./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/test-easy10.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/test-easy10.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d8006e4b 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/test-easy10.wvr.c ./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/test-easy10.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-dev-d8006e4-m [2024-02-05 10:36:27,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-05 10:36:27,383 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-05 10:36:27,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-05 10:36:27,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-05 10:36:27,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-05 10:36:27,403 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-05 10:36:27,403 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-05 10:36:27,404 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-05 10:36:27,404 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-05 10:36:27,404 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-05 10:36:27,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-05 10:36:27,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-05 10:36:27,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-05 10:36:27,406 INFO L153 SettingsManager]: * Use SBE=true [2024-02-05 10:36:27,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-05 10:36:27,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-05 10:36:27,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-05 10:36:27,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-05 10:36:27,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-05 10:36:27,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-05 10:36:27,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-05 10:36:27,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-05 10:36:27,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-05 10:36:27,409 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-05 10:36:27,410 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-05 10:36:27,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-05 10:36:27,410 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-05 10:36:27,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-05 10:36:27,411 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-05 10:36:27,411 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-05 10:36:27,411 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-05 10:36:27,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-05 10:36:27,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-05 10:36:27,413 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-05 10:36:27,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-05 10:36:27,413 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-05 10:36:27,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-05 10:36:27,414 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-05 10:36:27,414 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-05 10:36:27,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-05 10:36:27,415 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-05 10:36:27,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-05 10:36:27,415 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-05 10:36:27,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-05 10:36:27,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-05 10:36:27,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-05 10:36:27,619 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-05 10:36:27,619 INFO L274 PluginConnector]: CDTParser initialized [2024-02-05 10:36:27,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/test-easy10.wvr.c [2024-02-05 10:36:28,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-05 10:36:28,866 INFO L384 CDTParser]: Found 1 translation units. [2024-02-05 10:36:28,866 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy10.wvr.c [2024-02-05 10:36:28,872 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46d0fc0f/09b35c07af5d4daebf1dc2661b8192a7/FLAG6b488c205 [2024-02-05 10:36:28,881 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46d0fc0f/09b35c07af5d4daebf1dc2661b8192a7 [2024-02-05 10:36:28,882 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-05 10:36:28,886 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-05 10:36:28,887 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/test-easy10.wvr.yml/witness.yml [2024-02-05 10:36:29,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-05 10:36:29,105 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-05 10:36:29,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-05 10:36:29,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-05 10:36:29,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-05 10:36:29,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:36:28" (1/2) ... [2024-02-05 10:36:29,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3551029f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:36:29, skipping insertion in model container [2024-02-05 10:36:29,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:36:28" (1/2) ... [2024-02-05 10:36:29,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@678654fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:36:29, skipping insertion in model container [2024-02-05 10:36:29,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:36:29" (2/2) ... [2024-02-05 10:36:29,123 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3551029f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29, skipping insertion in model container [2024-02-05 10:36:29,123 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:36:29" (2/2) ... [2024-02-05 10:36:29,124 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-05 10:36:29,230 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-05 10:36:29,232 INFO L101 nessWitnessExtractor]: Location invariant before [L92-L92] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,232 INFO L101 nessWitnessExtractor]: Location invariant before [L100-L100] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,232 INFO L101 nessWitnessExtractor]: Location invariant before [L82-L82] ((((((((((x1 <= 1U) && ((unsigned long )_argptr == 0UL)) && (x1 == 0U || x1 == 1U)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,233 INFO L101 nessWitnessExtractor]: Location invariant before [L56-L56] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,233 INFO L101 nessWitnessExtractor]: Location invariant before [L69-L69] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,233 INFO L101 nessWitnessExtractor]: Location invariant before [L88-L88] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,233 INFO L101 nessWitnessExtractor]: Location invariant before [L121-L121] ((((((((f12 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,234 INFO L101 nessWitnessExtractor]: Location invariant before [L114-L114] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,234 INFO L101 nessWitnessExtractor]: Location invariant before [L104-L104] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,234 INFO L101 nessWitnessExtractor]: Location invariant before [L103-L103] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,234 INFO L101 nessWitnessExtractor]: Location invariant before [L137-L137] ((((((((((x2 == 0U) && (y1 == 0U)) && (y2 == 0U)) && (t11 == (_Bool)0)) && (t12 == (_Bool)0)) && (t21 == (_Bool)0)) && (t22 == (_Bool)0)) && (f11 == (_Bool)0)) && (f12 == (_Bool)0)) && (f21 == (_Bool)0)) && (f22 == (_Bool)0) [2024-02-05 10:36:29,234 INFO L101 nessWitnessExtractor]: Location invariant before [L61-L61] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,234 INFO L101 nessWitnessExtractor]: Location invariant before [L112-L112] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,234 INFO L101 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,235 INFO L101 nessWitnessExtractor]: Location invariant before [L139-L139] ((((((((y2 == 0U) && (t11 == (_Bool)0)) && (t12 == (_Bool)0)) && (t21 == (_Bool)0)) && (t22 == (_Bool)0)) && (f11 == (_Bool)0)) && (f12 == (_Bool)0)) && (f21 == (_Bool)0)) && (f22 == (_Bool)0) [2024-02-05 10:36:29,235 INFO L101 nessWitnessExtractor]: Location invariant before [L122-L122] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,235 INFO L101 nessWitnessExtractor]: Location invariant before [L126-L126] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,235 INFO L101 nessWitnessExtractor]: Location invariant before [L120-L120] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,235 INFO L101 nessWitnessExtractor]: Location invariant before [L119-L119] ((((((((f22 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1) [2024-02-05 10:36:29,235 INFO L101 nessWitnessExtractor]: Location invariant before [L50-L50] ((((((((f11 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,235 INFO L101 nessWitnessExtractor]: Location invariant before [L91-L91] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,236 INFO L101 nessWitnessExtractor]: Location invariant before [L71-L71] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,236 INFO L101 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,236 INFO L101 nessWitnessExtractor]: Location invariant before [L113-L113] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,236 INFO L101 nessWitnessExtractor]: Location invariant before [L124-L124] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,236 INFO L101 nessWitnessExtractor]: Location invariant before [L51-L51] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,237 INFO L101 nessWitnessExtractor]: Location invariant before [L74-L74] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,237 INFO L101 nessWitnessExtractor]: Location invariant before [L76-L76] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,237 INFO L101 nessWitnessExtractor]: Location invariant before [L143-L143] (((((((t11 == (_Bool)0) && (t12 == (_Bool)0)) && (t21 == (_Bool)0)) && (t22 == (_Bool)0)) && (f11 == (_Bool)0)) && (f12 == (_Bool)0)) && (f21 == (_Bool)0)) && (f22 == (_Bool)0) [2024-02-05 10:36:29,237 INFO L101 nessWitnessExtractor]: Location invariant before [L67-L67] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,237 INFO L101 nessWitnessExtractor]: Location invariant before [L68-L68] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,237 INFO L101 nessWitnessExtractor]: Location invariant before [L79-L79] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,237 INFO L101 nessWitnessExtractor]: Location invariant before [L80-L80] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,237 INFO L101 nessWitnessExtractor]: Location invariant before [L77-L77] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,238 INFO L101 nessWitnessExtractor]: Location invariant before [L52-L52] ((((((((f11 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,238 INFO L101 nessWitnessExtractor]: Location invariant before [L84-L84] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,238 INFO L101 nessWitnessExtractor]: Location invariant before [L130-L130] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,238 INFO L101 nessWitnessExtractor]: Location invariant before [L49-L49] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,239 INFO L101 nessWitnessExtractor]: Location invariant before [L66-L66] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,239 INFO L101 nessWitnessExtractor]: Location invariant before [L115-L115] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,239 INFO L101 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,240 INFO L101 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,240 INFO L101 nessWitnessExtractor]: Location invariant before [L90-L90] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,240 INFO L101 nessWitnessExtractor]: Location invariant before [L116-L116] ((((((((((y2 <= 1U) && ((unsigned long )_argptr == 0UL)) && (y2 == 0U || y2 == 1U)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,240 INFO L101 nessWitnessExtractor]: Location invariant before [L99-L99] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,240 INFO L101 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,240 INFO L101 nessWitnessExtractor]: Location invariant before [L93-L93] ((((((((((x2 <= 1U) && ((unsigned long )_argptr == 0UL)) && (x2 == 0U || x2 == 1U)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,241 INFO L101 nessWitnessExtractor]: Location invariant before [L81-L81] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,241 INFO L101 nessWitnessExtractor]: Location invariant before [L58-L58] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,241 INFO L101 nessWitnessExtractor]: Location invariant before [L43-L43] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,241 INFO L101 nessWitnessExtractor]: Location invariant before [L57-L57] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,241 INFO L101 nessWitnessExtractor]: Location invariant before [L47-L47] ((((((((((x1 <= 1U) && ((unsigned long )_argptr == 0UL)) && (x1 == 0U || x1 == 1U)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,241 INFO L101 nessWitnessExtractor]: Location invariant before [L95-L95] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,242 INFO L101 nessWitnessExtractor]: Location invariant before [L102-L102] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,242 INFO L101 nessWitnessExtractor]: Location invariant before [L123-L123] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,242 INFO L101 nessWitnessExtractor]: Location invariant before [L73-L73] ((((((((f21 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,243 INFO L101 nessWitnessExtractor]: Location invariant before [L138-L138] (((((((((y1 == 0U) && (y2 == 0U)) && (t11 == (_Bool)0)) && (t12 == (_Bool)0)) && (t21 == (_Bool)0)) && (t22 == (_Bool)0)) && (f11 == (_Bool)0)) && (f12 == (_Bool)0)) && (f21 == (_Bool)0)) && (f22 == (_Bool)0) [2024-02-05 10:36:29,243 INFO L101 nessWitnessExtractor]: Location invariant before [L128-L128] ((((((((((x2 <= 1U) && ((unsigned long )_argptr == 0UL)) && (x2 == 0U || x2 == 1U)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,243 INFO L101 nessWitnessExtractor]: Location invariant before [L111-L111] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,243 INFO L101 nessWitnessExtractor]: Location invariant before [L117-L117] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,244 INFO L101 nessWitnessExtractor]: Location invariant before [L127-L127] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,244 INFO L101 nessWitnessExtractor]: Location invariant before [L125-L125] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,244 INFO L101 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,244 INFO L101 nessWitnessExtractor]: Location invariant before [L78-L78] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,244 INFO L101 nessWitnessExtractor]: Location invariant before [L136-L136] (((((((((((x1 == 0U) && (x2 == 0U)) && (y1 == 0U)) && (y2 == 0U)) && (t11 == (_Bool)0)) && (t12 == (_Bool)0)) && (t21 == (_Bool)0)) && (t22 == (_Bool)0)) && (f11 == (_Bool)0)) && (f12 == (_Bool)0)) && (f21 == (_Bool)0)) && (f22 == (_Bool)0) [2024-02-05 10:36:29,244 INFO L101 nessWitnessExtractor]: Location invariant before [L70-L70] ((((((((((y1 <= 1U) && ((unsigned long )_argptr == 0UL)) && (y1 == 0U || y1 == 1U)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,244 INFO L101 nessWitnessExtractor]: Location invariant before [L59-L59] ((((((((((y1 <= 1U) && ((unsigned long )_argptr == 0UL)) && (y1 == 0U || y1 == 1U)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,244 INFO L101 nessWitnessExtractor]: Location invariant before [L44-L44] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,245 INFO L101 nessWitnessExtractor]: Location invariant before [L94-L94] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,245 INFO L101 nessWitnessExtractor]: Location invariant before [L72-L72] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,245 INFO L101 nessWitnessExtractor]: Location invariant before [L75-L75] ((((((((f11 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,245 INFO L101 nessWitnessExtractor]: Location invariant before [L97-L97] (unsigned long )_argptr == 0UL [2024-02-05 10:36:29,245 INFO L101 nessWitnessExtractor]: Location invariant before [L118-L118] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,245 INFO L101 nessWitnessExtractor]: Location invariant before [L105-L105] ((((((((((y2 <= 1U) && ((unsigned long )_argptr == 0UL)) && (y2 == 0U || y2 == 1U)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,245 INFO L101 nessWitnessExtractor]: Location invariant before [L46-L46] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,245 INFO L101 nessWitnessExtractor]: Location invariant before [L53-L53] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,246 INFO L101 nessWitnessExtractor]: Location invariant before [L96-L96] ((((((((f12 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,246 INFO L101 nessWitnessExtractor]: Location invariant before [L98-L98] ((((((((f12 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,246 INFO L101 nessWitnessExtractor]: Location invariant before [L55-L55] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,246 INFO L101 nessWitnessExtractor]: Location invariant before [L140-L140] (((((((t11 == (_Bool)0) && (t12 == (_Bool)0)) && (t21 == (_Bool)0)) && (t22 == (_Bool)0)) && (f11 == (_Bool)0)) && (f12 == (_Bool)0)) && (f21 == (_Bool)0)) && (f22 == (_Bool)0) [2024-02-05 10:36:29,247 INFO L101 nessWitnessExtractor]: Location invariant before [L89-L89] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,247 INFO L101 nessWitnessExtractor]: Location invariant before [L101-L101] (((((((((unsigned long )_argptr == 0UL) && (t11 == (_Bool)0 || t11 == (_Bool)1)) && (t12 == (_Bool)0 || t12 == (_Bool)1)) && (t21 == (_Bool)0 || t21 == (_Bool)1)) && (t22 == (_Bool)0 || t22 == (_Bool)1)) && (f11 == (_Bool)0 || f11 == (_Bool)1)) && (f12 == (_Bool)0 || f12 == (_Bool)1)) && (f21 == (_Bool)0 || f21 == (_Bool)1)) && (f22 == (_Bool)0 || f22 == (_Bool)1) [2024-02-05 10:36:29,269 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-02-05 10:36:29,430 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy10.wvr.c[3959,3972] [2024-02-05 10:36:29,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-05 10:36:29,446 INFO L204 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 [2024-02-05 10:36:29,583 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy10.wvr.c[3959,3972] [2024-02-05 10:36:29,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-05 10:36:29,594 INFO L208 MainTranslator]: Completed translation [2024-02-05 10:36:29,595 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29 WrapperNode [2024-02-05 10:36:29,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-05 10:36:29,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-05 10:36:29,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-05 10:36:29,601 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-05 10:36:29,606 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 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,620 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 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,672 INFO L138 Inliner]: procedures = 23, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 277 [2024-02-05 10:36:29,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-05 10:36:29,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-05 10:36:29,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-05 10:36:29,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-05 10:36:29,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,702 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,739 INFO L175 MemorySlicer]: Split 10 memory accesses to 5 slices as follows [2, 2, 2, 2, 2]. 20 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 4 writes are split as follows [0, 1, 1, 1, 1]. [2024-02-05 10:36:29,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-05 10:36:29,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-05 10:36:29,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-05 10:36:29,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-05 10:36:29,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (1/1) ... [2024-02-05 10:36:29,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-05 10:36:29,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-05 10:36:29,825 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) [2024-02-05 10:36:29,844 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 [2024-02-05 10:36:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-05 10:36:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-05 10:36:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-05 10:36:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-05 10:36:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-05 10:36:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-05 10:36:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-05 10:36:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-05 10:36:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-05 10:36:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-05 10:36:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-05 10:36:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-05 10:36:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-05 10:36:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-05 10:36:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-05 10:36:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-05 10:36:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-05 10:36:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-05 10:36:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-05 10:36:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-05 10:36:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-05 10:36:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-05 10:36:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-05 10:36:29,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-05 10:36:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-05 10:36:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-05 10:36:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-05 10:36:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-05 10:36:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-05 10:36:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-05 10:36:29,865 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-05 10:36:30,006 INFO L244 CfgBuilder]: Building ICFG [2024-02-05 10:36:30,008 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-05 10:36:30,676 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-05 10:36:30,677 INFO L293 CfgBuilder]: Performing block encoding [2024-02-05 10:36:31,040 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-05 10:36:31,040 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-05 10:36:31,041 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.02 10:36:31 BoogieIcfgContainer [2024-02-05 10:36:31,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-05 10:36:31,043 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-05 10:36:31,044 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-05 10:36:31,046 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-05 10:36:31,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 10:36:28" (1/4) ... [2024-02-05 10:36:31,047 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb0dfbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:36:31, skipping insertion in model container [2024-02-05 10:36:31,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:36:29" (2/4) ... [2024-02-05 10:36:31,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb0dfbc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 05.02 10:36:31, skipping insertion in model container [2024-02-05 10:36:31,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:36:29" (3/4) ... [2024-02-05 10:36:31,050 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb0dfbc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 05.02 10:36:31, skipping insertion in model container [2024-02-05 10:36:31,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.02 10:36:31" (4/4) ... [2024-02-05 10:36:31,052 INFO L112 eAbstractionObserver]: Analyzing ICFG test-easy10.wvr.c [2024-02-05 10:36:31,067 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-05 10:36:31,068 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 83 error locations. [2024-02-05 10:36:31,068 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-05 10:36:31,233 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-02-05 10:36:31,274 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 180 places, 167 transitions, 362 flow [2024-02-05 10:36:31,350 INFO L124 PetriNetUnfolderBase]: 0/163 cut-off events. [2024-02-05 10:36:31,350 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-02-05 10:36:31,352 INFO L83 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 163 events. 0/163 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 681 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-02-05 10:36:31,353 INFO L82 GeneralOperation]: Start removeDead. Operand has 180 places, 167 transitions, 362 flow [2024-02-05 10:36:31,361 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 175 places, 162 transitions, 348 flow [2024-02-05 10:36:31,373 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-05 10:36:31,382 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;@40ae9134, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-05 10:36:31,383 INFO L358 AbstractCegarLoop]: Starting to check reachability of 163 error locations. [2024-02-05 10:36:31,385 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-05 10:36:31,385 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-05 10:36:31,390 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-05 10:36:31,390 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:36:31,391 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-05 10:36:31,391 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 160 more)] === [2024-02-05 10:36:31,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:36:31,395 INFO L85 PathProgramCache]: Analyzing trace with hash 22598, now seen corresponding path program 1 times [2024-02-05 10:36:31,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:36:31,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083062331] [2024-02-05 10:36:31,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:36:31,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:36:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-05 10:36:32,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-05 10:36:32,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-05 10:36:32,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083062331] [2024-02-05 10:36:32,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083062331] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-05 10:36:32,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-05 10:36:32,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-05 10:36:32,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471960536] [2024-02-05 10:36:32,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-05 10:36:32,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-05 10:36:32,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-05 10:36:32,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-05 10:36:32,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-05 10:36:32,273 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 167 [2024-02-05 10:36:32,277 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 162 transitions, 348 flow. Second operand has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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) [2024-02-05 10:36:32,277 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-05 10:36:32,277 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 167 [2024-02-05 10:36:32,278 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand