./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 27552612 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-2755261-m [2024-01-26 15:18:32,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 15:18:32,564 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-26 15:18:32,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 15:18:32,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 15:18:32,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 15:18:32,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 15:18:32,594 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 15:18:32,594 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-26 15:18:32,597 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-26 15:18:32,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 15:18:32,597 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 15:18:32,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 15:18:32,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 15:18:32,599 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 15:18:32,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 15:18:32,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 15:18:32,600 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 15:18:32,600 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 15:18:32,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 15:18:32,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 15:18:32,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 15:18:32,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 15:18:32,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 15:18:32,602 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-26 15:18:32,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 15:18:32,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 15:18:32,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 15:18:32,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 15:18:32,603 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 15:18:32,604 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-26 15:18:32,604 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 15:18:32,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-26 15:18:32,605 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 15:18:32,605 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 15:18:32,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-26 15:18:32,605 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 15:18:32,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 15:18:32,606 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 15:18:32,606 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-26 15:18:32,606 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 15:18:32,606 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-26 15:18:32,606 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-26 15:18:32,607 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-26 15:18:32,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 15:18:32,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 15:18:32,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 15:18:32,816 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-26 15:18:32,816 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-26 15:18:32,817 INFO L431 ainManager$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 [2024-01-26 15:18:32,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 15:18:32,953 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 15:18:32,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-26 15:18:33,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 15:18:34,200 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 15:18:34,201 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-26 15:18:34,212 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74114559/29026022b16d410caa5f6a4cc20311a9/FLAG52283ae9d [2024-01-26 15:18:34,223 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74114559/29026022b16d410caa5f6a4cc20311a9 [2024-01-26 15:18:34,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 15:18:34,224 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 15:18:34,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 15:18:34,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 15:18:34,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 15:18:34,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:18:32" (1/2) ... [2024-01-26 15:18:34,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5403796d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:34, skipping insertion in model container [2024-01-26 15:18:34,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:18:32" (1/2) ... [2024-01-26 15:18:34,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ce93a26 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:34, skipping insertion in model container [2024-01-26 15:18:34,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 03:18:34" (2/2) ... [2024-01-26 15:18:34,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5403796d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34, skipping insertion in model container [2024-01-26 15:18:34,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 03:18:34" (2/2) ... [2024-01-26 15:18:34,232 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-26 15:18:34,295 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-26 15:18:34,297 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g % 5 == 0 [2024-01-26 15:18:34,297 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g <= 127 [2024-01-26 15:18:34,297 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] 0 <= g [2024-01-26 15:18:34,297 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g <= 5 [2024-01-26 15:18:34,297 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g == 0 || g == 5 [2024-01-26 15:18:34,297 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g == 0 || g == 5 [2024-01-26 15:18:34,297 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g % 5 == 0 [2024-01-26 15:18:34,298 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g <= 127 [2024-01-26 15:18:34,298 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 0 <= g [2024-01-26 15:18:34,298 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g <= 5 [2024-01-26 15:18:34,298 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g <= 5 [2024-01-26 15:18:34,298 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g <= 127 [2024-01-26 15:18:34,298 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g == 0 || g == 5 [2024-01-26 15:18:34,298 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= g [2024-01-26 15:18:34,298 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g % 5 == 0 [2024-01-26 15:18:34,299 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g % 5 == 0 [2024-01-26 15:18:34,299 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g <= 5 [2024-01-26 15:18:34,299 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g <= 127 [2024-01-26 15:18:34,299 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] (unsigned long )arg == 0UL [2024-01-26 15:18:34,299 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g == 0 || g == 5 [2024-01-26 15:18:34,299 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] 0 <= g [2024-01-26 15:18:34,300 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] (unsigned long )arg == 0UL [2024-01-26 15:18:34,300 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] g == 0 [2024-01-26 15:18:34,300 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] g == 5 [2024-01-26 15:18:34,300 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (unsigned long )arg == 0UL [2024-01-26 15:18:34,300 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] (unsigned long )arg == 0UL [2024-01-26 15:18:34,301 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g == 5 [2024-01-26 15:18:34,301 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-26 15:18:34,301 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-26 15:18:34,301 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-26 15:18:34,301 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-26 15:18:34,301 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-26 15:18:34,301 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-26 15:18:34,301 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-26 15:18:34,302 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-26 15:18:34,302 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-26 15:18:34,302 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-26 15:18:34,303 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-26 15:18:34,304 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-26 15:18:34,304 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-26 15:18:34,304 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-26 15:18:34,304 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-26 15:18:34,304 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g <= 127 [2024-01-26 15:18:34,304 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g % 5 == 0 [2024-01-26 15:18:34,305 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] 0 <= g [2024-01-26 15:18:34,305 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g <= 5 [2024-01-26 15:18:34,305 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g == 0 || g == 5 [2024-01-26 15:18:34,305 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] g == 0 [2024-01-26 15:18:34,305 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] (unsigned long )arg == 0UL [2024-01-26 15:18:34,305 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] g == 0 [2024-01-26 15:18:34,305 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g <= 127 [2024-01-26 15:18:34,306 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g == 0 || g == 5 [2024-01-26 15:18:34,306 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] 0 <= g [2024-01-26 15:18:34,306 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g <= 5 [2024-01-26 15:18:34,306 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g % 5 == 0 [2024-01-26 15:18:34,307 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] 0 <= g [2024-01-26 15:18:34,307 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g <= 127 [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g <= 5 [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g == 0 || g == 5 [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g % 5 == 0 [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] (unsigned long )arg == 0UL [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L696-L696] (unsigned long )arg == 0UL [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] g == 5 [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] (unsigned long )arg == 0UL [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g <= 5 [2024-01-26 15:18:34,308 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g == 0 || g == 5 [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g <= 127 [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g % 5 == 0 [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= g [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L686-L686] (unsigned long )arg == 0UL [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] (unsigned long )arg == 0UL [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] g == 0 [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= g [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g % 5 == 0 [2024-01-26 15:18:34,309 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g <= 5 [2024-01-26 15:18:34,310 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g == 0 || g == 5 [2024-01-26 15:18:34,310 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g <= 127 [2024-01-26 15:18:34,310 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 0 <= g [2024-01-26 15:18:34,310 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 5 [2024-01-26 15:18:34,311 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g % 5 == 0 [2024-01-26 15:18:34,311 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g == 0 || g == 5 [2024-01-26 15:18:34,311 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 127 [2024-01-26 15:18:34,311 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g % 5 == 0 [2024-01-26 15:18:34,311 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] (unsigned long )arg == 0UL [2024-01-26 15:18:34,311 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 5 [2024-01-26 15:18:34,311 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] 0 <= g [2024-01-26 15:18:34,311 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 127 [2024-01-26 15:18:34,312 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g == 0 || g == 5 [2024-01-26 15:18:34,347 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 15:18:34,498 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] [2024-01-26 15:18:34,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 15:18:34,662 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 15:18:34,672 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] [2024-01-26 15:18:34,673 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 [2024-01-26 15:18:34,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 15:18:34,764 INFO L206 MainTranslator]: Completed translation [2024-01-26 15:18:34,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34 WrapperNode [2024-01-26 15:18:34,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 15:18:34,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 15:18:34,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 15:18:34,766 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 15:18:34,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,816 INFO L138 Inliner]: procedures = 163, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-01-26 15:18:34,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 15:18:34,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 15:18:34,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 15:18:34,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 15:18:34,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,827 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,844 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]. [2024-01-26 15:18:34,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 15:18:34,858 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 15:18:34,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 15:18:34,858 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 15:18:34,859 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (1/1) ... [2024-01-26 15:18:34,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-26 15:18:34,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-26 15:18:34,918 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) [2024-01-26 15:18:34,933 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 [2024-01-26 15:18:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-26 15:18:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-26 15:18:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-26 15:18:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-26 15:18:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-26 15:18:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-26 15:18:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-26 15:18:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-26 15:18:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-26 15:18:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-26 15:18:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-26 15:18:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 15:18:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 15:18:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-26 15:18:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-26 15:18:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 15:18:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-26 15:18:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-26 15:18:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-26 15:18:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-26 15:18:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-26 15:18:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-26 15:18:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 15:18:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 15:18:34,948 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-26 15:18:35,047 INFO L244 CfgBuilder]: Building ICFG [2024-01-26 15:18:35,048 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 15:18:35,389 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-26 15:18:35,389 INFO L293 CfgBuilder]: Performing block encoding [2024-01-26 15:18:35,488 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 15:18:35,492 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-26 15:18:35,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 03:18:35 BoogieIcfgContainer [2024-01-26 15:18:35,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 15:18:35,494 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 15:18:35,494 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 15:18:35,496 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 15:18:35,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:18:32" (1/4) ... [2024-01-26 15:18:35,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58691817 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 26.01 03:18:35, skipping insertion in model container [2024-01-26 15:18:35,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 03:18:34" (2/4) ... [2024-01-26 15:18:35,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58691817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 03:18:35, skipping insertion in model container [2024-01-26 15:18:35,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:34" (3/4) ... [2024-01-26 15:18:35,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58691817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 03:18:35, skipping insertion in model container [2024-01-26 15:18:35,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 03:18:35" (4/4) ... [2024-01-26 15:18:35,501 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-26 15:18:35,514 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 15:18:35,514 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2024-01-26 15:18:35,514 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 15:18:35,583 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-26 15:18:35,618 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 197 places, 195 transitions, 397 flow [2024-01-26 15:18:35,701 INFO L124 PetriNetUnfolderBase]: 2/194 cut-off events. [2024-01-26 15:18:35,702 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-26 15:18:35,706 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. [2024-01-26 15:18:35,707 INFO L82 GeneralOperation]: Start removeDead. Operand has 197 places, 195 transitions, 397 flow [2024-01-26 15:18:35,711 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 194 places, 192 transitions, 387 flow [2024-01-26 15:18:35,718 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-26 15:18:35,723 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;@77c02509, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 15:18:35,723 INFO L358 AbstractCegarLoop]: Starting to check reachability of 108 error locations. [2024-01-26 15:18:35,725 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-26 15:18:35,725 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-26 15:18:35,725 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-26 15:18:35,725 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:35,726 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-26 15:18:35,726 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)] === [2024-01-26 15:18:35,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:35,730 INFO L85 PathProgramCache]: Analyzing trace with hash 17056, now seen corresponding path program 1 times [2024-01-26 15:18:35,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:35,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069632842] [2024-01-26 15:18:35,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:35,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:35,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:35,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:35,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069632842] [2024-01-26 15:18:35,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069632842] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:35,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:35,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-26 15:18:35,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924142568] [2024-01-26 15:18:35,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:35,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:18:35,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:35,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:18:35,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:18:36,104 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 195 [2024-01-26 15:18:36,109 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 192 transitions, 387 flow. Second operand has 3 states, 3 states have (on average 99.66666666666667) internal successors, (299), 3 states have internal predecessors, (299), 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) [2024-01-26 15:18:36,109 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:36,109 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 195 [2024-01-26 15:18:36,110 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:36,450 INFO L124 PetriNetUnfolderBase]: 384/2427 cut-off events. [2024-01-26 15:18:36,451 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-26 15:18:36,456 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3593 conditions, 2427 events. 384/2427 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 20913 event pairs, 314 based on Foata normal form. 626/2696 useless extension candidates. Maximal degree in co-relation 3582. Up to 656 conditions per place. [2024-01-26 15:18:36,466 INFO L140 encePairwiseOnDemand]: 131/195 looper letters, 84 selfloop transitions, 3 changer transitions 0/185 dead transitions. [2024-01-26 15:18:36,466 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 185 transitions, 547 flow [2024-01-26 15:18:36,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:18:36,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:18:36,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 447 transitions. [2024-01-26 15:18:36,481 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.764102564102564 [2024-01-26 15:18:36,483 INFO L175 Difference]: Start difference. First operand has 194 places, 192 transitions, 387 flow. Second operand 3 states and 447 transitions. [2024-01-26 15:18:36,483 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 185 transitions, 547 flow [2024-01-26 15:18:36,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 185 transitions, 546 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-26 15:18:36,508 INFO L231 Difference]: Finished difference. Result has 177 places, 171 transitions, 433 flow [2024-01-26 15:18:36,510 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} [2024-01-26 15:18:36,514 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -17 predicate places. [2024-01-26 15:18:36,514 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 171 transitions, 433 flow [2024-01-26 15:18:36,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.66666666666667) internal successors, (299), 3 states have internal predecessors, (299), 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) [2024-01-26 15:18:36,515 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:36,515 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-26 15:18:36,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 15:18:36,515 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)] === [2024-01-26 15:18:36,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:36,517 INFO L85 PathProgramCache]: Analyzing trace with hash 508793872, now seen corresponding path program 1 times [2024-01-26 15:18:36,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:36,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775813702] [2024-01-26 15:18:36,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:36,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:36,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:36,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:36,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775813702] [2024-01-26 15:18:36,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775813702] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:36,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:36,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:18:36,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134352590] [2024-01-26 15:18:36,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:36,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-26 15:18:36,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:36,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-26 15:18:36,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-26 15:18:36,769 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 151 out of 195 [2024-01-26 15:18:36,770 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) [2024-01-26 15:18:36,770 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:36,770 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 151 of 195 [2024-01-26 15:18:36,770 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:36,972 INFO L124 PetriNetUnfolderBase]: 168/1616 cut-off events. [2024-01-26 15:18:36,973 INFO L125 PetriNetUnfolderBase]: For 180/180 co-relation queries the response was YES. [2024-01-26 15:18:36,974 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 41. Compared 12225 event pairs, 0 based on Foata normal form. 270/1806 useless extension candidates. Maximal degree in co-relation 2300. Up to 548 conditions per place. [2024-01-26 15:18:36,977 INFO L140 encePairwiseOnDemand]: 182/195 looper letters, 41 selfloop transitions, 2 changer transitions 0/174 dead transitions. [2024-01-26 15:18:36,977 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 174 transitions, 525 flow [2024-01-26 15:18:36,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:36,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 658 transitions. [2024-01-26 15:18:36,979 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8435897435897436 [2024-01-26 15:18:36,979 INFO L175 Difference]: Start difference. First operand has 177 places, 171 transitions, 433 flow. Second operand 4 states and 658 transitions. [2024-01-26 15:18:36,979 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 174 transitions, 525 flow [2024-01-26 15:18:36,981 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 174 transitions, 519 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:18:36,983 INFO L231 Difference]: Finished difference. Result has 167 places, 160 transitions, 409 flow [2024-01-26 15:18:36,983 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} [2024-01-26 15:18:36,983 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -27 predicate places. [2024-01-26 15:18:36,984 INFO L495 AbstractCegarLoop]: Abstraction has has 167 places, 160 transitions, 409 flow [2024-01-26 15:18:36,984 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) [2024-01-26 15:18:36,984 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:36,984 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] [2024-01-26 15:18:36,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 15:18:36,985 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)] === [2024-01-26 15:18:36,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:36,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1722456595, now seen corresponding path program 1 times [2024-01-26 15:18:36,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:36,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471203983] [2024-01-26 15:18:36,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:36,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:37,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:37,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471203983] [2024-01-26 15:18:37,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471203983] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:37,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:37,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:18:37,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526757910] [2024-01-26 15:18:37,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:37,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-26 15:18:37,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:37,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-26 15:18:37,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-26 15:18:37,294 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 195 [2024-01-26 15:18:37,295 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 160 transitions, 409 flow. Second operand has 4 states, 4 states have (on average 97.0) internal successors, (388), 4 states have internal predecessors, (388), 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) [2024-01-26 15:18:37,295 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:37,295 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 195 [2024-01-26 15:18:37,295 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:37,529 INFO L124 PetriNetUnfolderBase]: 464/2259 cut-off events. [2024-01-26 15:18:37,529 INFO L125 PetriNetUnfolderBase]: For 218/232 co-relation queries the response was YES. [2024-01-26 15:18:37,532 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3811 conditions, 2259 events. 464/2259 cut-off events. For 218/232 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 18142 event pairs, 308 based on Foata normal form. 0/2188 useless extension candidates. Maximal degree in co-relation 3798. Up to 658 conditions per place. [2024-01-26 15:18:37,537 INFO L140 encePairwiseOnDemand]: 184/195 looper letters, 93 selfloop transitions, 12 changer transitions 10/198 dead transitions. [2024-01-26 15:18:37,538 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 198 transitions, 717 flow [2024-01-26 15:18:37,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 15:18:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-01-26 15:18:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 594 transitions. [2024-01-26 15:18:37,543 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6092307692307692 [2024-01-26 15:18:37,547 INFO L175 Difference]: Start difference. First operand has 167 places, 160 transitions, 409 flow. Second operand 5 states and 594 transitions. [2024-01-26 15:18:37,547 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 198 transitions, 717 flow [2024-01-26 15:18:37,549 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 198 transitions, 714 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:18:37,551 INFO L231 Difference]: Finished difference. Result has 173 places, 167 transitions, 489 flow [2024-01-26 15:18:37,552 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} [2024-01-26 15:18:37,553 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -21 predicate places. [2024-01-26 15:18:37,553 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 167 transitions, 489 flow [2024-01-26 15:18:37,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.0) internal successors, (388), 4 states have internal predecessors, (388), 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) [2024-01-26 15:18:37,554 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:37,554 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] [2024-01-26 15:18:37,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-26 15:18:37,554 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (and 105 more)] === [2024-01-26 15:18:37,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:37,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1811930267, now seen corresponding path program 1 times [2024-01-26 15:18:37,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:37,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80268537] [2024-01-26 15:18:37,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:37,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:37,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:37,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:37,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80268537] [2024-01-26 15:18:37,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80268537] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:37,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:37,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 15:18:37,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195685582] [2024-01-26 15:18:37,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:37,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:18:37,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:37,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:18:37,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:18:37,775 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 195 [2024-01-26 15:18:37,776 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 167 transitions, 489 flow. Second operand has 3 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 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) [2024-01-26 15:18:37,776 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:37,776 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 195 [2024-01-26 15:18:37,776 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:37,903 INFO L124 PetriNetUnfolderBase]: 230/957 cut-off events. [2024-01-26 15:18:37,903 INFO L125 PetriNetUnfolderBase]: For 499/522 co-relation queries the response was YES. [2024-01-26 15:18:37,905 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1731 conditions, 957 events. 230/957 cut-off events. For 499/522 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 5824 event pairs, 160 based on Foata normal form. 217/1141 useless extension candidates. Maximal degree in co-relation 1714. Up to 351 conditions per place. [2024-01-26 15:18:37,907 INFO L140 encePairwiseOnDemand]: 150/195 looper letters, 36 selfloop transitions, 3 changer transitions 22/134 dead transitions. [2024-01-26 15:18:37,907 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 134 transitions, 439 flow [2024-01-26 15:18:37,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:18:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:18:37,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 390 transitions. [2024-01-26 15:18:37,909 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2024-01-26 15:18:37,909 INFO L175 Difference]: Start difference. First operand has 173 places, 167 transitions, 489 flow. Second operand 3 states and 390 transitions. [2024-01-26 15:18:37,909 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 134 transitions, 439 flow [2024-01-26 15:18:37,911 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 134 transitions, 435 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-26 15:18:37,913 INFO L231 Difference]: Finished difference. Result has 131 places, 105 transitions, 267 flow [2024-01-26 15:18:37,913 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} [2024-01-26 15:18:37,914 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -63 predicate places. [2024-01-26 15:18:37,914 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 105 transitions, 267 flow [2024-01-26 15:18:37,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 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) [2024-01-26 15:18:37,915 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:37,915 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] [2024-01-26 15:18:37,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-26 15:18:37,915 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)] === [2024-01-26 15:18:37,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:37,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1437028256, now seen corresponding path program 1 times [2024-01-26 15:18:37,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:37,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217694545] [2024-01-26 15:18:37,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:37,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:38,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:38,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:38,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217694545] [2024-01-26 15:18:38,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217694545] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:38,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:38,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:18:38,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459455769] [2024-01-26 15:18:38,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:38,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:18:38,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:38,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:18:38,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:18:38,046 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-26 15:18:38,047 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) [2024-01-26 15:18:38,047 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:38,047 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-26 15:18:38,047 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:38,126 INFO L124 PetriNetUnfolderBase]: 82/679 cut-off events. [2024-01-26 15:18:38,126 INFO L125 PetriNetUnfolderBase]: For 169/174 co-relation queries the response was YES. [2024-01-26 15:18:38,127 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. [2024-01-26 15:18:38,128 INFO L140 encePairwiseOnDemand]: 185/195 looper letters, 26 selfloop transitions, 8 changer transitions 9/121 dead transitions. [2024-01-26 15:18:38,129 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 121 transitions, 401 flow [2024-01-26 15:18:38,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:18:38,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:18:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 534 transitions. [2024-01-26 15:18:38,147 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9128205128205128 [2024-01-26 15:18:38,147 INFO L175 Difference]: Start difference. First operand has 131 places, 105 transitions, 267 flow. Second operand 3 states and 534 transitions. [2024-01-26 15:18:38,147 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 121 transitions, 401 flow [2024-01-26 15:18:38,149 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 121 transitions, 383 flow, removed 4 selfloop flow, removed 3 redundant places. [2024-01-26 15:18:38,151 INFO L231 Difference]: Finished difference. Result has 115 places, 106 transitions, 281 flow [2024-01-26 15:18:38,151 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} [2024-01-26 15:18:38,152 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -79 predicate places. [2024-01-26 15:18:38,152 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 106 transitions, 281 flow [2024-01-26 15:18:38,152 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) [2024-01-26 15:18:38,152 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:38,153 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] [2024-01-26 15:18:38,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-26 15:18:38,153 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)] === [2024-01-26 15:18:38,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:38,153 INFO L85 PathProgramCache]: Analyzing trace with hash -716889733, now seen corresponding path program 1 times [2024-01-26 15:18:38,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:38,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955029508] [2024-01-26 15:18:38,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:38,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:38,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:38,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:38,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955029508] [2024-01-26 15:18:38,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955029508] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:38,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:38,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-26 15:18:38,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409196342] [2024-01-26 15:18:38,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:38,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-26 15:18:38,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:38,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-26 15:18:38,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-26 15:18:38,306 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-26 15:18:38,307 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) [2024-01-26 15:18:38,307 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:38,307 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-26 15:18:38,307 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:38,378 INFO L124 PetriNetUnfolderBase]: 56/600 cut-off events. [2024-01-26 15:18:38,378 INFO L125 PetriNetUnfolderBase]: For 195/198 co-relation queries the response was YES. [2024-01-26 15:18:38,379 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. [2024-01-26 15:18:38,380 INFO L140 encePairwiseOnDemand]: 190/195 looper letters, 24 selfloop transitions, 5 changer transitions 4/108 dead transitions. [2024-01-26 15:18:38,380 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 108 transitions, 349 flow [2024-01-26 15:18:38,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:38,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:38,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 685 transitions. [2024-01-26 15:18:38,382 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8782051282051282 [2024-01-26 15:18:38,382 INFO L175 Difference]: Start difference. First operand has 115 places, 106 transitions, 281 flow. Second operand 4 states and 685 transitions. [2024-01-26 15:18:38,382 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 108 transitions, 349 flow [2024-01-26 15:18:38,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 108 transitions, 322 flow, removed 1 selfloop flow, removed 6 redundant places. [2024-01-26 15:18:38,384 INFO L231 Difference]: Finished difference. Result has 109 places, 101 transitions, 246 flow [2024-01-26 15:18:38,384 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} [2024-01-26 15:18:38,385 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -85 predicate places. [2024-01-26 15:18:38,385 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 101 transitions, 246 flow [2024-01-26 15:18:38,385 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) [2024-01-26 15:18:38,385 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:38,386 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] [2024-01-26 15:18:38,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-26 15:18:38,386 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)] === [2024-01-26 15:18:38,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:38,386 INFO L85 PathProgramCache]: Analyzing trace with hash 700995755, now seen corresponding path program 1 times [2024-01-26 15:18:38,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:38,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489764195] [2024-01-26 15:18:38,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:38,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:38,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:38,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:38,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489764195] [2024-01-26 15:18:38,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489764195] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:38,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:38,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-26 15:18:38,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285630056] [2024-01-26 15:18:38,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:38,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-26 15:18:38,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:38,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-26 15:18:38,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-26 15:18:38,551 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-26 15:18:38,552 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) [2024-01-26 15:18:38,552 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:38,552 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-26 15:18:38,552 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:38,611 INFO L124 PetriNetUnfolderBase]: 43/472 cut-off events. [2024-01-26 15:18:38,611 INFO L125 PetriNetUnfolderBase]: For 87/93 co-relation queries the response was YES. [2024-01-26 15:18:38,612 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. [2024-01-26 15:18:38,613 INFO L140 encePairwiseOnDemand]: 186/195 looper letters, 15 selfloop transitions, 6 changer transitions 21/106 dead transitions. [2024-01-26 15:18:38,613 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 106 transitions, 320 flow [2024-01-26 15:18:38,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:38,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:38,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 684 transitions. [2024-01-26 15:18:38,614 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8769230769230769 [2024-01-26 15:18:38,614 INFO L175 Difference]: Start difference. First operand has 109 places, 101 transitions, 246 flow. Second operand 4 states and 684 transitions. [2024-01-26 15:18:38,615 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 106 transitions, 320 flow [2024-01-26 15:18:38,615 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 106 transitions, 307 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-26 15:18:38,616 INFO L231 Difference]: Finished difference. Result has 109 places, 82 transitions, 196 flow [2024-01-26 15:18:38,617 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} [2024-01-26 15:18:38,617 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -85 predicate places. [2024-01-26 15:18:38,617 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 82 transitions, 196 flow [2024-01-26 15:18:38,618 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) [2024-01-26 15:18:38,618 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:38,618 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] [2024-01-26 15:18:38,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-26 15:18:38,618 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)] === [2024-01-26 15:18:38,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:38,619 INFO L85 PathProgramCache]: Analyzing trace with hash 246991972, now seen corresponding path program 1 times [2024-01-26 15:18:38,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:38,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952749354] [2024-01-26 15:18:38,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:38,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:38,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:38,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952749354] [2024-01-26 15:18:38,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952749354] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:38,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:38,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-01-26 15:18:38,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222118337] [2024-01-26 15:18:38,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:38,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-01-26 15:18:38,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:38,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-01-26 15:18:38,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-01-26 15:18:38,820 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-26 15:18:38,821 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) [2024-01-26 15:18:38,821 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:38,821 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-26 15:18:38,821 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:38,861 INFO L124 PetriNetUnfolderBase]: 13/198 cut-off events. [2024-01-26 15:18:38,861 INFO L125 PetriNetUnfolderBase]: For 39/40 co-relation queries the response was YES. [2024-01-26 15:18:38,861 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. [2024-01-26 15:18:38,862 INFO L140 encePairwiseOnDemand]: 192/195 looper letters, 0 selfloop transitions, 0 changer transitions 86/86 dead transitions. [2024-01-26 15:18:38,862 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 86 transitions, 262 flow [2024-01-26 15:18:38,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 678 transitions. [2024-01-26 15:18:38,863 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8692307692307693 [2024-01-26 15:18:38,864 INFO L175 Difference]: Start difference. First operand has 109 places, 82 transitions, 196 flow. Second operand 4 states and 678 transitions. [2024-01-26 15:18:38,864 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 86 transitions, 262 flow [2024-01-26 15:18:38,864 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 86 transitions, 237 flow, removed 2 selfloop flow, removed 4 redundant places. [2024-01-26 15:18:38,865 INFO L231 Difference]: Finished difference. Result has 88 places, 0 transitions, 0 flow [2024-01-26 15:18:38,865 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} [2024-01-26 15:18:38,865 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -106 predicate places. [2024-01-26 15:18:38,866 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 0 transitions, 0 flow [2024-01-26 15:18:38,866 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) [2024-01-26 15:18:38,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 108 remaining) [2024-01-26 15:18:38,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 108 remaining) [2024-01-26 15:18:38,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 108 remaining) [2024-01-26 15:18:38,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 108 remaining) [2024-01-26 15:18:38,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 108 remaining) [2024-01-26 15:18:38,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 108 remaining) [2024-01-26 15:18:38,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 108 remaining) [2024-01-26 15:18:38,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 108 remaining) [2024-01-26 15:18:38,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 108 remaining) [2024-01-26 15:18:38,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 108 remaining) [2024-01-26 15:18:38,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 108 remaining) [2024-01-26 15:18:38,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (96 of 108 remaining) [2024-01-26 15:18:38,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 108 remaining) [2024-01-26 15:18:38,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 108 remaining) [2024-01-26 15:18:38,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 108 remaining) [2024-01-26 15:18:38,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 108 remaining) [2024-01-26 15:18:38,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 108 remaining) [2024-01-26 15:18:38,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 108 remaining) [2024-01-26 15:18:38,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 108 remaining) [2024-01-26 15:18:38,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 108 remaining) [2024-01-26 15:18:38,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 108 remaining) [2024-01-26 15:18:38,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 108 remaining) [2024-01-26 15:18:38,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 108 remaining) [2024-01-26 15:18:38,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 108 remaining) [2024-01-26 15:18:38,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 108 remaining) [2024-01-26 15:18:38,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 108 remaining) [2024-01-26 15:18:38,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 108 remaining) [2024-01-26 15:18:38,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 108 remaining) [2024-01-26 15:18:38,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 108 remaining) [2024-01-26 15:18:38,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 108 remaining) [2024-01-26 15:18:38,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 108 remaining) [2024-01-26 15:18:38,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 108 remaining) [2024-01-26 15:18:38,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (75 of 108 remaining) [2024-01-26 15:18:38,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 108 remaining) [2024-01-26 15:18:38,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 108 remaining) [2024-01-26 15:18:38,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 108 remaining) [2024-01-26 15:18:38,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 108 remaining) [2024-01-26 15:18:38,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 108 remaining) [2024-01-26 15:18:38,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 108 remaining) [2024-01-26 15:18:38,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 108 remaining) [2024-01-26 15:18:38,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 108 remaining) [2024-01-26 15:18:38,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 108 remaining) [2024-01-26 15:18:38,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 108 remaining) [2024-01-26 15:18:38,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 108 remaining) [2024-01-26 15:18:38,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 108 remaining) [2024-01-26 15:18:38,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 108 remaining) [2024-01-26 15:18:38,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 108 remaining) [2024-01-26 15:18:38,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 108 remaining) [2024-01-26 15:18:38,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 108 remaining) [2024-01-26 15:18:38,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 108 remaining) [2024-01-26 15:18:38,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 108 remaining) [2024-01-26 15:18:38,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 108 remaining) [2024-01-26 15:18:38,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 108 remaining) [2024-01-26 15:18:38,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 108 remaining) [2024-01-26 15:18:38,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 108 remaining) [2024-01-26 15:18:38,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 108 remaining) [2024-01-26 15:18:38,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 108 remaining) [2024-01-26 15:18:38,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 108 remaining) [2024-01-26 15:18:38,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 108 remaining) [2024-01-26 15:18:38,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 108 remaining) [2024-01-26 15:18:38,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 108 remaining) [2024-01-26 15:18:38,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 108 remaining) [2024-01-26 15:18:38,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 108 remaining) [2024-01-26 15:18:38,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 108 remaining) [2024-01-26 15:18:38,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 108 remaining) [2024-01-26 15:18:38,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 108 remaining) [2024-01-26 15:18:38,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 108 remaining) [2024-01-26 15:18:38,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 108 remaining) [2024-01-26 15:18:38,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 108 remaining) [2024-01-26 15:18:38,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 108 remaining) [2024-01-26 15:18:38,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 108 remaining) [2024-01-26 15:18:38,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr27ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 108 remaining) [2024-01-26 15:18:38,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr28ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 108 remaining) [2024-01-26 15:18:38,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr29ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 108 remaining) [2024-01-26 15:18:38,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr30ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 108 remaining) [2024-01-26 15:18:38,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr31ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 108 remaining) [2024-01-26 15:18:38,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 108 remaining) [2024-01-26 15:18:38,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 108 remaining) [2024-01-26 15:18:38,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 108 remaining) [2024-01-26 15:18:38,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 108 remaining) [2024-01-26 15:18:38,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 108 remaining) [2024-01-26 15:18:38,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 108 remaining) [2024-01-26 15:18:38,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 108 remaining) [2024-01-26 15:18:38,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 108 remaining) [2024-01-26 15:18:38,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 108 remaining) [2024-01-26 15:18:38,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 108 remaining) [2024-01-26 15:18:38,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 108 remaining) [2024-01-26 15:18:38,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 108 remaining) [2024-01-26 15:18:38,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 108 remaining) [2024-01-26 15:18:38,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 108 remaining) [2024-01-26 15:18:38,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 108 remaining) [2024-01-26 15:18:38,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 108 remaining) [2024-01-26 15:18:38,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 108 remaining) [2024-01-26 15:18:38,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 108 remaining) [2024-01-26 15:18:38,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 108 remaining) [2024-01-26 15:18:38,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 108 remaining) [2024-01-26 15:18:38,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 108 remaining) [2024-01-26 15:18:38,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 108 remaining) [2024-01-26 15:18:38,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 108 remaining) [2024-01-26 15:18:38,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 108 remaining) [2024-01-26 15:18:38,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 108 remaining) [2024-01-26 15:18:38,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 108 remaining) [2024-01-26 15:18:38,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 108 remaining) [2024-01-26 15:18:38,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr27ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 108 remaining) [2024-01-26 15:18:38,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr28ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 108 remaining) [2024-01-26 15:18:38,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr29ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 108 remaining) [2024-01-26 15:18:38,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr30ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 108 remaining) [2024-01-26 15:18:38,884 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr31ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 108 remaining) [2024-01-26 15:18:38,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-26 15:18:38,885 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:38,889 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 15:18:38,890 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 15:18:38,893 INFO L503 ceAbstractionStarter]: Automizer considered 73 witness invariants [2024-01-26 15:18:38,893 INFO L504 ceAbstractionStarter]: WitnessConsidered=73 [2024-01-26 15:18:38,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 03:18:38 BasicIcfg [2024-01-26 15:18:38,894 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 15:18:38,895 INFO L158 Benchmark]: Toolchain (without parser) took 4670.55ms. Allocated memory was 121.6MB in the beginning and 226.5MB in the end (delta: 104.9MB). Free memory was 85.1MB in the beginning and 148.7MB in the end (delta: -63.5MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2024-01-26 15:18:38,895 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 98.6MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-26 15:18:38,895 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-26 15:18:38,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.16ms. Allocated memory is still 121.6MB. Free memory was 84.8MB in the beginning and 56.1MB in the end (delta: 28.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-01-26 15:18:38,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.78ms. Allocated memory is still 121.6MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-26 15:18:38,896 INFO L158 Benchmark]: Boogie Preprocessor took 40.73ms. Allocated memory is still 121.6MB. Free memory was 54.0MB in the beginning and 51.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-26 15:18:38,896 INFO L158 Benchmark]: RCFGBuilder took 634.37ms. Allocated memory is still 121.6MB. Free memory was 51.2MB in the beginning and 60.0MB in the end (delta: -8.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-01-26 15:18:38,896 INFO L158 Benchmark]: TraceAbstraction took 3400.45ms. Allocated memory was 121.6MB in the beginning and 226.5MB in the end (delta: 104.9MB). Free memory was 58.9MB in the beginning and 148.7MB in the end (delta: -89.8MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-01-26 15:18:38,897 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 0.13ms. Allocated memory is still 98.6MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.16ms. Allocated memory is still 121.6MB. Free memory was 84.8MB in the beginning and 56.1MB in the end (delta: 28.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.78ms. Allocated memory is still 121.6MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.73ms. Allocated memory is still 121.6MB. Free memory was 54.0MB in the beginning and 51.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 634.37ms. Allocated memory is still 121.6MB. Free memory was 51.2MB in the beginning and 60.0MB in the end (delta: -8.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3400.45ms. Allocated memory was 121.6MB in the beginning and 226.5MB in the end (delta: 104.9MB). Free memory was 58.9MB in the beginning and 148.7MB in the end (delta: -89.8MB). Peak memory consumption was 14.6MB. 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: 3.3s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1409 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 675 mSDsluCounter, 622 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 122 mSDsCounter, 246 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1214 IncrementalHoareTripleChecker+Invalid, 1460 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 246 mSolverCounterUnsat, 500 mSDtfsCounter, 1214 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, 0.9s InterpolantComputationTime, 307 NumberOfCodeBlocks, 307 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 299 ConstructedInterpolants, 0 QuantifiedInterpolants, 1670 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! [2024-01-26 15:18:38,928 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE