./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cb09d658 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/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.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-cb09d65-m [2024-01-27 23:06:53,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 23:06:53,122 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 23:06:53,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 23:06:53,128 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 23:06:53,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 23:06:53,158 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 23:06:53,158 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 23:06:53,159 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 23:06:53,164 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 23:06:53,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 23:06:53,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 23:06:53,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 23:06:53,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 23:06:53,167 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 23:06:53,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 23:06:53,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 23:06:53,168 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 23:06:53,168 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 23:06:53,168 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 23:06:53,169 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 23:06:53,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 23:06:53,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 23:06:53,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 23:06:53,170 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 23:06:53,170 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 23:06:53,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 23:06:53,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 23:06:53,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 23:06:53,172 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 23:06:53,173 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 23:06:53,173 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 23:06:53,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:06:53,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 23:06:53,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 23:06:53,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 23:06:53,174 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 23:06:53,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 23:06:53,174 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 23:06:53,175 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 23:06:53,175 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 23:06:53,175 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 23:06:53,175 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 23:06:53,176 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 23:06:53,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 23:06:53,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 23:06:53,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 23:06:53,470 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 23:06:53,471 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 23:06:53,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.yml/witness.yml [2024-01-27 23:06:53,636 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 23:06:53,637 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 23:06:53,638 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-27 23:06:54,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 23:06:55,028 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 23:06:55,029 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-27 23:06:55,046 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8ffb415/b0ff98f51ce549aeb51350f8878f5f43/FLAG8918326d2 [2024-01-27 23:06:55,059 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8ffb415/b0ff98f51ce549aeb51350f8878f5f43 [2024-01-27 23:06:55,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 23:06:55,061 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 23:06:55,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 23:06:55,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 23:06:55,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 23:06:55,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:06:53" (1/2) ... [2024-01-27 23:06:55,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a3101fe and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:06:55, skipping insertion in model container [2024-01-27 23:06:55,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:06:53" (1/2) ... [2024-01-27 23:06:55,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34cace45 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:06:55, skipping insertion in model container [2024-01-27 23:06:55,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:06:55" (2/2) ... [2024-01-27 23:06:55,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a3101fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55, skipping insertion in model container [2024-01-27 23:06:55,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:06:55" (2/2) ... [2024-01-27 23:06:55,072 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 23:06:55,165 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 23:06:55,167 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-27 23:06:55,167 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-27 23:06:55,167 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-27 23:06:55,167 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-27 23:06:55,168 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-27 23:06:55,168 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-27 23:06:55,168 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-27 23:06:55,169 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-27 23:06:55,169 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-27 23:06:55,169 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-27 23:06:55,169 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-27 23:06:55,169 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-27 23:06:55,169 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-27 23:06:55,170 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-27 23:06:55,170 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-27 23:06:55,170 INFO L98 nessWitnessExtractor]: Location invariant before [L696-L696] (unsigned long )arg == 0UL [2024-01-27 23:06:55,170 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 0 <= g [2024-01-27 23:06:55,170 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g <= 5 [2024-01-27 23:06:55,171 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g == 0 || g == 5 [2024-01-27 23:06:55,171 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g % 5 == 0 [2024-01-27 23:06:55,171 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g <= 127 [2024-01-27 23:06:55,171 INFO L98 nessWitnessExtractor]: Location invariant before [L686-L686] (unsigned long )arg == 0UL [2024-01-27 23:06:55,172 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g % 5 == 0 [2024-01-27 23:06:55,172 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g == 0 || g == 5 [2024-01-27 23:06:55,172 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 5 [2024-01-27 23:06:55,172 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] (unsigned long )arg == 0UL [2024-01-27 23:06:55,172 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] 0 <= g [2024-01-27 23:06:55,173 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 127 [2024-01-27 23:06:55,173 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] g == 0 [2024-01-27 23:06:55,173 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] g == 0 [2024-01-27 23:06:55,173 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] (unsigned long )arg == 0UL [2024-01-27 23:06:55,173 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g <= 127 [2024-01-27 23:06:55,173 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] (unsigned long )arg == 0UL [2024-01-27 23:06:55,174 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g % 5 == 0 [2024-01-27 23:06:55,174 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] 0 <= g [2024-01-27 23:06:55,174 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g <= 5 [2024-01-27 23:06:55,175 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g == 0 || g == 5 [2024-01-27 23:06:55,175 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] g == 0 [2024-01-27 23:06:55,176 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] (unsigned long )arg == 0UL [2024-01-27 23:06:55,176 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g % 5 == 0 [2024-01-27 23:06:55,176 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g <= 127 [2024-01-27 23:06:55,177 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g <= 5 [2024-01-27 23:06:55,177 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g == 0 || g == 5 [2024-01-27 23:06:55,177 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] 0 <= g [2024-01-27 23:06:55,177 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g % 5 == 0 [2024-01-27 23:06:55,177 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g <= 5 [2024-01-27 23:06:55,178 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= g [2024-01-27 23:06:55,178 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g == 0 || g == 5 [2024-01-27 23:06:55,178 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g <= 127 [2024-01-27 23:06:55,178 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] (unsigned long )arg == 0UL [2024-01-27 23:06:55,179 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g == 0 || g == 5 [2024-01-27 23:06:55,179 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g <= 127 [2024-01-27 23:06:55,179 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] 0 <= g [2024-01-27 23:06:55,179 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g % 5 == 0 [2024-01-27 23:06:55,180 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g <= 5 [2024-01-27 23:06:55,180 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] g == 5 [2024-01-27 23:06:55,181 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (unsigned long )arg == 0UL [2024-01-27 23:06:55,181 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g == 5 [2024-01-27 23:06:55,182 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] (unsigned long )arg == 0UL [2024-01-27 23:06:55,182 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] (unsigned long )arg == 0UL [2024-01-27 23:06:55,182 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] g == 5 [2024-01-27 23:06:55,182 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] g == 0 [2024-01-27 23:06:55,182 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] (unsigned long )arg == 0UL [2024-01-27 23:06:55,182 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g <= 127 [2024-01-27 23:06:55,182 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g <= 5 [2024-01-27 23:06:55,183 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] 0 <= g [2024-01-27 23:06:55,183 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g % 5 == 0 [2024-01-27 23:06:55,183 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g == 0 || g == 5 [2024-01-27 23:06:55,183 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g <= 5 [2024-01-27 23:06:55,183 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] 0 <= g [2024-01-27 23:06:55,183 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g <= 127 [2024-01-27 23:06:55,184 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g % 5 == 0 [2024-01-27 23:06:55,184 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g == 0 || g == 5 [2024-01-27 23:06:55,184 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 5 [2024-01-27 23:06:55,184 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g % 5 == 0 [2024-01-27 23:06:55,184 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g == 0 || g == 5 [2024-01-27 23:06:55,184 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 0 <= g [2024-01-27 23:06:55,185 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 127 [2024-01-27 23:06:55,185 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g <= 5 [2024-01-27 23:06:55,185 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g == 0 || g == 5 [2024-01-27 23:06:55,185 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= g [2024-01-27 23:06:55,185 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g <= 127 [2024-01-27 23:06:55,185 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g % 5 == 0 [2024-01-27 23:06:55,185 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g <= 5 [2024-01-27 23:06:55,186 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g == 0 || g == 5 [2024-01-27 23:06:55,186 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= g [2024-01-27 23:06:55,186 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g <= 127 [2024-01-27 23:06:55,186 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g % 5 == 0 [2024-01-27 23:06:55,234 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 23:06:55,400 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i[1105,1118] [2024-01-27 23:06:55,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:06:55,596 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 23:06:55,609 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i[1105,1118] [2024-01-27 23:06:55,610 WARN L424 MainDispatcher]: Unable to annotate void __VERIFIER_assert(int cond) { if(!(cond)) { ERROR: {reach_error();abort();} } } with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 23:06:55,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:06:55,796 INFO L206 MainTranslator]: Completed translation [2024-01-27 23:06:55,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55 WrapperNode [2024-01-27 23:06:55,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 23:06:55,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 23:06:55,798 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 23:06:55,798 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 23:06:55,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,843 INFO L138 Inliner]: procedures = 163, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-01-27 23:06:55,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 23:06:55,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 23:06:55,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 23:06:55,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 23:06:55,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,859 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,874 INFO L175 MemorySlicer]: Split 19 memory accesses to 5 slices as follows [2, 5, 5, 5, 2]. 26 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 5, 5, 5, 0]. The 1 writes are split as follows [0, 0, 0, 0, 1]. [2024-01-27 23:06:55,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,891 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 23:06:55,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 23:06:55,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 23:06:55,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 23:06:55,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (1/1) ... [2024-01-27 23:06:55,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:06:55,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 23:06:55,936 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) [2024-01-27 23:06:55,950 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 [2024-01-27 23:06:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 23:06:55,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 23:06:55,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-27 23:06:55,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-27 23:06:55,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-27 23:06:55,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 23:06:55,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 23:06:55,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 23:06:55,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-27 23:06:55,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-27 23:06:55,975 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-27 23:06:55,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 23:06:55,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 23:06:55,976 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-27 23:06:55,976 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-27 23:06:55,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 23:06:55,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 23:06:55,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 23:06:55,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 23:06:55,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-27 23:06:55,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-27 23:06:55,977 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-27 23:06:55,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 23:06:55,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 23:06:55,979 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-27 23:06:56,116 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 23:06:56,118 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 23:06:56,447 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 23:06:56,448 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 23:06:56,582 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 23:06:56,582 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-27 23:06:56,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:06:56 BoogieIcfgContainer [2024-01-27 23:06:56,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 23:06:56,584 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 23:06:56,585 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 23:06:56,587 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 23:06:56,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:06:53" (1/4) ... [2024-01-27 23:06:56,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db9c258 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 11:06:56, skipping insertion in model container [2024-01-27 23:06:56,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 11:06:55" (2/4) ... [2024-01-27 23:06:56,589 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db9c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:06:56, skipping insertion in model container [2024-01-27 23:06:56,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:06:55" (3/4) ... [2024-01-27 23:06:56,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db9c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:06:56, skipping insertion in model container [2024-01-27 23:06:56,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:06:56" (4/4) ... [2024-01-27 23:06:56,591 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-27 23:06:56,607 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 23:06:56,607 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2024-01-27 23:06:56,607 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 23:06:56,683 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-27 23:06:56,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 197 places, 195 transitions, 397 flow [2024-01-27 23:06:56,818 INFO L124 PetriNetUnfolderBase]: 2/194 cut-off events. [2024-01-27 23:06:56,819 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-27 23:06:56,825 INFO L83 FinitePrefix]: Finished finitePrefix Result has 199 conditions, 194 events. 2/194 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 361 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 188. Up to 2 conditions per place. [2024-01-27 23:06:56,825 INFO L82 GeneralOperation]: Start removeDead. Operand has 197 places, 195 transitions, 397 flow [2024-01-27 23:06:56,832 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 194 places, 192 transitions, 387 flow [2024-01-27 23:06:56,847 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 23:06:56,856 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;@6716dba1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 23:06:56,856 INFO L358 AbstractCegarLoop]: Starting to check reachability of 108 error locations. [2024-01-27 23:06:56,858 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 23:06:56,864 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-27 23:06:56,864 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:06:56,864 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:06:56,865 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-27 23:06:56,866 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-27 23:06:56,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:06:56,870 INFO L85 PathProgramCache]: Analyzing trace with hash 17056, now seen corresponding path program 1 times [2024-01-27 23:06:56,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:06:56,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002101830] [2024-01-27 23:06:56,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:06:56,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:06:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:06:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:06:57,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:06:57,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002101830] [2024-01-27 23:06:57,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002101830] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:06:57,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:06:57,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:06:57,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600896297] [2024-01-27 23:06:57,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:06:57,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:06:57,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:06:57,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:06:57,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:06:57,405 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 195 [2024-01-27 23:06:57,409 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 192 transitions, 387 flow. Second operand has 3 states, 3 states have (on average 98.66666666666667) internal successors, (296), 3 states have internal predecessors, (296), 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) [2024-01-27 23:06:57,409 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:06:57,410 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 195 [2024-01-27 23:06:57,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:06:57,855 INFO L124 PetriNetUnfolderBase]: 438/2434 cut-off events. [2024-01-27 23:06:57,855 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:06:57,862 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3709 conditions, 2434 events. 438/2434 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 20596 event pairs, 354 based on Foata normal form. 637/2801 useless extension candidates. Maximal degree in co-relation 3698. Up to 656 conditions per place. [2024-01-27 23:06:57,874 INFO L140 encePairwiseOnDemand]: 131/195 looper letters, 85 selfloop transitions, 3 changer transitions 0/185 dead transitions. [2024-01-27 23:06:57,875 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 185 transitions, 549 flow [2024-01-27 23:06:57,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:06:57,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:06:57,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 445 transitions. [2024-01-27 23:06:57,894 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7606837606837606 [2024-01-27 23:06:57,896 INFO L175 Difference]: Start difference. First operand has 194 places, 192 transitions, 387 flow. Second operand 3 states and 445 transitions. [2024-01-27 23:06:57,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 185 transitions, 549 flow [2024-01-27 23:06:57,900 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 185 transitions, 548 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-27 23:06:57,905 INFO L231 Difference]: Finished difference. Result has 177 places, 171 transitions, 433 flow [2024-01-27 23:06:57,907 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=344, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=168, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=433, PETRI_PLACES=177, PETRI_TRANSITIONS=171} [2024-01-27 23:06:57,912 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -17 predicate places. [2024-01-27 23:06:57,912 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 171 transitions, 433 flow [2024-01-27 23:06:57,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.66666666666667) internal successors, (296), 3 states have internal predecessors, (296), 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) [2024-01-27 23:06:57,913 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:06:57,913 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 23:06:57,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 23:06:57,913 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-27 23:06:57,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:06:57,914 INFO L85 PathProgramCache]: Analyzing trace with hash 508793872, now seen corresponding path program 1 times [2024-01-27 23:06:57,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:06:57,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967040047] [2024-01-27 23:06:57,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:06:57,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:06:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:06:58,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:06:58,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:06:58,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967040047] [2024-01-27 23:06:58,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967040047] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:06:58,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:06:58,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 23:06:58,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587627820] [2024-01-27 23:06:58,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:06:58,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-27 23:06:58,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:06:58,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-27 23:06:58,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-27 23:06:58,169 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 151 out of 195 [2024-01-27 23:06:58,170 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 171 transitions, 433 flow. Second operand has 4 states, 4 states have (on average 152.25) internal successors, (609), 4 states have internal predecessors, (609), 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) [2024-01-27 23:06:58,170 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:06:58,170 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 151 of 195 [2024-01-27 23:06:58,171 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:06:58,458 INFO L124 PetriNetUnfolderBase]: 168/1616 cut-off events. [2024-01-27 23:06:58,459 INFO L125 PetriNetUnfolderBase]: For 180/180 co-relation queries the response was YES. [2024-01-27 23:06:58,461 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2313 conditions, 1616 events. 168/1616 cut-off events. For 180/180 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 12261 event pairs, 0 based on Foata normal form. 270/1791 useless extension candidates. Maximal degree in co-relation 2300. Up to 548 conditions per place. [2024-01-27 23:06:58,465 INFO L140 encePairwiseOnDemand]: 182/195 looper letters, 41 selfloop transitions, 2 changer transitions 0/174 dead transitions. [2024-01-27 23:06:58,466 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 174 transitions, 525 flow [2024-01-27 23:06:58,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 23:06:58,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 23:06:58,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 658 transitions. [2024-01-27 23:06:58,468 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8435897435897436 [2024-01-27 23:06:58,468 INFO L175 Difference]: Start difference. First operand has 177 places, 171 transitions, 433 flow. Second operand 4 states and 658 transitions. [2024-01-27 23:06:58,468 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 174 transitions, 525 flow [2024-01-27 23:06:58,473 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 174 transitions, 519 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:06:58,477 INFO L231 Difference]: Finished difference. Result has 167 places, 160 transitions, 409 flow [2024-01-27 23:06:58,478 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=405, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=409, PETRI_PLACES=167, PETRI_TRANSITIONS=160} [2024-01-27 23:06:58,478 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -27 predicate places. [2024-01-27 23:06:58,479 INFO L495 AbstractCegarLoop]: Abstraction has has 167 places, 160 transitions, 409 flow [2024-01-27 23:06:58,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 152.25) internal successors, (609), 4 states have internal predecessors, (609), 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) [2024-01-27 23:06:58,479 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:06:58,480 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:06:58,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 23:06:58,480 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-27 23:06:58,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:06:58,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1722456595, now seen corresponding path program 1 times [2024-01-27 23:06:58,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:06:58,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6172299] [2024-01-27 23:06:58,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:06:58,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:06:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:06:58,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:06:58,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:06:58,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6172299] [2024-01-27 23:06:58,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6172299] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:06:58,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:06:58,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 23:06:58,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143304515] [2024-01-27 23:06:58,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:06:58,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-27 23:06:58,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:06:58,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-27 23:06:58,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-27 23:06:58,956 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 195 [2024-01-27 23:06:58,957 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 160 transitions, 409 flow. Second operand has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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) [2024-01-27 23:06:58,958 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:06:58,958 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 195 [2024-01-27 23:06:58,958 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:06:59,280 INFO L124 PetriNetUnfolderBase]: 524/2319 cut-off events. [2024-01-27 23:06:59,280 INFO L125 PetriNetUnfolderBase]: For 203/203 co-relation queries the response was YES. [2024-01-27 23:06:59,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4032 conditions, 2319 events. 524/2319 cut-off events. For 203/203 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 18567 event pairs, 352 based on Foata normal form. 0/2252 useless extension candidates. Maximal degree in co-relation 4019. Up to 658 conditions per place. [2024-01-27 23:06:59,290 INFO L140 encePairwiseOnDemand]: 184/195 looper letters, 95 selfloop transitions, 12 changer transitions 10/199 dead transitions. [2024-01-27 23:06:59,291 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 199 transitions, 723 flow [2024-01-27 23:06:59,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-27 23:06:59,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-01-27 23:06:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 591 transitions. [2024-01-27 23:06:59,296 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6061538461538462 [2024-01-27 23:06:59,297 INFO L175 Difference]: Start difference. First operand has 167 places, 160 transitions, 409 flow. Second operand 5 states and 591 transitions. [2024-01-27 23:06:59,297 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 199 transitions, 723 flow [2024-01-27 23:06:59,300 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 199 transitions, 720 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:06:59,305 INFO L231 Difference]: Finished difference. Result has 173 places, 167 transitions, 489 flow [2024-01-27 23:06:59,305 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=489, PETRI_PLACES=173, PETRI_TRANSITIONS=167} [2024-01-27 23:06:59,307 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -21 predicate places. [2024-01-27 23:06:59,307 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 167 transitions, 489 flow [2024-01-27 23:06:59,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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) [2024-01-27 23:06:59,307 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:06:59,308 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:06:59,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-27 23:06:59,308 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-27 23:06:59,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:06:59,309 INFO L85 PathProgramCache]: Analyzing trace with hash -335262777, now seen corresponding path program 1 times [2024-01-27 23:06:59,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:06:59,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750076463] [2024-01-27 23:06:59,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:06:59,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:06:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:06:59,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:06:59,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:06:59,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750076463] [2024-01-27 23:06:59,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750076463] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:06:59,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:06:59,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-27 23:06:59,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159111864] [2024-01-27 23:06:59,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:06:59,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:06:59,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:06:59,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:06:59,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:06:59,571 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 195 [2024-01-27 23:06:59,572 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 167 transitions, 489 flow. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2024-01-27 23:06:59,572 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:06:59,572 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 195 [2024-01-27 23:06:59,572 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:06:59,722 INFO L124 PetriNetUnfolderBase]: 246/1005 cut-off events. [2024-01-27 23:06:59,722 INFO L125 PetriNetUnfolderBase]: For 508/531 co-relation queries the response was YES. [2024-01-27 23:06:59,724 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1826 conditions, 1005 events. 246/1005 cut-off events. For 508/531 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 6132 event pairs, 162 based on Foata normal form. 240/1211 useless extension candidates. Maximal degree in co-relation 1809. Up to 351 conditions per place. [2024-01-27 23:06:59,726 INFO L140 encePairwiseOnDemand]: 150/195 looper letters, 37 selfloop transitions, 3 changer transitions 22/134 dead transitions. [2024-01-27 23:06:59,726 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 134 transitions, 441 flow [2024-01-27 23:06:59,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:06:59,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:06:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 388 transitions. [2024-01-27 23:06:59,728 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6632478632478632 [2024-01-27 23:06:59,729 INFO L175 Difference]: Start difference. First operand has 173 places, 167 transitions, 489 flow. Second operand 3 states and 388 transitions. [2024-01-27 23:06:59,729 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 134 transitions, 441 flow [2024-01-27 23:06:59,732 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 134 transitions, 437 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-27 23:06:59,736 INFO L231 Difference]: Finished difference. Result has 131 places, 105 transitions, 267 flow [2024-01-27 23:06:59,736 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=319, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=267, PETRI_PLACES=131, PETRI_TRANSITIONS=105} [2024-01-27 23:06:59,737 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -63 predicate places. [2024-01-27 23:06:59,737 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 105 transitions, 267 flow [2024-01-27 23:06:59,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2024-01-27 23:06:59,738 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:06:59,738 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:06:59,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-27 23:06:59,738 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-27 23:06:59,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:06:59,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1437028256, now seen corresponding path program 1 times [2024-01-27 23:06:59,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:06:59,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181579496] [2024-01-27 23:06:59,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:06:59,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:06:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:06:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:06:59,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:06:59,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181579496] [2024-01-27 23:06:59,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181579496] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:06:59,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:06:59,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 23:06:59,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539499451] [2024-01-27 23:06:59,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:06:59,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:06:59,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:06:59,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:06:59,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:06:59,899 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-27 23:06:59,900 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 105 transitions, 267 flow. Second operand has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 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) [2024-01-27 23:06:59,900 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:06:59,900 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-27 23:06:59,900 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:07:00,002 INFO L124 PetriNetUnfolderBase]: 82/679 cut-off events. [2024-01-27 23:07:00,003 INFO L125 PetriNetUnfolderBase]: For 169/174 co-relation queries the response was YES. [2024-01-27 23:07:00,004 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1031 conditions, 679 events. 82/679 cut-off events. For 169/174 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 3563 event pairs, 30 based on Foata normal form. 19/688 useless extension candidates. Maximal degree in co-relation 1014. Up to 128 conditions per place. [2024-01-27 23:07:00,006 INFO L140 encePairwiseOnDemand]: 185/195 looper letters, 26 selfloop transitions, 8 changer transitions 9/121 dead transitions. [2024-01-27 23:07:00,006 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 121 transitions, 401 flow [2024-01-27 23:07:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:07:00,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:07:00,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 534 transitions. [2024-01-27 23:07:00,008 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9128205128205128 [2024-01-27 23:07:00,008 INFO L175 Difference]: Start difference. First operand has 131 places, 105 transitions, 267 flow. Second operand 3 states and 534 transitions. [2024-01-27 23:07:00,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 121 transitions, 401 flow [2024-01-27 23:07:00,010 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 121 transitions, 383 flow, removed 4 selfloop flow, removed 3 redundant places. [2024-01-27 23:07:00,011 INFO L231 Difference]: Finished difference. Result has 115 places, 106 transitions, 281 flow [2024-01-27 23:07:00,012 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=245, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=281, PETRI_PLACES=115, PETRI_TRANSITIONS=106} [2024-01-27 23:07:00,014 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -79 predicate places. [2024-01-27 23:07:00,014 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 106 transitions, 281 flow [2024-01-27 23:07:00,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 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) [2024-01-27 23:07:00,014 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:07:00,015 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:07:00,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-27 23:07:00,015 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-27 23:07:00,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:07:00,016 INFO L85 PathProgramCache]: Analyzing trace with hash -716889733, now seen corresponding path program 1 times [2024-01-27 23:07:00,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:07:00,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934934993] [2024-01-27 23:07:00,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:07:00,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:07:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:07:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:07:00,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:07:00,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934934993] [2024-01-27 23:07:00,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934934993] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:07:00,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:07:00,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-27 23:07:00,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578469187] [2024-01-27 23:07:00,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:07:00,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-27 23:07:00,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:07:00,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-27 23:07:00,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-27 23:07:00,241 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-27 23:07:00,242 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 106 transitions, 281 flow. Second operand has 5 states, 5 states have (on average 165.4) internal successors, (827), 5 states have internal predecessors, (827), 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) [2024-01-27 23:07:00,242 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:07:00,242 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-27 23:07:00,242 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:07:00,343 INFO L124 PetriNetUnfolderBase]: 56/600 cut-off events. [2024-01-27 23:07:00,344 INFO L125 PetriNetUnfolderBase]: For 195/198 co-relation queries the response was YES. [2024-01-27 23:07:00,344 INFO L83 FinitePrefix]: Finished finitePrefix Result has 952 conditions, 600 events. 56/600 cut-off events. For 195/198 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2816 event pairs, 29 based on Foata normal form. 6/599 useless extension candidates. Maximal degree in co-relation 935. Up to 112 conditions per place. [2024-01-27 23:07:00,345 INFO L140 encePairwiseOnDemand]: 190/195 looper letters, 24 selfloop transitions, 5 changer transitions 4/108 dead transitions. [2024-01-27 23:07:00,345 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 108 transitions, 349 flow [2024-01-27 23:07:00,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 23:07:00,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 23:07:00,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 685 transitions. [2024-01-27 23:07:00,348 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8782051282051282 [2024-01-27 23:07:00,348 INFO L175 Difference]: Start difference. First operand has 115 places, 106 transitions, 281 flow. Second operand 4 states and 685 transitions. [2024-01-27 23:07:00,348 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 108 transitions, 349 flow [2024-01-27 23:07:00,349 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 108 transitions, 322 flow, removed 1 selfloop flow, removed 6 redundant places. [2024-01-27 23:07:00,350 INFO L231 Difference]: Finished difference. Result has 109 places, 101 transitions, 246 flow [2024-01-27 23:07:00,351 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=236, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=246, PETRI_PLACES=109, PETRI_TRANSITIONS=101} [2024-01-27 23:07:00,354 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -85 predicate places. [2024-01-27 23:07:00,354 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 101 transitions, 246 flow [2024-01-27 23:07:00,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 165.4) internal successors, (827), 5 states have internal predecessors, (827), 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) [2024-01-27 23:07:00,355 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:07:00,355 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:07:00,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-27 23:07:00,355 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-27 23:07:00,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:07:00,356 INFO L85 PathProgramCache]: Analyzing trace with hash 700995755, now seen corresponding path program 1 times [2024-01-27 23:07:00,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:07:00,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057617762] [2024-01-27 23:07:00,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:07:00,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:07:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:07:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:07:00,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:07:00,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057617762] [2024-01-27 23:07:00,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057617762] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:07:00,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:07:00,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-27 23:07:00,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837063028] [2024-01-27 23:07:00,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:07:00,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-27 23:07:00,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:07:00,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-27 23:07:00,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-27 23:07:00,635 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-27 23:07:00,637 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 101 transitions, 246 flow. Second operand has 5 states, 5 states have (on average 166.4) internal successors, (832), 5 states have internal predecessors, (832), 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) [2024-01-27 23:07:00,637 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:07:00,637 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-27 23:07:00,637 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:07:00,719 INFO L124 PetriNetUnfolderBase]: 43/472 cut-off events. [2024-01-27 23:07:00,719 INFO L125 PetriNetUnfolderBase]: For 87/93 co-relation queries the response was YES. [2024-01-27 23:07:00,720 INFO L83 FinitePrefix]: Finished finitePrefix Result has 699 conditions, 472 events. 43/472 cut-off events. For 87/93 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1812 event pairs, 18 based on Foata normal form. 5/462 useless extension candidates. Maximal degree in co-relation 685. Up to 76 conditions per place. [2024-01-27 23:07:00,721 INFO L140 encePairwiseOnDemand]: 186/195 looper letters, 15 selfloop transitions, 6 changer transitions 21/106 dead transitions. [2024-01-27 23:07:00,721 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 106 transitions, 320 flow [2024-01-27 23:07:00,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 23:07:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 23:07:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 684 transitions. [2024-01-27 23:07:00,724 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8769230769230769 [2024-01-27 23:07:00,724 INFO L175 Difference]: Start difference. First operand has 109 places, 101 transitions, 246 flow. Second operand 4 states and 684 transitions. [2024-01-27 23:07:00,724 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 106 transitions, 320 flow [2024-01-27 23:07:00,726 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 106 transitions, 307 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-27 23:07:00,727 INFO L231 Difference]: Finished difference. Result has 109 places, 82 transitions, 196 flow [2024-01-27 23:07:00,727 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=196, PETRI_PLACES=109, PETRI_TRANSITIONS=82} [2024-01-27 23:07:00,728 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -85 predicate places. [2024-01-27 23:07:00,728 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 82 transitions, 196 flow [2024-01-27 23:07:00,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 166.4) internal successors, (832), 5 states have internal predecessors, (832), 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) [2024-01-27 23:07:00,729 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:07:00,729 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:07:00,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-27 23:07:00,730 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-27 23:07:00,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:07:00,730 INFO L85 PathProgramCache]: Analyzing trace with hash 246991972, now seen corresponding path program 1 times [2024-01-27 23:07:00,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:07:00,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954000421] [2024-01-27 23:07:00,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:07:00,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:07:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:07:01,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:07:01,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:07:01,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954000421] [2024-01-27 23:07:01,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954000421] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:07:01,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:07:01,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-01-27 23:07:01,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097408468] [2024-01-27 23:07:01,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:07:01,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-01-27 23:07:01,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:07:01,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-01-27 23:07:01,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-01-27 23:07:01,101 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-27 23:07:01,102 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 82 transitions, 196 flow. Second operand has 6 states, 6 states have (on average 166.0) internal successors, (996), 6 states have internal predecessors, (996), 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) [2024-01-27 23:07:01,102 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:07:01,102 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-27 23:07:01,102 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:07:01,155 INFO L124 PetriNetUnfolderBase]: 13/198 cut-off events. [2024-01-27 23:07:01,156 INFO L125 PetriNetUnfolderBase]: For 39/40 co-relation queries the response was YES. [2024-01-27 23:07:01,156 INFO L83 FinitePrefix]: Finished finitePrefix Result has 285 conditions, 198 events. 13/198 cut-off events. For 39/40 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 561 event pairs, 1 based on Foata normal form. 7/203 useless extension candidates. Maximal degree in co-relation 270. Up to 38 conditions per place. [2024-01-27 23:07:01,156 INFO L140 encePairwiseOnDemand]: 192/195 looper letters, 0 selfloop transitions, 0 changer transitions 86/86 dead transitions. [2024-01-27 23:07:01,157 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 86 transitions, 262 flow [2024-01-27 23:07:01,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-27 23:07:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-27 23:07:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 678 transitions. [2024-01-27 23:07:01,159 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8692307692307693 [2024-01-27 23:07:01,159 INFO L175 Difference]: Start difference. First operand has 109 places, 82 transitions, 196 flow. Second operand 4 states and 678 transitions. [2024-01-27 23:07:01,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 86 transitions, 262 flow [2024-01-27 23:07:01,160 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 86 transitions, 237 flow, removed 2 selfloop flow, removed 4 redundant places. [2024-01-27 23:07:01,161 INFO L231 Difference]: Finished difference. Result has 88 places, 0 transitions, 0 flow [2024-01-27 23:07:01,161 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=171, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=0, PETRI_PLACES=88, PETRI_TRANSITIONS=0} [2024-01-27 23:07:01,161 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -106 predicate places. [2024-01-27 23:07:01,162 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 0 transitions, 0 flow [2024-01-27 23:07:01,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 166.0) internal successors, (996), 6 states have internal predecessors, (996), 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) [2024-01-27 23:07:01,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 108 remaining) [2024-01-27 23:07:01,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 108 remaining) [2024-01-27 23:07:01,165 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 108 remaining) [2024-01-27 23:07:01,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 108 remaining) [2024-01-27 23:07:01,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 108 remaining) [2024-01-27 23:07:01,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 108 remaining) [2024-01-27 23:07:01,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 108 remaining) [2024-01-27 23:07:01,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 108 remaining) [2024-01-27 23:07:01,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 108 remaining) [2024-01-27 23:07:01,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 108 remaining) [2024-01-27 23:07:01,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 108 remaining) [2024-01-27 23:07:01,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (96 of 108 remaining) [2024-01-27 23:07:01,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 108 remaining) [2024-01-27 23:07:01,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 108 remaining) [2024-01-27 23:07:01,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 108 remaining) [2024-01-27 23:07:01,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 108 remaining) [2024-01-27 23:07:01,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 108 remaining) [2024-01-27 23:07:01,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 108 remaining) [2024-01-27 23:07:01,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 108 remaining) [2024-01-27 23:07:01,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 108 remaining) [2024-01-27 23:07:01,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 108 remaining) [2024-01-27 23:07:01,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 108 remaining) [2024-01-27 23:07:01,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 108 remaining) [2024-01-27 23:07:01,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 108 remaining) [2024-01-27 23:07:01,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 108 remaining) [2024-01-27 23:07:01,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 108 remaining) [2024-01-27 23:07:01,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 108 remaining) [2024-01-27 23:07:01,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 108 remaining) [2024-01-27 23:07:01,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 108 remaining) [2024-01-27 23:07:01,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 108 remaining) [2024-01-27 23:07:01,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 108 remaining) [2024-01-27 23:07:01,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 108 remaining) [2024-01-27 23:07:01,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (75 of 108 remaining) [2024-01-27 23:07:01,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 108 remaining) [2024-01-27 23:07:01,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 108 remaining) [2024-01-27 23:07:01,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 108 remaining) [2024-01-27 23:07:01,171 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 108 remaining) [2024-01-27 23:07:01,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 108 remaining) [2024-01-27 23:07:01,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 108 remaining) [2024-01-27 23:07:01,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 108 remaining) [2024-01-27 23:07:01,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 108 remaining) [2024-01-27 23:07:01,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 108 remaining) [2024-01-27 23:07:01,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 108 remaining) [2024-01-27 23:07:01,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 108 remaining) [2024-01-27 23:07:01,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 108 remaining) [2024-01-27 23:07:01,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 108 remaining) [2024-01-27 23:07:01,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 108 remaining) [2024-01-27 23:07:01,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 108 remaining) [2024-01-27 23:07:01,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 108 remaining) [2024-01-27 23:07:01,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 108 remaining) [2024-01-27 23:07:01,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 108 remaining) [2024-01-27 23:07:01,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 108 remaining) [2024-01-27 23:07:01,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 108 remaining) [2024-01-27 23:07:01,174 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 108 remaining) [2024-01-27 23:07:01,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 108 remaining) [2024-01-27 23:07:01,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 108 remaining) [2024-01-27 23:07:01,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 108 remaining) [2024-01-27 23:07:01,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 108 remaining) [2024-01-27 23:07:01,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 108 remaining) [2024-01-27 23:07:01,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 108 remaining) [2024-01-27 23:07:01,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 108 remaining) [2024-01-27 23:07:01,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 108 remaining) [2024-01-27 23:07:01,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 108 remaining) [2024-01-27 23:07:01,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 108 remaining) [2024-01-27 23:07:01,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 108 remaining) [2024-01-27 23:07:01,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 108 remaining) [2024-01-27 23:07:01,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 108 remaining) [2024-01-27 23:07:01,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 108 remaining) [2024-01-27 23:07:01,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 108 remaining) [2024-01-27 23:07:01,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 108 remaining) [2024-01-27 23:07:01,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 108 remaining) [2024-01-27 23:07:01,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr27ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 108 remaining) [2024-01-27 23:07:01,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr28ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 108 remaining) [2024-01-27 23:07:01,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr29ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 108 remaining) [2024-01-27 23:07:01,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr30ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 108 remaining) [2024-01-27 23:07:01,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr31ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 108 remaining) [2024-01-27 23:07:01,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 108 remaining) [2024-01-27 23:07:01,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 108 remaining) [2024-01-27 23:07:01,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 108 remaining) [2024-01-27 23:07:01,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 108 remaining) [2024-01-27 23:07:01,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 108 remaining) [2024-01-27 23:07:01,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 108 remaining) [2024-01-27 23:07:01,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 108 remaining) [2024-01-27 23:07:01,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 108 remaining) [2024-01-27 23:07:01,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 108 remaining) [2024-01-27 23:07:01,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 108 remaining) [2024-01-27 23:07:01,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 108 remaining) [2024-01-27 23:07:01,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 108 remaining) [2024-01-27 23:07:01,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 108 remaining) [2024-01-27 23:07:01,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 108 remaining) [2024-01-27 23:07:01,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 108 remaining) [2024-01-27 23:07:01,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 108 remaining) [2024-01-27 23:07:01,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 108 remaining) [2024-01-27 23:07:01,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 108 remaining) [2024-01-27 23:07:01,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 108 remaining) [2024-01-27 23:07:01,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 108 remaining) [2024-01-27 23:07:01,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 108 remaining) [2024-01-27 23:07:01,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 108 remaining) [2024-01-27 23:07:01,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 108 remaining) [2024-01-27 23:07:01,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 108 remaining) [2024-01-27 23:07:01,183 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 108 remaining) [2024-01-27 23:07:01,183 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 108 remaining) [2024-01-27 23:07:01,183 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 108 remaining) [2024-01-27 23:07:01,183 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr27ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 108 remaining) [2024-01-27 23:07:01,183 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr28ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 108 remaining) [2024-01-27 23:07:01,183 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr29ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 108 remaining) [2024-01-27 23:07:01,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr30ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 108 remaining) [2024-01-27 23:07:01,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr31ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 108 remaining) [2024-01-27 23:07:01,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-27 23:07:01,184 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:07:01,190 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-27 23:07:01,191 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 23:07:01,195 INFO L503 ceAbstractionStarter]: Automizer considered 73 witness invariants [2024-01-27 23:07:01,195 INFO L504 ceAbstractionStarter]: WitnessConsidered=73 [2024-01-27 23:07:01,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 11:07:01 BasicIcfg [2024-01-27 23:07:01,196 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 23:07:01,197 INFO L158 Benchmark]: Toolchain (without parser) took 6136.45ms. Allocated memory was 146.8MB in the beginning and 237.0MB in the end (delta: 90.2MB). Free memory was 85.6MB in the beginning and 110.8MB in the end (delta: -25.2MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2024-01-27 23:07:01,197 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:07:01,197 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 146.8MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:07:01,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 735.15ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 85.6MB in the beginning and 143.2MB in the end (delta: -57.6MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-01-27 23:07:01,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.45ms. Allocated memory is still 178.3MB. Free memory was 143.2MB in the beginning and 141.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 23:07:01,198 INFO L158 Benchmark]: Boogie Preprocessor took 52.85ms. Allocated memory is still 178.3MB. Free memory was 141.1MB in the beginning and 139.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 23:07:01,199 INFO L158 Benchmark]: RCFGBuilder took 685.00ms. Allocated memory is still 178.3MB. Free memory was 139.1MB in the beginning and 95.0MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-01-27 23:07:01,199 INFO L158 Benchmark]: TraceAbstraction took 4612.09ms. Allocated memory was 178.3MB in the beginning and 237.0MB in the end (delta: 58.7MB). Free memory was 94.0MB in the beginning and 110.8MB in the end (delta: -16.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-01-27 23:07:01,200 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 146.8MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 735.15ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 85.6MB in the beginning and 143.2MB in the end (delta: -57.6MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.45ms. Allocated memory is still 178.3MB. Free memory was 143.2MB in the beginning and 141.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.85ms. Allocated memory is still 178.3MB. Free memory was 141.1MB in the beginning and 139.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 685.00ms. Allocated memory is still 178.3MB. Free memory was 139.1MB in the beginning and 95.0MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4612.09ms. Allocated memory was 178.3MB in the beginning and 237.0MB in the end (delta: 58.7MB). Free memory was 94.0MB in the beginning and 110.8MB in the end (delta: -16.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 700]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 702]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 702]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 702]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 702]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 702]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 703]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 703]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 703]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 703]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 703]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 704]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 704]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 704]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 704]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 704]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 707]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 707]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 707]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 707]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 707]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 708]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 708]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 708]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 708]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 708]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 709]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 709]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 709]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 709]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 709]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 686]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 687]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 687]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 687]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 687]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 687]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 687]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 691]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 691]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 692]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 692]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 693]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 693]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 694]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 694]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 695]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 695]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 696]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 277 locations, 108 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: 4.5s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1413 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 676 mSDsluCounter, 626 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 123 mSDsCounter, 249 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1215 IncrementalHoareTripleChecker+Invalid, 1464 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 249 mSolverCounterUnsat, 503 mSDtfsCounter, 1215 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=489occurred in iteration=3, InterpolantAutomatonStates: 30, 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, 1.3s InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 300 ConstructedInterpolants, 0 QuantifiedInterpolants, 1673 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 - AllSpecificationsHoldResult: All specifications hold 75 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-01-27 23:07:01,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE