./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 ab2e0ac4 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-ab2e0ac-m [2024-01-29 14:16:37,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:16:37,305 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:16:37,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:16:37,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:16:37,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:16:37,346 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:16:37,347 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:16:37,347 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:16:37,349 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:16:37,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:16:37,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:16:37,351 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:16:37,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:16:37,354 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:16:37,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:16:37,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:16:37,355 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:16:37,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:16:37,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:16:37,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:16:37,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:16:37,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:16:37,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:16:37,360 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:16:37,361 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:16:37,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:16:37,361 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:16:37,361 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:16:37,361 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:16:37,362 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:16:37,362 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:16:37,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:16:37,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:16:37,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:16:37,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:16:37,363 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:16:37,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:16:37,363 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:16:37,363 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:16:37,363 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:16:37,364 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:16:37,364 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:16:37,364 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:16:37,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:16:37,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:16:37,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:16:37,657 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:16:37,658 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:16:37,659 INFO L431 ainManager$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 [2024-01-29 14:16:37,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:16:37,835 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:16:37,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-29 14:16:39,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:16:39,378 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:16:39,378 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-29 14:16:39,390 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e32c786/2fdf390b022a4c858c2b66e8dc98c98e/FLAG169d17857 [2024-01-29 14:16:39,405 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e32c786/2fdf390b022a4c858c2b66e8dc98c98e [2024-01-29 14:16:39,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:16:39,406 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:16:39,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:16:39,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:16:39,413 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:16:39,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:16:37" (1/2) ... [2024-01-29 14:16:39,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46edc2e1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:16:39, skipping insertion in model container [2024-01-29 14:16:39,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:16:37" (1/2) ... [2024-01-29 14:16:39,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a21e876 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:16:39, skipping insertion in model container [2024-01-29 14:16:39,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:16:39" (2/2) ... [2024-01-29 14:16:39,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46edc2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:39, skipping insertion in model container [2024-01-29 14:16:39,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:16:39" (2/2) ... [2024-01-29 14:16:39,419 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:16:39,501 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:16:39,503 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 5 [2024-01-29 14:16:39,503 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] 0 <= g [2024-01-29 14:16:39,503 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] (unsigned long )arg == 0UL [2024-01-29 14:16:39,503 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g == 0 || g == 5 [2024-01-29 14:16:39,503 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 127 [2024-01-29 14:16:39,504 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g % 5 == 0 [2024-01-29 14:16:39,504 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-29 14:16:39,504 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-29 14:16:39,504 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-29 14:16:39,504 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-29 14:16:39,504 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-29 14:16:39,505 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-29 14:16:39,505 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-29 14:16:39,505 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-29 14:16:39,505 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-29 14:16:39,505 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 5 == 0 [2024-01-29 14:16:39,505 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-29 14:16:39,505 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 0 || g == 5 [2024-01-29 14:16:39,506 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-29 14:16:39,506 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-29 14:16:39,506 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 5 [2024-01-29 14:16:39,507 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] (unsigned long )arg == 0UL [2024-01-29 14:16:39,507 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] g == 0 [2024-01-29 14:16:39,507 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] g == 0 [2024-01-29 14:16:39,507 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] (unsigned long )arg == 0UL [2024-01-29 14:16:39,507 INFO L98 nessWitnessExtractor]: Location invariant before [L686-L686] (unsigned long )arg == 0UL [2024-01-29 14:16:39,507 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g <= 5 [2024-01-29 14:16:39,507 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] 0 <= g [2024-01-29 14:16:39,508 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g % 5 == 0 [2024-01-29 14:16:39,508 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g <= 127 [2024-01-29 14:16:39,508 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L702] g == 0 || g == 5 [2024-01-29 14:16:39,508 INFO L98 nessWitnessExtractor]: Location invariant before [L696-L696] (unsigned long )arg == 0UL [2024-01-29 14:16:39,508 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (unsigned long )arg == 0UL [2024-01-29 14:16:39,508 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] g == 5 [2024-01-29 14:16:39,509 INFO L98 nessWitnessExtractor]: Location invariant before [L700-L700] g == 0 [2024-01-29 14:16:39,509 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g <= 5 [2024-01-29 14:16:39,509 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g <= 127 [2024-01-29 14:16:39,509 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g == 0 || g == 5 [2024-01-29 14:16:39,511 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] 0 <= g [2024-01-29 14:16:39,511 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] g % 5 == 0 [2024-01-29 14:16:39,511 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g <= 5 [2024-01-29 14:16:39,511 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] 0 <= g [2024-01-29 14:16:39,511 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g <= 127 [2024-01-29 14:16:39,512 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g % 5 == 0 [2024-01-29 14:16:39,512 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] g == 0 || g == 5 [2024-01-29 14:16:39,512 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g <= 5 [2024-01-29 14:16:39,513 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] 0 <= g [2024-01-29 14:16:39,513 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] (unsigned long )arg == 0UL [2024-01-29 14:16:39,513 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g == 0 || g == 5 [2024-01-29 14:16:39,513 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g % 5 == 0 [2024-01-29 14:16:39,513 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g <= 127 [2024-01-29 14:16:39,513 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g <= 127 [2024-01-29 14:16:39,514 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] 0 <= g [2024-01-29 14:16:39,514 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g <= 5 [2024-01-29 14:16:39,514 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g % 5 == 0 [2024-01-29 14:16:39,515 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] g == 0 || g == 5 [2024-01-29 14:16:39,515 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g == 0 || g == 5 [2024-01-29 14:16:39,516 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 0 <= g [2024-01-29 14:16:39,516 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 5 [2024-01-29 14:16:39,516 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g % 5 == 0 [2024-01-29 14:16:39,516 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 127 [2024-01-29 14:16:39,516 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g <= 5 [2024-01-29 14:16:39,516 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g <= 127 [2024-01-29 14:16:39,516 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] (unsigned long )arg == 0UL [2024-01-29 14:16:39,517 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g % 5 == 0 [2024-01-29 14:16:39,517 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] 0 <= g [2024-01-29 14:16:39,517 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] g == 0 || g == 5 [2024-01-29 14:16:39,517 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] g == 0 [2024-01-29 14:16:39,517 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] (unsigned long )arg == 0UL [2024-01-29 14:16:39,517 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g == 0 || g == 5 [2024-01-29 14:16:39,517 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] 0 <= g [2024-01-29 14:16:39,518 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g <= 5 [2024-01-29 14:16:39,518 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g <= 127 [2024-01-29 14:16:39,518 INFO L98 nessWitnessExtractor]: Location invariant before [L707-L707] g % 5 == 0 [2024-01-29 14:16:39,518 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] (unsigned long )arg == 0UL [2024-01-29 14:16:39,518 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g == 5 [2024-01-29 14:16:39,518 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] 0 <= g [2024-01-29 14:16:39,518 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g <= 127 [2024-01-29 14:16:39,519 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g <= 5 [2024-01-29 14:16:39,519 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g == 0 || g == 5 [2024-01-29 14:16:39,519 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] g % 5 == 0 [2024-01-29 14:16:39,519 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g <= 5 [2024-01-29 14:16:39,519 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g <= 127 [2024-01-29 14:16:39,519 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g == 0 || g == 5 [2024-01-29 14:16:39,519 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g % 5 == 0 [2024-01-29 14:16:39,520 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= g [2024-01-29 14:16:39,520 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] g == 5 [2024-01-29 14:16:39,520 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] (unsigned long )arg == 0UL [2024-01-29 14:16:39,569 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:16:39,753 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] [2024-01-29 14:16:39,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:16:39,964 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 14:16:39,976 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] [2024-01-29 14:16:39,977 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 [2024-01-29 14:16:40,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:16:40,134 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:16:40,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40 WrapperNode [2024-01-29 14:16:40,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:16:40,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:16:40,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:16:40,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:16:40,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,205 INFO L138 Inliner]: procedures = 163, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-01-29 14:16:40,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:16:40,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:16:40,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:16:40,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:16:40,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,233 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,247 INFO L175 MemorySlicer]: Split 19 memory accesses to 5 slices as follows [2, 2, 5, 5, 5]. 26 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 5, 5, 5]. The 1 writes are split as follows [0, 1, 0, 0, 0]. [2024-01-29 14:16:40,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:16:40,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:16:40,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:16:40,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:16:40,265 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (1/1) ... [2024-01-29 14:16:40,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:16:40,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:16:40,297 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) [2024-01-29 14:16:40,309 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 [2024-01-29 14:16:40,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 14:16:40,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 14:16:40,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 14:16:40,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 14:16:40,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-29 14:16:40,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:16:40,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:16:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:16:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:16:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-29 14:16:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 14:16:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:16:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:16:40,340 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-29 14:16:40,340 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-29 14:16:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:16:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:16:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:16:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:16:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:16:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-29 14:16:40,341 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 14:16:40,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:16:40,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:16:40,344 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 14:16:40,471 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:16:40,472 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:16:40,882 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:16:40,882 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:16:41,034 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:16:41,034 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-29 14:16:41,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:16:41 BoogieIcfgContainer [2024-01-29 14:16:41,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:16:41,037 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:16:41,038 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:16:41,041 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:16:41,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:16:37" (1/4) ... [2024-01-29 14:16:41,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605d5954 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:16:41, skipping insertion in model container [2024-01-29 14:16:41,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:16:39" (2/4) ... [2024-01-29 14:16:41,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605d5954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:16:41, skipping insertion in model container [2024-01-29 14:16:41,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:16:40" (3/4) ... [2024-01-29 14:16:41,043 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605d5954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:16:41, skipping insertion in model container [2024-01-29 14:16:41,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:16:41" (4/4) ... [2024-01-29 14:16:41,046 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_32-traces-mine-vs-oplus-vs-meet_true.i [2024-01-29 14:16:41,066 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:16:41,066 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2024-01-29 14:16:41,067 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:16:41,174 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-29 14:16:41,219 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 197 places, 195 transitions, 397 flow [2024-01-29 14:16:41,311 INFO L124 PetriNetUnfolderBase]: 2/194 cut-off events. [2024-01-29 14:16:41,311 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:16:41,317 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. [2024-01-29 14:16:41,317 INFO L82 GeneralOperation]: Start removeDead. Operand has 197 places, 195 transitions, 397 flow [2024-01-29 14:16:41,330 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 194 places, 192 transitions, 387 flow [2024-01-29 14:16:41,349 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:16:41,361 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;@4250874f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:16:41,361 INFO L358 AbstractCegarLoop]: Starting to check reachability of 108 error locations. [2024-01-29 14:16:41,364 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:16:41,365 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:16:41,365 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:16:41,366 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:16:41,366 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:16:41,367 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)] === [2024-01-29 14:16:41,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:16:41,372 INFO L85 PathProgramCache]: Analyzing trace with hash 17056, now seen corresponding path program 1 times [2024-01-29 14:16:41,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:16:41,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695404339] [2024-01-29 14:16:41,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:16:41,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:16:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:16:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:16:41,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:16:41,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695404339] [2024-01-29 14:16:41,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695404339] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:16:41,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:16:41,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:16:41,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013473188] [2024-01-29 14:16:41,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:16:41,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:16:41,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:16:41,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:16:41,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:16:41,882 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 195 [2024-01-29 14:16:41,887 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) [2024-01-29 14:16:41,887 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:16:41,887 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 195 [2024-01-29 14:16:41,888 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:16:42,272 INFO L124 PetriNetUnfolderBase]: 384/2407 cut-off events. [2024-01-29 14:16:42,272 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:16:42,280 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3573 conditions, 2407 events. 384/2407 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 20664 event pairs, 314 based on Foata normal form. 628/2691 useless extension candidates. Maximal degree in co-relation 3562. Up to 656 conditions per place. [2024-01-29 14:16:42,292 INFO L140 encePairwiseOnDemand]: 131/195 looper letters, 84 selfloop transitions, 3 changer transitions 0/185 dead transitions. [2024-01-29 14:16:42,292 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 185 transitions, 547 flow [2024-01-29 14:16:42,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:16:42,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:16:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 447 transitions. [2024-01-29 14:16:42,310 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.764102564102564 [2024-01-29 14:16:42,312 INFO L175 Difference]: Start difference. First operand has 194 places, 192 transitions, 387 flow. Second operand 3 states and 447 transitions. [2024-01-29 14:16:42,313 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 185 transitions, 547 flow [2024-01-29 14:16:42,316 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 185 transitions, 546 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:16:42,321 INFO L231 Difference]: Finished difference. Result has 177 places, 171 transitions, 433 flow [2024-01-29 14:16:42,323 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} [2024-01-29 14:16:42,327 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -17 predicate places. [2024-01-29 14:16:42,327 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 171 transitions, 433 flow [2024-01-29 14:16:42,328 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) [2024-01-29 14:16:42,328 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:16:42,328 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 14:16:42,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:16:42,328 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)] === [2024-01-29 14:16:42,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:16:42,329 INFO L85 PathProgramCache]: Analyzing trace with hash 508793872, now seen corresponding path program 1 times [2024-01-29 14:16:42,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:16:42,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269720959] [2024-01-29 14:16:42,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:16:42,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:16:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:16:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:16:42,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:16:42,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269720959] [2024-01-29 14:16:42,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269720959] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:16:42,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:16:42,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:16:42,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603735393] [2024-01-29 14:16:42,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:16:42,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:16:42,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:16:42,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:16:42,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:16:42,589 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 151 out of 195 [2024-01-29 14:16:42,590 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) [2024-01-29 14:16:42,590 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:16:42,591 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 151 of 195 [2024-01-29 14:16:42,591 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:16:42,805 INFO L124 PetriNetUnfolderBase]: 168/1616 cut-off events. [2024-01-29 14:16:42,806 INFO L125 PetriNetUnfolderBase]: For 180/180 co-relation queries the response was YES. [2024-01-29 14:16:42,808 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2313 conditions, 1616 events. 168/1616 cut-off events. For 180/180 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 12224 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. [2024-01-29 14:16:42,813 INFO L140 encePairwiseOnDemand]: 182/195 looper letters, 41 selfloop transitions, 2 changer transitions 0/174 dead transitions. [2024-01-29 14:16:42,813 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 174 transitions, 525 flow [2024-01-29 14:16:42,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:16:42,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:16:42,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 658 transitions. [2024-01-29 14:16:42,815 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8435897435897436 [2024-01-29 14:16:42,815 INFO L175 Difference]: Start difference. First operand has 177 places, 171 transitions, 433 flow. Second operand 4 states and 658 transitions. [2024-01-29 14:16:42,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 174 transitions, 525 flow [2024-01-29 14:16:42,820 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 174 transitions, 519 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:16:42,824 INFO L231 Difference]: Finished difference. Result has 167 places, 160 transitions, 409 flow [2024-01-29 14:16:42,824 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} [2024-01-29 14:16:42,825 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -27 predicate places. [2024-01-29 14:16:42,825 INFO L495 AbstractCegarLoop]: Abstraction has has 167 places, 160 transitions, 409 flow [2024-01-29 14:16:42,825 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) [2024-01-29 14:16:42,826 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:16:42,826 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] [2024-01-29 14:16:42,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:16:42,826 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)] === [2024-01-29 14:16:42,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:16:42,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1722456595, now seen corresponding path program 1 times [2024-01-29 14:16:42,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:16:42,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389285269] [2024-01-29 14:16:42,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:16:42,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:16:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:16:42,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:16:42,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:16:42,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389285269] [2024-01-29 14:16:42,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389285269] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:16:42,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:16:42,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:16:42,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117084002] [2024-01-29 14:16:42,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:16:42,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:16:42,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:16:42,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:16:42,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:16:43,276 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 195 [2024-01-29 14:16:43,277 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) [2024-01-29 14:16:43,277 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:16:43,278 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 195 [2024-01-29 14:16:43,278 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:16:43,597 INFO L124 PetriNetUnfolderBase]: 464/2244 cut-off events. [2024-01-29 14:16:43,598 INFO L125 PetriNetUnfolderBase]: For 214/230 co-relation queries the response was YES. [2024-01-29 14:16:43,601 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3796 conditions, 2244 events. 464/2244 cut-off events. For 214/230 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 17945 event pairs, 308 based on Foata normal form. 0/2183 useless extension candidates. Maximal degree in co-relation 3783. Up to 658 conditions per place. [2024-01-29 14:16:43,609 INFO L140 encePairwiseOnDemand]: 184/195 looper letters, 93 selfloop transitions, 12 changer transitions 10/198 dead transitions. [2024-01-29 14:16:43,612 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 198 transitions, 717 flow [2024-01-29 14:16:43,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-29 14:16:43,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-01-29 14:16:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 594 transitions. [2024-01-29 14:16:43,615 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6092307692307692 [2024-01-29 14:16:43,617 INFO L175 Difference]: Start difference. First operand has 167 places, 160 transitions, 409 flow. Second operand 5 states and 594 transitions. [2024-01-29 14:16:43,618 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 198 transitions, 717 flow [2024-01-29 14:16:43,621 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 198 transitions, 714 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:16:43,626 INFO L231 Difference]: Finished difference. Result has 173 places, 167 transitions, 489 flow [2024-01-29 14:16:43,626 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} [2024-01-29 14:16:43,628 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -21 predicate places. [2024-01-29 14:16:43,628 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 167 transitions, 489 flow [2024-01-29 14:16:43,629 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) [2024-01-29 14:16:43,629 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:16:43,629 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] [2024-01-29 14:16:43,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 14:16:43,629 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)] === [2024-01-29 14:16:43,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:16:43,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1811930267, now seen corresponding path program 1 times [2024-01-29 14:16:43,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:16:43,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998873937] [2024-01-29 14:16:43,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:16:43,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:16:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:16:43,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:16:43,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:16:43,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998873937] [2024-01-29 14:16:43,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998873937] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:16:43,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:16:43,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:16:43,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284481940] [2024-01-29 14:16:43,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:16:43,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:16:43,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:16:43,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:16:43,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:16:43,862 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 195 [2024-01-29 14:16:43,863 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) [2024-01-29 14:16:43,863 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:16:43,863 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 195 [2024-01-29 14:16:43,863 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:16:44,019 INFO L124 PetriNetUnfolderBase]: 230/957 cut-off events. [2024-01-29 14:16:44,019 INFO L125 PetriNetUnfolderBase]: For 499/522 co-relation queries the response was YES. [2024-01-29 14:16:44,022 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 26. Compared 5825 event pairs, 160 based on Foata normal form. 217/1144 useless extension candidates. Maximal degree in co-relation 1714. Up to 351 conditions per place. [2024-01-29 14:16:44,024 INFO L140 encePairwiseOnDemand]: 150/195 looper letters, 36 selfloop transitions, 3 changer transitions 22/134 dead transitions. [2024-01-29 14:16:44,024 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 134 transitions, 439 flow [2024-01-29 14:16:44,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:16:44,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:16:44,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 390 transitions. [2024-01-29 14:16:44,026 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2024-01-29 14:16:44,026 INFO L175 Difference]: Start difference. First operand has 173 places, 167 transitions, 489 flow. Second operand 3 states and 390 transitions. [2024-01-29 14:16:44,026 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 134 transitions, 439 flow [2024-01-29 14:16:44,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 134 transitions, 435 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:16:44,030 INFO L231 Difference]: Finished difference. Result has 131 places, 105 transitions, 267 flow [2024-01-29 14:16:44,030 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} [2024-01-29 14:16:44,031 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -63 predicate places. [2024-01-29 14:16:44,031 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 105 transitions, 267 flow [2024-01-29 14:16:44,032 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) [2024-01-29 14:16:44,032 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:16:44,032 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] [2024-01-29 14:16:44,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 14:16:44,032 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)] === [2024-01-29 14:16:44,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:16:44,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1437028256, now seen corresponding path program 1 times [2024-01-29 14:16:44,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:16:44,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221118293] [2024-01-29 14:16:44,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:16:44,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:16:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:16:44,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:16:44,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:16:44,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221118293] [2024-01-29 14:16:44,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221118293] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:16:44,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:16:44,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:16:44,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016523587] [2024-01-29 14:16:44,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:16:44,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:16:44,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:16:44,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:16:44,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:16:44,170 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-29 14:16:44,171 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) [2024-01-29 14:16:44,171 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:16:44,171 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-29 14:16:44,171 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:16:44,280 INFO L124 PetriNetUnfolderBase]: 82/679 cut-off events. [2024-01-29 14:16:44,280 INFO L125 PetriNetUnfolderBase]: For 169/174 co-relation queries the response was YES. [2024-01-29 14:16:44,282 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. [2024-01-29 14:16:44,283 INFO L140 encePairwiseOnDemand]: 185/195 looper letters, 26 selfloop transitions, 8 changer transitions 9/121 dead transitions. [2024-01-29 14:16:44,283 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 121 transitions, 401 flow [2024-01-29 14:16:44,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:16:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:16:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 534 transitions. [2024-01-29 14:16:44,285 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9128205128205128 [2024-01-29 14:16:44,285 INFO L175 Difference]: Start difference. First operand has 131 places, 105 transitions, 267 flow. Second operand 3 states and 534 transitions. [2024-01-29 14:16:44,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 121 transitions, 401 flow [2024-01-29 14:16:44,288 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 121 transitions, 383 flow, removed 4 selfloop flow, removed 3 redundant places. [2024-01-29 14:16:44,290 INFO L231 Difference]: Finished difference. Result has 115 places, 106 transitions, 281 flow [2024-01-29 14:16:44,290 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} [2024-01-29 14:16:44,292 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -79 predicate places. [2024-01-29 14:16:44,293 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 106 transitions, 281 flow [2024-01-29 14:16:44,293 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) [2024-01-29 14:16:44,293 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:16:44,293 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] [2024-01-29 14:16:44,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-29 14:16:44,294 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)] === [2024-01-29 14:16:44,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:16:44,294 INFO L85 PathProgramCache]: Analyzing trace with hash -716889733, now seen corresponding path program 1 times [2024-01-29 14:16:44,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:16:44,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145296747] [2024-01-29 14:16:44,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:16:44,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:16:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:16:44,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:16:44,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:16:44,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145296747] [2024-01-29 14:16:44,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145296747] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:16:44,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:16:44,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-29 14:16:44,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882989439] [2024-01-29 14:16:44,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:16:44,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-29 14:16:44,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:16:44,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-29 14:16:44,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-29 14:16:44,581 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-29 14:16:44,582 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) [2024-01-29 14:16:44,582 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:16:44,582 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-29 14:16:44,582 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:16:44,679 INFO L124 PetriNetUnfolderBase]: 56/600 cut-off events. [2024-01-29 14:16:44,680 INFO L125 PetriNetUnfolderBase]: For 195/198 co-relation queries the response was YES. [2024-01-29 14:16:44,681 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. [2024-01-29 14:16:44,682 INFO L140 encePairwiseOnDemand]: 190/195 looper letters, 24 selfloop transitions, 5 changer transitions 4/108 dead transitions. [2024-01-29 14:16:44,682 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 108 transitions, 349 flow [2024-01-29 14:16:44,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:16:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:16:44,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 685 transitions. [2024-01-29 14:16:44,685 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8782051282051282 [2024-01-29 14:16:44,685 INFO L175 Difference]: Start difference. First operand has 115 places, 106 transitions, 281 flow. Second operand 4 states and 685 transitions. [2024-01-29 14:16:44,685 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 108 transitions, 349 flow [2024-01-29 14:16:44,686 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 108 transitions, 322 flow, removed 1 selfloop flow, removed 6 redundant places. [2024-01-29 14:16:44,688 INFO L231 Difference]: Finished difference. Result has 109 places, 101 transitions, 246 flow [2024-01-29 14:16:44,688 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} [2024-01-29 14:16:44,689 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -85 predicate places. [2024-01-29 14:16:44,689 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 101 transitions, 246 flow [2024-01-29 14:16:44,690 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) [2024-01-29 14:16:44,690 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:16:44,690 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] [2024-01-29 14:16:44,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-29 14:16:44,691 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)] === [2024-01-29 14:16:44,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:16:44,691 INFO L85 PathProgramCache]: Analyzing trace with hash 700995755, now seen corresponding path program 1 times [2024-01-29 14:16:44,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:16:44,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3388356] [2024-01-29 14:16:44,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:16:44,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:16:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:16:44,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:16:44,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:16:44,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3388356] [2024-01-29 14:16:44,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3388356] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:16:44,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:16:44,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-29 14:16:44,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223561722] [2024-01-29 14:16:44,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:16:44,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-29 14:16:44,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:16:44,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-29 14:16:44,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-29 14:16:44,978 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-29 14:16:44,979 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) [2024-01-29 14:16:44,980 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:16:44,980 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-29 14:16:44,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:16:45,059 INFO L124 PetriNetUnfolderBase]: 43/472 cut-off events. [2024-01-29 14:16:45,059 INFO L125 PetriNetUnfolderBase]: For 87/93 co-relation queries the response was YES. [2024-01-29 14:16:45,060 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. [2024-01-29 14:16:45,061 INFO L140 encePairwiseOnDemand]: 186/195 looper letters, 15 selfloop transitions, 6 changer transitions 21/106 dead transitions. [2024-01-29 14:16:45,061 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 106 transitions, 320 flow [2024-01-29 14:16:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:16:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:16:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 684 transitions. [2024-01-29 14:16:45,063 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8769230769230769 [2024-01-29 14:16:45,064 INFO L175 Difference]: Start difference. First operand has 109 places, 101 transitions, 246 flow. Second operand 4 states and 684 transitions. [2024-01-29 14:16:45,064 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 106 transitions, 320 flow [2024-01-29 14:16:45,065 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 106 transitions, 307 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-29 14:16:45,067 INFO L231 Difference]: Finished difference. Result has 109 places, 82 transitions, 196 flow [2024-01-29 14:16:45,067 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} [2024-01-29 14:16:45,068 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -85 predicate places. [2024-01-29 14:16:45,069 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 82 transitions, 196 flow [2024-01-29 14:16:45,069 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) [2024-01-29 14:16:45,069 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:16:45,070 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] [2024-01-29 14:16:45,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-29 14:16:45,070 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)] === [2024-01-29 14:16:45,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:16:45,071 INFO L85 PathProgramCache]: Analyzing trace with hash 246991972, now seen corresponding path program 1 times [2024-01-29 14:16:45,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:16:45,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83056989] [2024-01-29 14:16:45,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:16:45,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:16:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:16:45,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:16:45,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:16:45,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83056989] [2024-01-29 14:16:45,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83056989] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:16:45,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:16:45,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-01-29 14:16:45,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306322148] [2024-01-29 14:16:45,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:16:45,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-01-29 14:16:45,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:16:45,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-01-29 14:16:45,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-01-29 14:16:45,448 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 195 [2024-01-29 14:16:45,450 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) [2024-01-29 14:16:45,450 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:16:45,450 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 195 [2024-01-29 14:16:45,450 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:16:45,506 INFO L124 PetriNetUnfolderBase]: 13/198 cut-off events. [2024-01-29 14:16:45,506 INFO L125 PetriNetUnfolderBase]: For 39/40 co-relation queries the response was YES. [2024-01-29 14:16:45,506 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. [2024-01-29 14:16:45,507 INFO L140 encePairwiseOnDemand]: 192/195 looper letters, 0 selfloop transitions, 0 changer transitions 86/86 dead transitions. [2024-01-29 14:16:45,507 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 86 transitions, 262 flow [2024-01-29 14:16:45,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:16:45,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:16:45,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 678 transitions. [2024-01-29 14:16:45,509 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8692307692307693 [2024-01-29 14:16:45,510 INFO L175 Difference]: Start difference. First operand has 109 places, 82 transitions, 196 flow. Second operand 4 states and 678 transitions. [2024-01-29 14:16:45,510 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 86 transitions, 262 flow [2024-01-29 14:16:45,511 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 86 transitions, 237 flow, removed 2 selfloop flow, removed 4 redundant places. [2024-01-29 14:16:45,511 INFO L231 Difference]: Finished difference. Result has 88 places, 0 transitions, 0 flow [2024-01-29 14:16:45,512 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} [2024-01-29 14:16:45,513 INFO L281 CegarLoopForPetriNet]: 194 programPoint places, -106 predicate places. [2024-01-29 14:16:45,514 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 0 transitions, 0 flow [2024-01-29 14:16:45,514 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) [2024-01-29 14:16:45,517 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 108 remaining) [2024-01-29 14:16:45,517 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 108 remaining) [2024-01-29 14:16:45,517 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 108 remaining) [2024-01-29 14:16:45,518 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 108 remaining) [2024-01-29 14:16:45,518 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 108 remaining) [2024-01-29 14:16:45,518 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 108 remaining) [2024-01-29 14:16:45,518 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 108 remaining) [2024-01-29 14:16:45,518 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 108 remaining) [2024-01-29 14:16:45,519 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 108 remaining) [2024-01-29 14:16:45,519 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 108 remaining) [2024-01-29 14:16:45,519 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 108 remaining) [2024-01-29 14:16:45,521 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (96 of 108 remaining) [2024-01-29 14:16:45,521 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 108 remaining) [2024-01-29 14:16:45,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 108 remaining) [2024-01-29 14:16:45,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 108 remaining) [2024-01-29 14:16:45,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 108 remaining) [2024-01-29 14:16:45,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 108 remaining) [2024-01-29 14:16:45,522 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 108 remaining) [2024-01-29 14:16:45,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 108 remaining) [2024-01-29 14:16:45,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 108 remaining) [2024-01-29 14:16:45,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 108 remaining) [2024-01-29 14:16:45,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 108 remaining) [2024-01-29 14:16:45,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 108 remaining) [2024-01-29 14:16:45,523 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 108 remaining) [2024-01-29 14:16:45,524 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 108 remaining) [2024-01-29 14:16:45,524 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 108 remaining) [2024-01-29 14:16:45,524 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 108 remaining) [2024-01-29 14:16:45,524 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 108 remaining) [2024-01-29 14:16:45,524 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 108 remaining) [2024-01-29 14:16:45,525 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 108 remaining) [2024-01-29 14:16:45,525 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 108 remaining) [2024-01-29 14:16:45,525 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 108 remaining) [2024-01-29 14:16:45,525 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (75 of 108 remaining) [2024-01-29 14:16:45,525 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 108 remaining) [2024-01-29 14:16:45,525 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 108 remaining) [2024-01-29 14:16:45,526 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 108 remaining) [2024-01-29 14:16:45,526 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 108 remaining) [2024-01-29 14:16:45,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 108 remaining) [2024-01-29 14:16:45,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 108 remaining) [2024-01-29 14:16:45,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 108 remaining) [2024-01-29 14:16:45,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 108 remaining) [2024-01-29 14:16:45,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 108 remaining) [2024-01-29 14:16:45,528 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 108 remaining) [2024-01-29 14:16:45,529 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 108 remaining) [2024-01-29 14:16:45,529 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 108 remaining) [2024-01-29 14:16:45,529 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 108 remaining) [2024-01-29 14:16:45,529 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 108 remaining) [2024-01-29 14:16:45,529 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 108 remaining) [2024-01-29 14:16:45,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 108 remaining) [2024-01-29 14:16:45,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 108 remaining) [2024-01-29 14:16:45,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 108 remaining) [2024-01-29 14:16:45,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 108 remaining) [2024-01-29 14:16:45,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 108 remaining) [2024-01-29 14:16:45,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 108 remaining) [2024-01-29 14:16:45,531 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 108 remaining) [2024-01-29 14:16:45,531 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 108 remaining) [2024-01-29 14:16:45,531 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 108 remaining) [2024-01-29 14:16:45,531 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 108 remaining) [2024-01-29 14:16:45,531 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 108 remaining) [2024-01-29 14:16:45,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 108 remaining) [2024-01-29 14:16:45,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 108 remaining) [2024-01-29 14:16:45,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 108 remaining) [2024-01-29 14:16:45,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 108 remaining) [2024-01-29 14:16:45,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 108 remaining) [2024-01-29 14:16:45,532 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 108 remaining) [2024-01-29 14:16:45,533 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 108 remaining) [2024-01-29 14:16:45,533 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 108 remaining) [2024-01-29 14:16:45,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 108 remaining) [2024-01-29 14:16:45,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 108 remaining) [2024-01-29 14:16:45,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 108 remaining) [2024-01-29 14:16:45,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 108 remaining) [2024-01-29 14:16:45,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr27ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 108 remaining) [2024-01-29 14:16:45,534 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr28ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 108 remaining) [2024-01-29 14:16:45,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr29ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 108 remaining) [2024-01-29 14:16:45,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr30ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 108 remaining) [2024-01-29 14:16:45,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr31ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 108 remaining) [2024-01-29 14:16:45,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 108 remaining) [2024-01-29 14:16:45,535 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 108 remaining) [2024-01-29 14:16:45,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 108 remaining) [2024-01-29 14:16:45,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 108 remaining) [2024-01-29 14:16:45,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 108 remaining) [2024-01-29 14:16:45,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 108 remaining) [2024-01-29 14:16:45,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 108 remaining) [2024-01-29 14:16:45,536 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 108 remaining) [2024-01-29 14:16:45,537 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 108 remaining) [2024-01-29 14:16:45,537 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 108 remaining) [2024-01-29 14:16:45,537 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 108 remaining) [2024-01-29 14:16:45,537 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 108 remaining) [2024-01-29 14:16:45,537 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 108 remaining) [2024-01-29 14:16:45,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 108 remaining) [2024-01-29 14:16:45,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 108 remaining) [2024-01-29 14:16:45,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 108 remaining) [2024-01-29 14:16:45,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 108 remaining) [2024-01-29 14:16:45,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 108 remaining) [2024-01-29 14:16:45,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 108 remaining) [2024-01-29 14:16:45,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 108 remaining) [2024-01-29 14:16:45,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 108 remaining) [2024-01-29 14:16:45,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 108 remaining) [2024-01-29 14:16:45,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 108 remaining) [2024-01-29 14:16:45,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 108 remaining) [2024-01-29 14:16:45,539 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 108 remaining) [2024-01-29 14:16:45,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 108 remaining) [2024-01-29 14:16:45,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 108 remaining) [2024-01-29 14:16:45,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr27ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 108 remaining) [2024-01-29 14:16:45,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr28ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 108 remaining) [2024-01-29 14:16:45,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr29ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 108 remaining) [2024-01-29 14:16:45,541 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr30ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 108 remaining) [2024-01-29 14:16:45,541 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr31ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 108 remaining) [2024-01-29 14:16:45,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-29 14:16:45,541 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:16:45,547 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:16:45,547 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:16:45,554 INFO L503 ceAbstractionStarter]: Automizer considered 73 witness invariants [2024-01-29 14:16:45,554 INFO L504 ceAbstractionStarter]: WitnessConsidered=73 [2024-01-29 14:16:45,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:16:45 BasicIcfg [2024-01-29 14:16:45,556 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:16:45,557 INFO L158 Benchmark]: Toolchain (without parser) took 6150.54ms. Allocated memory was 159.4MB in the beginning and 257.9MB in the end (delta: 98.6MB). Free memory was 126.7MB in the beginning and 123.4MB in the end (delta: 3.3MB). Peak memory consumption was 105.0MB. Max. memory is 16.1GB. [2024-01-29 14:16:45,557 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:16:45,557 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:16:45,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 728.08ms. Allocated memory is still 159.4MB. Free memory was 126.4MB in the beginning and 97.8MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-01-29 14:16:45,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.87ms. Allocated memory is still 159.4MB. Free memory was 97.8MB in the beginning and 95.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 14:16:45,558 INFO L158 Benchmark]: Boogie Preprocessor took 54.42ms. Allocated memory is still 159.4MB. Free memory was 95.4MB in the beginning and 92.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-29 14:16:45,558 INFO L158 Benchmark]: RCFGBuilder took 771.65ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 92.8MB in the beginning and 157.2MB in the end (delta: -64.3MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-01-29 14:16:45,559 INFO L158 Benchmark]: TraceAbstraction took 4518.83ms. Allocated memory was 213.9MB in the beginning and 257.9MB in the end (delta: 44.0MB). Free memory was 156.0MB in the beginning and 123.4MB in the end (delta: 32.6MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. [2024-01-29 14:16:45,560 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 0.20ms. Allocated memory is still 159.4MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 159.4MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 728.08ms. Allocated memory is still 159.4MB. Free memory was 126.4MB in the beginning and 97.8MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.87ms. Allocated memory is still 159.4MB. Free memory was 97.8MB in the beginning and 95.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.42ms. Allocated memory is still 159.4MB. Free memory was 95.4MB in the beginning and 92.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 771.65ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 92.8MB in the beginning and 157.2MB in the end (delta: -64.3MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4518.83ms. Allocated memory was 213.9MB in the beginning and 257.9MB in the end (delta: 44.0MB). Free memory was 156.0MB in the beginning and 123.4MB in the end (delta: 32.6MB). Peak memory consumption was 76.6MB. 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: 4.3s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1409 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 675 mSDsluCounter, 622 SdHoareTripleChecker+Invalid, 0.9s 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, 1.4s 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! [2024-01-29 14:16:45,597 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE