2) + (long long )f2_3 >= 0LL && (1LL - (long long )f1_2) + (long long )f2_11 >= 0LL) && (1LL - (long long )f1_10) + (long long )f1_2 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_3 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_11 >= 0LL) && (1LL - (long long )f2_11) + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_11 >= 0LL) && (long long )f1_10 + (long long )f1_2 >= 0LL) && (long long )f1_10 + (long long )f2_3 >= 0LL) && (long long )f1_10 + (long long )f2_11 >= 0LL) && (long long )f2_11 + (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_11 >= 0LL) && (1LL + (long long )f1_10) - (long long )f1_2 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_11 >= 0LL) && (1LL + (long long )f2_11) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_11 >= 0LL) && (2LL - (long long )f1_10) - (long long )f1_2 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_11 >= 0LL) && (2LL - (long long )f2_11) - (long long )f2_3 >= 0LL) [2024-05-12 12:27:17,477 INFO L97 edCorrectnessWitness]: Location invariant before [L237-L237] ! multithreaded || ((((((((((((((((((((((((1LL - (long long )f1_2) + (long long )f2_3 >= 0LL && (1LL - (long long )f1_2) + (long long )f2_11 >= 0LL) && (1LL - (long long )f1_10) + (long long )f1_2 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_3 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_11 >= 0LL) && (1LL - (long long )f2_11) + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_11 >= 0LL) && (long long )f1_10 + (long long )f1_2 >= 0LL) && (long long )f1_10 + (long long )f2_3 >= 0LL) && (long long )f1_10 + (long long )f2_11 >= 0LL) && (long long )f2_11 + (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_11 >= 0LL) && (1LL + (long long )f1_10) - (long long )f1_2 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_11 >= 0LL) && (1LL + (long long )f2_11) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_11 >= 0LL) && (2LL - (long long )f1_10) - (long long )f1_2 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_11 >= 0LL) && (2LL - (long long )f2_11) - (long long )f2_3 >= 0LL) [2024-05-12 12:27:17,477 INFO L97 edCorrectnessWitness]: Location invariant before [L121-L121] ! multithreaded || ((((((((((((((((((((((((1LL - (long long )f1_2) + (long long )f2_3 >= 0LL && (1LL - (long long )f1_2) + (long long )f2_11 >= 0LL) && (1LL - (long long )f1_10) + (long long )f1_2 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_3 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_11 >= 0LL) && (1LL - (long long )f2_11) + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_11 >= 0LL) && (long long )f1_10 + (long long )f1_2 >= 0LL) && (long long )f1_10 + (long long )f2_3 >= 0LL) && (long long )f1_10 + (long long )f2_11 >= 0LL) && (long long )f2_11 + (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_11 >= 0LL) && (1LL + (long long )f1_10) - (long long )f1_2 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_11 >= 0LL) && (1LL + (long long )f2_11) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_11 >= 0LL) && (2LL - (long long )f1_10) - (long long )f1_2 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_11 >= 0LL) && (2LL - (long long )f2_11) - (long long )f2_3 >= 0LL) [2024-05-12 12:27:17,478 INFO L97 edCorrectnessWitness]: Location invariant before [L204-L204] ! multithreaded || ((((((((((((((((((((((((1LL - (long long )f1_2) + (long long )f2_3 >= 0LL && (1LL - (long long )f1_2) + (long long )f2_11 >= 0LL) && (1LL - (long long )f1_10) + (long long )f1_2 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_3 >= 0LL) && (1LL - (long long )f1_10) + (long long )f2_11 >= 0LL) && (1LL - (long long )f2_11) + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_3 >= 0LL) && (long long )f1_2 + (long long )f2_11 >= 0LL) && (long long )f1_10 + (long long )f1_2 >= 0LL) && (long long )f1_10 + (long long )f2_3 >= 0LL) && (long long )f1_10 + (long long )f2_11 >= 0LL) && (long long )f2_11 + (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_2) - (long long )f2_11 >= 0LL) && (1LL + (long long )f1_10) - (long long )f1_2 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_3 >= 0LL) && (1LL + (long long )f1_10) - (long long )f2_11 >= 0LL) && (1LL + (long long )f2_11) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_2) - (long long )f2_11 >= 0LL) && (2LL - (long long )f1_10) - (long long )f1_2 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_3 >= 0LL) && (2LL - (long long )f1_10) - (long long )f2_11 >= 0LL) && (2LL - (long long )f2_11) - (long long )f2_3 >= 0LL) [2024-05-12 12:27:17,478 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-05-12 12:27:17,478 INFO L106 edCorrectnessWitness]: ghost_update [L235-L235] multithreaded = 1; [2024-05-12 12:27:17,501 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-12 12:27:17,745 WARN L246 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2024-05-12 12:27:17,755 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-05-12 12:27:17,766 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-05-12 12:27:17,930 WARN L246 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2024-05-12 12:27:17,931 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-05-12 12:27:17,947 INFO L206 MainTranslator]: Completed translation [2024-05-12 12:27:17,947 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17 WrapperNode [2024-05-12 12:27:17,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-12 12:27:17,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-12 12:27:17,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-12 12:27:17,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-12 12:27:17,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:17,970 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,016 INFO L138 Inliner]: procedures = 25, calls = 120, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 272 [2024-05-12 12:27:18,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-12 12:27:18,018 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-12 12:27:18,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-12 12:27:18,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-12 12:27:18,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,035 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,064 INFO L175 MemorySlicer]: Split 14 memory accesses to 7 slices as follows [2, 2, 2, 2, 2, 2, 2]. 14 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 1, 1, 1, 1, 1]. [2024-05-12 12:27:18,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-12 12:27:18,141 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-12 12:27:18,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-12 12:27:18,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-12 12:27:18,143 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (1/1) ... [2024-05-12 12:27:18,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-05-12 12:27:18,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-05-12 12:27:18,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-05-12 12:27:18,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-05-12 12:27:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-12 12:27:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-12 12:27:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-05-12 12:27:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-05-12 12:27:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-05-12 12:27:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-05-12 12:27:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-05-12 12:27:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-05-12 12:27:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-05-12 12:27:18,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-05-12 12:27:18,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-05-12 12:27:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-05-12 12:27:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-05-12 12:27:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-05-12 12:27:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-05-12 12:27:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-05-12 12:27:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-12 12:27:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-12 12:27:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-12 12:27:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-12 12:27:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-12 12:27:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-12 12:27:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-12 12:27:18,224 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-12 12:27:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-05-12 12:27:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-05-12 12:27:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-05-12 12:27:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-05-12 12:27:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-05-12 12:27:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-05-12 12:27:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-05-12 12:27:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-05-12 12:27:18,226 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-05-12 12:27:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-05-12 12:27:18,226 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-05-12 12:27:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-12 12:27:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-12 12:27:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-12 12:27:18,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-12 12:27:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-12 12:27:18,229 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-12 12:27:18,393 INFO L244 CfgBuilder]: Building ICFG [2024-05-12 12:27:18,395 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-12 12:27:18,943 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-05-12 12:27:18,943 INFO L293 CfgBuilder]: Performing block encoding [2024-05-12 12:27:19,179 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-12 12:27:19,180 INFO L320 CfgBuilder]: Removed 4 assume(true) statements. [2024-05-12 12:27:19,180 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.05 12:27:19 BoogieIcfgContainer [2024-05-12 12:27:19,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-12 12:27:19,183 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-12 12:27:19,183 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-12 12:27:19,186 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-12 12:27:19,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.05 12:27:17" (1/4) ... [2024-05-12 12:27:19,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69295eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.05 12:27:19, skipping insertion in model container [2024-05-12 12:27:19,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 12:27:17" (2/4) ... [2024-05-12 12:27:19,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69295eac and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 12.05 12:27:19, skipping insertion in model container [2024-05-12 12:27:19,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:27:17" (3/4) ... [2024-05-12 12:27:19,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69295eac and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 12.05 12:27:19, skipping insertion in model container [2024-05-12 12:27:19,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.05 12:27:19" (4/4) ... [2024-05-12 12:27:19,192 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2024-05-12 12:27:19,210 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-12 12:27:19,211 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2024-05-12 12:27:19,211 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-12 12:27:19,328 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-05-12 12:27:19,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 124 places, 117 transitions, 300 flow [2024-05-12 12:27:19,429 INFO L124 PetriNetUnfolderBase]: 12/103 cut-off events. [2024-05-12 12:27:19,430 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-05-12 12:27:19,438 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 103 events. 12/103 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 309 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 111. Up to 3 conditions per place. [2024-05-12 12:27:19,438 INFO L82 GeneralOperation]: Start removeDead. Operand has 124 places, 117 transitions, 300 flow [2024-05-12 12:27:19,445 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 109 places, 102 transitions, 252 flow [2024-05-12 12:27:19,492 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-12 12:27:19,497 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75e694b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-12 12:27:19,497 INFO L358 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2024-05-12 12:27:19,500 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-05-12 12:27:19,501 INFO L124 PetriNetUnfolderBase]: 0/6 cut-off events. [2024-05-12 12:27:19,501 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-05-12 12:27:19,501 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-05-12 12:27:19,502 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-05-12 12:27:19,502 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-12 12:27:19,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-12 12:27:19,539 INFO L85 PathProgramCache]: Analyzing trace with hash 2132166342, now seen corresponding path program 1 times [2024-05-12 12:27:19,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-12 12:27:19,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851450686] [2024-05-12 12:27:19,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-12 12:27:19,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-12 12:27:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-12 12:27:19,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-12 12:27:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-12 12:27:19,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-12 12:27:19,787 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-05-12 12:27:19,789 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 21 remaining) [2024-05-12 12:27:19,791 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 21 remaining) [2024-05-12 12:27:19,791 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 21 remaining) [2024-05-12 12:27:19,791 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 21 remaining) [2024-05-12 12:27:19,792 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 21 remaining) [2024-05-12 12:27:19,792 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 21 remaining) [2024-05-12 12:27:19,793 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (14 of 21 remaining) [2024-05-12 12:27:19,793 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 21 remaining) [2024-05-12 12:27:19,793 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 21 remaining) [2024-05-12 12:27:19,794 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 21 remaining) [2024-05-12 12:27:19,794 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 21 remaining) [2024-05-12 12:27:19,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 21 remaining) [2024-05-12 12:27:19,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 21 remaining) [2024-05-12 12:27:19,795 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 21 remaining) [2024-05-12 12:27:19,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 21 remaining) [2024-05-12 12:27:19,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 21 remaining) [2024-05-12 12:27:19,796 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 21 remaining) [2024-05-12 12:27:19,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 21 remaining) [2024-05-12 12:27:19,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 21 remaining) [2024-05-12 12:27:19,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 21 remaining) [2024-05-12 12:27:19,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork4Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 21 remaining) [2024-05-12 12:27:19,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-12 12:27:19,799 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-05-12 12:27:19,809 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-12 12:27:19,810 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-12 12:27:19,845 INFO L507 ceAbstractionStarter]: Automizer considered 6 witness invariants [2024-05-12 12:27:19,845 INFO L508 ceAbstractionStarter]: WitnessConsidered=6 [2024-05-12 12:27:19,846 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.05 12:27:19 BasicIcfg [2024-05-12 12:27:19,847 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-12 12:27:19,848 INFO L158 Benchmark]: Toolchain (without parser) took 2406.64ms. Allocated memory was 172.0MB in the beginning and 245.4MB in the end (delta: 73.4MB). Free memory was 93.6MB in the beginning and 191.5MB in the end (delta: -97.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 12:27:19,849 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 172.0MB. Free memory is still 124.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 12:27:19,852 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 172.0MB. Free memory was 97.3MB in the beginning and 97.1MB in the end (delta: 156.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 12:27:19,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 503.45ms. Allocated memory was 172.0MB in the beginning and 245.4MB in the end (delta: 73.4MB). Free memory was 93.5MB in the beginning and 207.8MB in the end (delta: -114.3MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2024-05-12 12:27:19,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.66ms. Allocated memory is still 245.4MB. Free memory was 207.8MB in the beginning and 203.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-05-12 12:27:19,853 INFO L158 Benchmark]: Boogie Preprocessor took 123.15ms. Allocated memory is still 245.4MB. Free memory was 203.6MB in the beginning and 199.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-05-12 12:27:19,854 INFO L158 Benchmark]: RCFGBuilder took 1038.86ms. Allocated memory is still 245.4MB. Free memory was 199.4MB in the beginning and 104.0MB in the end (delta: 95.4MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2024-05-12 12:27:19,854 INFO L158 Benchmark]: TraceAbstraction took 663.97ms. Allocated memory is still 245.4MB. Free memory was 103.0MB in the beginning and 191.5MB in the end (delta: -88.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 12:27:19,855 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 172.0MB. Free memory is still 124.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.19ms. Allocated memory is still 172.0MB. Free memory was 97.3MB in the beginning and 97.1MB in the end (delta: 156.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 503.45ms. Allocated memory was 172.0MB in the beginning and 245.4MB in the end (delta: 73.4MB). Free memory was 93.5MB in the beginning and 207.8MB in the end (delta: -114.3MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.66ms. Allocated memory is still 245.4MB. Free memory was 207.8MB in the beginning and 203.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.15ms. Allocated memory is still 245.4MB. Free memory was 203.6MB in the beginning and 199.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1038.86ms. Allocated memory is still 245.4MB. Free memory was 199.4MB in the beginning and 104.0MB in the end (delta: 95.4MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * TraceAbstraction took 663.97ms. Allocated memory is still 245.4MB. Free memory was 103.0MB in the beginning and 191.5MB in the end (delta: -88.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 236]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L1] 0 //@ ghost int multithreaded = 0; [L38] 0 unsigned int x_0, y_1, x_8, y_9; [L39] 0 _Bool f1_2, f2_3, f1_10, f2_11; [L40] 0 unsigned int temp_4, temp_5, temp_6, temp_7, temp_12, temp_13, temp_14, temp_15; [L212] 0 pthread_t t1, t4; [L215] 0 x_0 = __VERIFIER_nondet_uint() [L216] 0 y_1 = __VERIFIER_nondet_uint() [L217] 0 x_8 = __VERIFIER_nondet_uint() [L218] 0 y_9 = __VERIFIER_nondet_uint() [L219] 0 temp_4 = __VERIFIER_nondet_uint() [L220] 0 temp_5 = __VERIFIER_nondet_uint() [L221] 0 temp_6 = __VERIFIER_nondet_uint() [L222] 0 temp_7 = __VERIFIER_nondet_uint() [L223] 0 temp_12 = __VERIFIER_nondet_uint() [L224] 0 temp_13 = __VERIFIER_nondet_uint() [L225] 0 temp_14 = __VERIFIER_nondet_uint() [L226] 0 temp_15 = __VERIFIER_nondet_uint() [L227] 0 f1_2 = __VERIFIER_nondet_bool() [L228] 0 f2_3 = __VERIFIER_nondet_bool() [L229] 0 f1_10 = __VERIFIER_nondet_bool() [L230] 0 f2_11 = __VERIFIER_nondet_bool() [L233] CALL 0 assume_abort_if_not( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) [L35] COND FALSE 0 !(!cond) [L233] RET 0 assume_abort_if_not( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) [L235] 0 //@ ghost multithreaded = 1; [L235] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [t1={5:0}, t4={3:0}, x_0=0, x_8=0, y_1=0, y_9=0] [L236] 0 //@ assert (!multithreaded || ((((((((((((((((((((((((((1LL - (long long) f1_2) + (long long) f2_3) >= 0LL) && (((1LL - (long long) f1_2) + (long long) f2_11) >= 0LL)) && (((1LL - (long long) f1_10) + (long long) f1_2) >= 0LL)) && (((1LL - (long long) f1_10) + (long long) f2_3) >= 0LL)) && (((1LL - (long long) f1_10) + (long long) f2_11) >= 0LL)) && (((1LL - (long long) f2_11) + (long long) f2_3) >= 0LL)) && (((long long) f1_2 + (long long) f2_3) >= 0LL)) && (((long long) f1_2 + (long long) f2_11) >= 0LL)) && (((long long) f1_10 + (long long) f1_2) >= 0LL)) && (((long long) f1_10 + (long long) f2_3) >= 0LL)) && (((long long) f1_10 + (long long) f2_11) >= 0LL)) && (((long long) f2_11 + (long long) f2_3) >= 0LL)) && (((1LL + (long long) f1_2) - (long long) f2_3) >= 0LL)) && (((1LL + (long long) f1_2) - (long long) f2_11) >= 0LL)) && (((1LL + (long long) f1_10) - (long long) f1_2) >= 0LL)) && (((1LL + (long long) f1_10) - (long long) f2_3) >= 0LL)) && (((1LL + (long long) f1_10) - (long long) f2_11) >= 0LL)) && (((1LL + (long long) f2_11) - (long long) f2_3) >= 0LL)) && (((2LL - (long long) f1_2) - (long long) f2_3) >= 0LL)) && (((2LL - (long long) f1_2) - (long long) f2_11) >= 0LL)) && (((2LL - (long long) f1_10) - (long long) f1_2) >= 0LL)) && (((2LL - (long long) f1_10) - (long long) f2_3) >= 0LL)) && (((2LL - (long long) f1_10) - (long long) f2_11) >= 0LL)) && (((2LL - (long long) f2_11) - (long long) f2_3) >= 0LL))); VAL [f1_10=7, f1_2=5, f2_11=1, f2_3=3, t1={5:0}, t4={3:0}, x_0=0, x_8=0, y_1=0, y_9=0] - UnprovableResult [Line: 120]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 121]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 120]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 237]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 241]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 235]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 236]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 204]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 205]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 203]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 204]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 120]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 204]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 203]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 188 locations, 21 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-05-12 12:27:19,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE