./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.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/43_NetBSD_sysmon_power_sliced-pthread.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/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/43_NetBSD_sysmon_power_sliced-pthread.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 14:12:40,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:12:40,136 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:12:40,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:12:40,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:12:40,178 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:12:40,179 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:12:40,179 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:12:40,180 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:12:40,185 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:12:40,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:12:40,185 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:12:40,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:12:40,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:12:40,187 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:12:40,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:12:40,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:12:40,188 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:12:40,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:12:40,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:12:40,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:12:40,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:12:40,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:12:40,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:12:40,189 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:12:40,189 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:12:40,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:12:40,190 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:12:40,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:12:40,190 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:12:40,191 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:12:40,191 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:12:40,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:12:40,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:12:40,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:12:40,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:12:40,192 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:12:40,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:12:40,193 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:12:40,193 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:12:40,193 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:12:40,193 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:12:40,193 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:12:40,194 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:12:40,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:12:40,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:12:40,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:12:40,446 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:12:40,446 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:12:40,447 INFO L431 ainManager$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/43_NetBSD_sysmon_power_sliced-pthread.yml/witness.yml [2024-01-29 14:12:40,577 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:12:40,577 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:12:40,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i [2024-01-29 14:12:41,730 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:12:41,939 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:12:41,944 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i [2024-01-29 14:12:41,956 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea14acb5/e101e93bb71b4e038b608c7f6db64ada/FLAG43de899de [2024-01-29 14:12:41,968 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea14acb5/e101e93bb71b4e038b608c7f6db64ada [2024-01-29 14:12:41,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:12:41,971 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:12:41,973 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:12:41,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:12:41,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:12:41,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:12:40" (1/2) ... [2024-01-29 14:12:41,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5dfa6f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:12:41, skipping insertion in model container [2024-01-29 14:12:41,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:12:40" (1/2) ... [2024-01-29 14:12:41,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fe7e3b7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:12:41, skipping insertion in model container [2024-01-29 14:12:41,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:12:41" (2/2) ... [2024-01-29 14:12:41,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5dfa6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:41, skipping insertion in model container [2024-01-29 14:12:41,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:12:41" (2/2) ... [2024-01-29 14:12:41,981 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:12:42,038 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:12:42,040 INFO L98 nessWitnessExtractor]: Location invariant after [L745-L746] COND == (_Bool)0 [2024-01-29 14:12:42,040 INFO L98 nessWitnessExtractor]: Loop invariant at [L745-L746] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,040 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 14:12:42,040 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 14:12:42,041 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,041 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,041 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L706] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,042 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 14:12:42,042 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 14:12:42,042 INFO L98 nessWitnessExtractor]: Location invariant after [L738-L749] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,042 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 14:12:42,042 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 14:12:42,043 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,043 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,043 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 14:12:42,043 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 14:12:42,043 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 14:12:42,043 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 14:12:42,043 INFO L98 nessWitnessExtractor]: Location invariant before [L729-L729] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,044 INFO L98 nessWitnessExtractor]: Location invariant before [L777-L779] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,044 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,044 INFO L98 nessWitnessExtractor]: Location invariant before [L780-L780] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,044 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 14:12:42,045 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 14:12:42,045 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L742] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,045 INFO L98 nessWitnessExtractor]: Loop invariant at [L741-L742] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,045 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,045 INFO L98 nessWitnessExtractor]: Location invariant after [L689-L693] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,045 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 14:12:42,045 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 14:12:42,045 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 14:12:42,046 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 14:12:42,046 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L715] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,046 INFO L98 nessWitnessExtractor]: Location invariant before [L778-L778] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,046 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 14:12:42,046 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 14:12:42,046 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 14:12:42,046 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 14:12:42,048 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 14:12:42,048 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 14:12:42,048 INFO L98 nessWitnessExtractor]: Location invariant before [L747-L747] COND == (_Bool)1 [2024-01-29 14:12:42,048 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L711] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,048 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 14:12:42,048 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 14:12:42,049 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,049 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 14:12:42,049 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 14:12:42,049 INFO L98 nessWitnessExtractor]: Location invariant after [L753-L755] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,049 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 14:12:42,050 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 14:12:42,050 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 14:12:42,050 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 14:12:42,050 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 14:12:42,050 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 14:12:42,051 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 14:12:42,051 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 14:12:42,051 INFO L98 nessWitnessExtractor]: Location invariant before [L718-L718] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,052 INFO L98 nessWitnessExtractor]: Location invariant before [L780-L780] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,052 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,052 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 14:12:42,052 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 14:12:42,052 INFO L98 nessWitnessExtractor]: Location invariant before [L778-L778] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,053 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,053 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,053 INFO L98 nessWitnessExtractor]: Location invariant before [L729-L729] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,053 INFO L98 nessWitnessExtractor]: Location invariant before [L722-L722] COND == (_Bool)1 [2024-01-29 14:12:42,053 INFO L98 nessWitnessExtractor]: Location invariant before [L788-L797] (unsigned long )arg == 0UL [2024-01-29 14:12:42,053 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 14:12:42,053 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 14:12:42,053 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 14:12:42,054 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 14:12:42,054 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 14:12:42,054 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 14:12:42,054 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 14:12:42,054 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 14:12:42,054 INFO L98 nessWitnessExtractor]: Location invariant before [L782-L782] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,054 INFO L98 nessWitnessExtractor]: Location invariant before [L717-L723] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,055 INFO L98 nessWitnessExtractor]: Location invariant after [L717-L723] COND == (_Bool)1 [2024-01-29 14:12:42,055 INFO L98 nessWitnessExtractor]: Loop invariant at [L787-L797] (unsigned long )arg == 0UL [2024-01-29 14:12:42,055 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L744] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,055 INFO L98 nessWitnessExtractor]: Location invariant after [L691-L692] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,056 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L692] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,056 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,056 INFO L98 nessWitnessExtractor]: Location invariant before [L747-L747] COND == (_Bool)1 [2024-01-29 14:12:42,056 INFO L98 nessWitnessExtractor]: Location invariant before [L782-L782] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,056 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 14:12:42,056 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 14:12:42,056 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,057 INFO L98 nessWitnessExtractor]: Location invariant before [L718-L718] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 14:12:42,057 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 14:12:42,057 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 14:12:42,057 INFO L98 nessWitnessExtractor]: Location invariant after [L786-L797] (unsigned long )arg == 0UL [2024-01-29 14:12:42,057 INFO L98 nessWitnessExtractor]: Location invariant after [L786-L797] (unsigned long )arg == 0UL [2024-01-29 14:12:42,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:12:42,433 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[30535,30548] [2024-01-29 14:12:42,440 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[30687,30700] [2024-01-29 14:12:42,448 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31414,31427] [2024-01-29 14:12:42,451 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31599,31612] [2024-01-29 14:12:42,452 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31752,31765] [2024-01-29 14:12:42,458 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32141,32154] [2024-01-29 14:12:42,461 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32327,32340] [2024-01-29 14:12:42,463 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32488,32501] [2024-01-29 14:12:42,464 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32646,32659] [2024-01-29 14:12:42,466 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32802,32815] [2024-01-29 14:12:42,468 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[33149,33162] [2024-01-29 14:12:42,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:12:42,495 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 14:12:42,529 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[30535,30548] Start Parsing Local [2024-01-29 14:12:42,561 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local [2024-01-29 14:12:42,569 WARN L424 MainDispatcher]: Unable to annotate inline int sysmon_queue_power_event(){ { if(!(1)) { ERROR: {reach_error();abort();}(void)0; } }; if (__VERIFIER_nondet_int()) return 0; return 1; } with a witness entry [2024-01-29 14:12:42,570 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[30687,30700] Start Parsing Local Start Parsing Local [2024-01-29 14:12:42,573 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:12:42,575 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local [2024-01-29 14:12:42,576 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:12:42,577 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:12:42,579 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31414,31427] Start Parsing Local [2024-01-29 14:12:42,580 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry [2024-01-29 14:12:42,581 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31599,31612] [2024-01-29 14:12:42,581 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31752,31765] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:12:42,586 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local [2024-01-29 14:12:42,589 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32141,32154] Start Parsing Local [2024-01-29 14:12:42,590 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32327,32340] [2024-01-29 14:12:42,590 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32488,32501] [2024-01-29 14:12:42,592 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32646,32659] [2024-01-29 14:12:42,592 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32802,32815] Start Parsing Local [2024-01-29 14:12:42,595 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local [2024-01-29 14:12:42,599 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local [2024-01-29 14:12:42,600 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry [2024-01-29 14:12:42,600 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[33149,33162] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 14:12:42,607 WARN L424 MainDispatcher]: Unable to annotate void* thr1(void* arg){ while(1) switch(__VERIFIER_nondet_int()){ case 0: sysmon_power_daemon_task(); break; case 1: sysmonopen_power(); break; case 2: sysmonclose_power(); break; case 3: sysmonread_power(); break; case 4: sysmonpoll_power(); break; case 5: filt_sysmon_power_rdetach(); break; case 6: filt_sysmon_power_read(); break; case 7: sysmonkqfilter_power(); break; case 8: sysmonioctl_power(); break; }} with a witness entry [2024-01-29 14:12:42,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:12:42,643 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:12:42,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42 WrapperNode [2024-01-29 14:12:42,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:12:42,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:12:42,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:12:42,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:12:42,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,697 INFO L138 Inliner]: procedures = 174, calls = 65, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 406 [2024-01-29 14:12:42,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:12:42,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:12:42,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:12:42,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:12:42,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,712 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,724 INFO L175 MemorySlicer]: Split 18 memory accesses to 4 slices as follows [2, 5, 10, 1]. 56 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 5, 10, 0]. The 1 writes are split as follows [0, 0, 0, 1]. [2024-01-29 14:12:42,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:12:42,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:12:42,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:12:42,742 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:12:42,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (1/1) ... [2024-01-29 14:12:42,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:12:42,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:12:42,804 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 14:12:42,823 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 14:12:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-01-29 14:12:42,844 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-01-29 14:12:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:12:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:12:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:12:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:12:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 14:12:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:12:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:12:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:12:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:12:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:12:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:12:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:12:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 14:12:42,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:12:42,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:12:42,847 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 14:12:42,965 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:12:42,967 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:12:43,418 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:12:43,419 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:12:43,565 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:12:43,565 INFO L320 CfgBuilder]: Removed 4 assume(true) statements. [2024-01-29 14:12:43,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:12:43 BoogieIcfgContainer [2024-01-29 14:12:43,566 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:12:43,568 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:12:43,568 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:12:43,570 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:12:43,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:12:40" (1/4) ... [2024-01-29 14:12:43,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f9e7cd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:12:43, skipping insertion in model container [2024-01-29 14:12:43,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:12:41" (2/4) ... [2024-01-29 14:12:43,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f9e7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:12:43, skipping insertion in model container [2024-01-29 14:12:43,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:12:42" (3/4) ... [2024-01-29 14:12:43,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f9e7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:12:43, skipping insertion in model container [2024-01-29 14:12:43,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:12:43" (4/4) ... [2024-01-29 14:12:43,573 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_NetBSD_sysmon_power_sliced-pthread.i [2024-01-29 14:12:43,586 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:12:43,586 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 61 error locations. [2024-01-29 14:12:43,587 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:12:43,667 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 14:12:43,691 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 231 places, 266 transitions, 536 flow [2024-01-29 14:12:43,729 INFO L124 PetriNetUnfolderBase]: 38/268 cut-off events. [2024-01-29 14:12:43,729 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:12:43,732 INFO L83 FinitePrefix]: Finished finitePrefix Result has 272 conditions, 268 events. 38/268 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1073 event pairs, 0 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 263. Up to 10 conditions per place. [2024-01-29 14:12:43,732 INFO L82 GeneralOperation]: Start removeDead. Operand has 231 places, 266 transitions, 536 flow [2024-01-29 14:12:43,736 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 231 places, 266 transitions, 536 flow [2024-01-29 14:12:43,743 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:12:43,748 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;@2d77ef38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:12:43,748 INFO L358 AbstractCegarLoop]: Starting to check reachability of 123 error locations. [2024-01-29 14:12:43,750 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:12:43,750 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events. [2024-01-29 14:12:43,750 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:12:43,750 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:12:43,751 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 14:12:43,751 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 120 more)] === [2024-01-29 14:12:43,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:12:43,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1062645476, now seen corresponding path program 1 times [2024-01-29 14:12:43,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:12:43,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735278925] [2024-01-29 14:12:43,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:12:43,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:12:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:12:44,106 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 14:12:44,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:12:44,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735278925] [2024-01-29 14:12:44,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735278925] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:12:44,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:12:44,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:12:44,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703933757] [2024-01-29 14:12:44,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:12:44,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:12:44,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:12:44,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:12:44,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:12:44,216 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 266 [2024-01-29 14:12:44,219 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 266 transitions, 536 flow. Second operand has 4 states, 4 states have (on average 111.25) internal successors, (445), 4 states have internal predecessors, (445), 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 14:12:44,219 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:12:44,219 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 266 [2024-01-29 14:12:44,220 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:12:44,418 INFO L124 PetriNetUnfolderBase]: 148/519 cut-off events. [2024-01-29 14:12:44,418 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:12:44,423 INFO L83 FinitePrefix]: Finished finitePrefix Result has 844 conditions, 519 events. 148/519 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2412 event pairs, 0 based on Foata normal form. 48/501 useless extension candidates. Maximal degree in co-relation 832. Up to 316 conditions per place. [2024-01-29 14:12:44,427 INFO L140 encePairwiseOnDemand]: 230/266 looper letters, 112 selfloop transitions, 2 changer transitions 0/214 dead transitions. [2024-01-29 14:12:44,427 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 214 transitions, 660 flow [2024-01-29 14:12:44,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:12:44,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:12:44,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 590 transitions. [2024-01-29 14:12:44,443 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5545112781954887 [2024-01-29 14:12:44,444 INFO L175 Difference]: Start difference. First operand has 231 places, 266 transitions, 536 flow. Second operand 4 states and 590 transitions. [2024-01-29 14:12:44,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 193 places, 214 transitions, 660 flow [2024-01-29 14:12:44,448 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 193 places, 214 transitions, 660 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 14:12:44,453 INFO L231 Difference]: Finished difference. Result has 193 places, 212 transitions, 432 flow [2024-01-29 14:12:44,454 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=266, PETRI_DIFFERENCE_MINUEND_FLOW=428, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=212, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=210, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=432, PETRI_PLACES=193, PETRI_TRANSITIONS=212} [2024-01-29 14:12:44,457 INFO L281 CegarLoopForPetriNet]: 231 programPoint places, -38 predicate places. [2024-01-29 14:12:44,457 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 212 transitions, 432 flow [2024-01-29 14:12:44,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 111.25) internal successors, (445), 4 states have internal predecessors, (445), 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 14:12:44,458 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:12:44,458 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1] [2024-01-29 14:12:44,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:12:44,458 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 120 more)] === [2024-01-29 14:12:44,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:12:44,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1062639784, now seen corresponding path program 1 times [2024-01-29 14:12:44,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:12:44,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921810440] [2024-01-29 14:12:44,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:12:44,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:12:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:12:44,489 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:12:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:12:44,534 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:12:44,534 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:12:44,535 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (122 of 123 remaining) [2024-01-29 14:12:44,537 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 123 remaining) [2024-01-29 14:12:44,537 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 123 remaining) [2024-01-29 14:12:44,537 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 123 remaining) [2024-01-29 14:12:44,537 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 123 remaining) [2024-01-29 14:12:44,537 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 123 remaining) [2024-01-29 14:12:44,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 123 remaining) [2024-01-29 14:12:44,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 123 remaining) [2024-01-29 14:12:44,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 123 remaining) [2024-01-29 14:12:44,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 123 remaining) [2024-01-29 14:12:44,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 123 remaining) [2024-01-29 14:12:44,541 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 123 remaining) [2024-01-29 14:12:44,541 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (102 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 123 remaining) [2024-01-29 14:12:44,542 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 123 remaining) [2024-01-29 14:12:44,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 123 remaining) [2024-01-29 14:12:44,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 123 remaining) [2024-01-29 14:12:44,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 123 remaining) [2024-01-29 14:12:44,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (95 of 123 remaining) [2024-01-29 14:12:44,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 123 remaining) [2024-01-29 14:12:44,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (93 of 123 remaining) [2024-01-29 14:12:44,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (92 of 123 remaining) [2024-01-29 14:12:44,543 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (91 of 123 remaining) [2024-01-29 14:12:44,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 123 remaining) [2024-01-29 14:12:44,544 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 123 remaining) [2024-01-29 14:12:44,546 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 123 remaining) [2024-01-29 14:12:44,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 123 remaining) [2024-01-29 14:12:44,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 123 remaining) [2024-01-29 14:12:44,547 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 123 remaining) [2024-01-29 14:12:44,550 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 123 remaining) [2024-01-29 14:12:44,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (83 of 123 remaining) [2024-01-29 14:12:44,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 123 remaining) [2024-01-29 14:12:44,551 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (80 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (73 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 123 remaining) [2024-01-29 14:12:44,554 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (69 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (65 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (64 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 123 remaining) [2024-01-29 14:12:44,555 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 123 remaining) [2024-01-29 14:12:44,556 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (41 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (34 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 123 remaining) [2024-01-29 14:12:44,557 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (32 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (31 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (30 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 123 remaining) [2024-01-29 14:12:44,558 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (22 of 123 remaining) [2024-01-29 14:12:44,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 123 remaining) [2024-01-29 14:12:44,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 123 remaining) [2024-01-29 14:12:44,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (19 of 123 remaining) [2024-01-29 14:12:44,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 123 remaining) [2024-01-29 14:12:44,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 123 remaining) [2024-01-29 14:12:44,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 123 remaining) [2024-01-29 14:12:44,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 123 remaining) [2024-01-29 14:12:44,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 123 remaining) [2024-01-29 14:12:44,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 123 remaining) [2024-01-29 14:12:44,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (12 of 123 remaining) [2024-01-29 14:12:44,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 123 remaining) [2024-01-29 14:12:44,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 123 remaining) [2024-01-29 14:12:44,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (8 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (4 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (3 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 123 remaining) [2024-01-29 14:12:44,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 123 remaining) [2024-01-29 14:12:44,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:12:44,562 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-29 14:12:44,564 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-01-29 14:12:44,565 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-01-29 14:12:44,758 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 14:12:44,764 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 457 places, 528 transitions, 1066 flow [2024-01-29 14:12:44,844 INFO L124 PetriNetUnfolderBase]: 76/532 cut-off events. [2024-01-29 14:12:44,844 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-29 14:12:44,854 INFO L83 FinitePrefix]: Finished finitePrefix Result has 540 conditions, 532 events. 76/532 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 3067 event pairs, 0 based on Foata normal form. 0/331 useless extension candidates. Maximal degree in co-relation 524. Up to 10 conditions per place. [2024-01-29 14:12:44,854 INFO L82 GeneralOperation]: Start removeDead. Operand has 457 places, 528 transitions, 1066 flow [2024-01-29 14:12:44,867 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 457 places, 528 transitions, 1066 flow [2024-01-29 14:12:44,868 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:12:44,869 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;@2d77ef38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:12:44,869 INFO L358 AbstractCegarLoop]: Starting to check reachability of 184 error locations. [2024-01-29 14:12:44,870 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:12:44,870 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events. [2024-01-29 14:12:44,870 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:12:44,870 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:12:44,870 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 14:12:44,870 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 181 more)] === [2024-01-29 14:12:44,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:12:44,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1566777689, now seen corresponding path program 1 times [2024-01-29 14:12:44,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:12:44,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259922528] [2024-01-29 14:12:44,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:12:44,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:12:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:12:44,944 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 14:12:44,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:12:44,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259922528] [2024-01-29 14:12:44,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259922528] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:12:44,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:12:44,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:12:44,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9693857] [2024-01-29 14:12:44,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:12:44,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:12:44,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:12:44,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:12:44,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:12:45,025 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 239 out of 528 [2024-01-29 14:12:45,026 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 457 places, 528 transitions, 1066 flow. Second operand has 4 states, 4 states have (on average 240.25) internal successors, (961), 4 states have internal predecessors, (961), 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 14:12:45,026 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:12:45,026 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 239 of 528 [2024-01-29 14:12:45,026 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:12:50,545 INFO L124 PetriNetUnfolderBase]: 36480/73299 cut-off events. [2024-01-29 14:12:50,546 INFO L125 PetriNetUnfolderBase]: For 305/305 co-relation queries the response was YES. [2024-01-29 14:12:50,670 INFO L83 FinitePrefix]: Finished finitePrefix Result has 127085 conditions, 73299 events. 36480/73299 cut-off events. For 305/305 co-relation queries the response was YES. Maximal size of possible extension queue 1550. Compared 761545 event pairs, 291 based on Foata normal form. 7667/72136 useless extension candidates. Maximal degree in co-relation 125736. Up to 53163 conditions per place. [2024-01-29 14:12:50,937 INFO L140 encePairwiseOnDemand]: 478/528 looper letters, 330 selfloop transitions, 2 changer transitions 0/551 dead transitions. [2024-01-29 14:12:50,938 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 398 places, 551 transitions, 1781 flow [2024-01-29 14:12:50,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:12:50,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:12:50,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1352 transitions. [2024-01-29 14:12:50,941 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6401515151515151 [2024-01-29 14:12:50,941 INFO L175 Difference]: Start difference. First operand has 457 places, 528 transitions, 1066 flow. Second operand 4 states and 1352 transitions. [2024-01-29 14:12:50,941 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 398 places, 551 transitions, 1781 flow [2024-01-29 14:12:50,944 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 398 places, 551 transitions, 1781 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 14:12:50,949 INFO L231 Difference]: Finished difference. Result has 398 places, 440 transitions, 894 flow [2024-01-29 14:12:50,950 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=528, PETRI_DIFFERENCE_MINUEND_FLOW=890, PETRI_DIFFERENCE_MINUEND_PLACES=395, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=440, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=438, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=894, PETRI_PLACES=398, PETRI_TRANSITIONS=440} [2024-01-29 14:12:50,951 INFO L281 CegarLoopForPetriNet]: 457 programPoint places, -59 predicate places. [2024-01-29 14:12:50,951 INFO L495 AbstractCegarLoop]: Abstraction has has 398 places, 440 transitions, 894 flow [2024-01-29 14:12:50,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 240.25) internal successors, (961), 4 states have internal predecessors, (961), 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 14:12:50,952 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:12:50,952 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1] [2024-01-29 14:12:50,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 14:12:50,952 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 181 more)] === [2024-01-29 14:12:50,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:12:50,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1873355858, now seen corresponding path program 1 times [2024-01-29 14:12:50,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:12:50,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439915304] [2024-01-29 14:12:50,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:12:50,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:12:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:12:50,979 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:12:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:12:51,004 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:12:51,005 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:12:51,005 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (183 of 184 remaining) [2024-01-29 14:12:51,005 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (182 of 184 remaining) [2024-01-29 14:12:51,005 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (181 of 184 remaining) [2024-01-29 14:12:51,005 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (180 of 184 remaining) [2024-01-29 14:12:51,005 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (179 of 184 remaining) [2024-01-29 14:12:51,005 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (178 of 184 remaining) [2024-01-29 14:12:51,006 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (177 of 184 remaining) [2024-01-29 14:12:51,006 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (176 of 184 remaining) [2024-01-29 14:12:51,006 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (175 of 184 remaining) [2024-01-29 14:12:51,006 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (174 of 184 remaining) [2024-01-29 14:12:51,006 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (173 of 184 remaining) [2024-01-29 14:12:51,006 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (172 of 184 remaining) [2024-01-29 14:12:51,006 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (171 of 184 remaining) [2024-01-29 14:12:51,007 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (170 of 184 remaining) [2024-01-29 14:12:51,007 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (169 of 184 remaining) [2024-01-29 14:12:51,007 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (168 of 184 remaining) [2024-01-29 14:12:51,007 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (167 of 184 remaining) [2024-01-29 14:12:51,007 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (166 of 184 remaining) [2024-01-29 14:12:51,007 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (165 of 184 remaining) [2024-01-29 14:12:51,007 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (164 of 184 remaining) [2024-01-29 14:12:51,007 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (163 of 184 remaining) [2024-01-29 14:12:51,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (162 of 184 remaining) [2024-01-29 14:12:51,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (161 of 184 remaining) [2024-01-29 14:12:51,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (160 of 184 remaining) [2024-01-29 14:12:51,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (159 of 184 remaining) [2024-01-29 14:12:51,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 184 remaining) [2024-01-29 14:12:51,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 184 remaining) [2024-01-29 14:12:51,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (156 of 184 remaining) [2024-01-29 14:12:51,008 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 184 remaining) [2024-01-29 14:12:51,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (154 of 184 remaining) [2024-01-29 14:12:51,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (153 of 184 remaining) [2024-01-29 14:12:51,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (152 of 184 remaining) [2024-01-29 14:12:51,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 184 remaining) [2024-01-29 14:12:51,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 184 remaining) [2024-01-29 14:12:51,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 184 remaining) [2024-01-29 14:12:51,009 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 184 remaining) [2024-01-29 14:12:51,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 184 remaining) [2024-01-29 14:12:51,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 184 remaining) [2024-01-29 14:12:51,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 184 remaining) [2024-01-29 14:12:51,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (144 of 184 remaining) [2024-01-29 14:12:51,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 184 remaining) [2024-01-29 14:12:51,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 184 remaining) [2024-01-29 14:12:51,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (141 of 184 remaining) [2024-01-29 14:12:51,010 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 184 remaining) [2024-01-29 14:12:51,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 184 remaining) [2024-01-29 14:12:51,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 184 remaining) [2024-01-29 14:12:51,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 184 remaining) [2024-01-29 14:12:51,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 184 remaining) [2024-01-29 14:12:51,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 184 remaining) [2024-01-29 14:12:51,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (134 of 184 remaining) [2024-01-29 14:12:51,011 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 184 remaining) [2024-01-29 14:12:51,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 184 remaining) [2024-01-29 14:12:51,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 184 remaining) [2024-01-29 14:12:51,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (130 of 184 remaining) [2024-01-29 14:12:51,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 184 remaining) [2024-01-29 14:12:51,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 184 remaining) [2024-01-29 14:12:51,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 184 remaining) [2024-01-29 14:12:51,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (126 of 184 remaining) [2024-01-29 14:12:51,012 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (125 of 184 remaining) [2024-01-29 14:12:51,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 184 remaining) [2024-01-29 14:12:51,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 184 remaining) [2024-01-29 14:12:51,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 184 remaining) [2024-01-29 14:12:51,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 184 remaining) [2024-01-29 14:12:51,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 184 remaining) [2024-01-29 14:12:51,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 184 remaining) [2024-01-29 14:12:51,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 184 remaining) [2024-01-29 14:12:51,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 184 remaining) [2024-01-29 14:12:51,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 184 remaining) [2024-01-29 14:12:51,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 184 remaining) [2024-01-29 14:12:51,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 184 remaining) [2024-01-29 14:12:51,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 184 remaining) [2024-01-29 14:12:51,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 184 remaining) [2024-01-29 14:12:51,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 184 remaining) [2024-01-29 14:12:51,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 184 remaining) [2024-01-29 14:12:51,014 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 184 remaining) [2024-01-29 14:12:51,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 184 remaining) [2024-01-29 14:12:51,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 184 remaining) [2024-01-29 14:12:51,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 184 remaining) [2024-01-29 14:12:51,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 184 remaining) [2024-01-29 14:12:51,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 184 remaining) [2024-01-29 14:12:51,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 184 remaining) [2024-01-29 14:12:51,015 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (102 of 184 remaining) [2024-01-29 14:12:51,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 184 remaining) [2024-01-29 14:12:51,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 184 remaining) [2024-01-29 14:12:51,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 184 remaining) [2024-01-29 14:12:51,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 184 remaining) [2024-01-29 14:12:51,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 184 remaining) [2024-01-29 14:12:51,016 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 184 remaining) [2024-01-29 14:12:51,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (95 of 184 remaining) [2024-01-29 14:12:51,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 184 remaining) [2024-01-29 14:12:51,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (93 of 184 remaining) [2024-01-29 14:12:51,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (92 of 184 remaining) [2024-01-29 14:12:51,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (91 of 184 remaining) [2024-01-29 14:12:51,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 184 remaining) [2024-01-29 14:12:51,017 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 184 remaining) [2024-01-29 14:12:51,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 184 remaining) [2024-01-29 14:12:51,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 184 remaining) [2024-01-29 14:12:51,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 184 remaining) [2024-01-29 14:12:51,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 184 remaining) [2024-01-29 14:12:51,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 184 remaining) [2024-01-29 14:12:51,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (83 of 184 remaining) [2024-01-29 14:12:51,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 184 remaining) [2024-01-29 14:12:51,018 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 184 remaining) [2024-01-29 14:12:51,019 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (80 of 184 remaining) [2024-01-29 14:12:51,019 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 184 remaining) [2024-01-29 14:12:51,019 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 184 remaining) [2024-01-29 14:12:51,019 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 184 remaining) [2024-01-29 14:12:51,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 184 remaining) [2024-01-29 14:12:51,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 184 remaining) [2024-01-29 14:12:51,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 184 remaining) [2024-01-29 14:12:51,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (73 of 184 remaining) [2024-01-29 14:12:51,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 184 remaining) [2024-01-29 14:12:51,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 184 remaining) [2024-01-29 14:12:51,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 184 remaining) [2024-01-29 14:12:51,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (69 of 184 remaining) [2024-01-29 14:12:51,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 184 remaining) [2024-01-29 14:12:51,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 184 remaining) [2024-01-29 14:12:51,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 184 remaining) [2024-01-29 14:12:51,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (65 of 184 remaining) [2024-01-29 14:12:51,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (64 of 184 remaining) [2024-01-29 14:12:51,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 184 remaining) [2024-01-29 14:12:51,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 184 remaining) [2024-01-29 14:12:51,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 184 remaining) [2024-01-29 14:12:51,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 184 remaining) [2024-01-29 14:12:51,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 184 remaining) [2024-01-29 14:12:51,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 184 remaining) [2024-01-29 14:12:51,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 184 remaining) [2024-01-29 14:12:51,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 184 remaining) [2024-01-29 14:12:51,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 184 remaining) [2024-01-29 14:12:51,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 184 remaining) [2024-01-29 14:12:51,023 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 184 remaining) [2024-01-29 14:12:51,023 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 184 remaining) [2024-01-29 14:12:51,025 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 184 remaining) [2024-01-29 14:12:51,025 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 184 remaining) [2024-01-29 14:12:51,026 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 184 remaining) [2024-01-29 14:12:51,026 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 184 remaining) [2024-01-29 14:12:51,026 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 184 remaining) [2024-01-29 14:12:51,026 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 184 remaining) [2024-01-29 14:12:51,026 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 184 remaining) [2024-01-29 14:12:51,026 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 184 remaining) [2024-01-29 14:12:51,026 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 184 remaining) [2024-01-29 14:12:51,026 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 184 remaining) [2024-01-29 14:12:51,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (41 of 184 remaining) [2024-01-29 14:12:51,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 184 remaining) [2024-01-29 14:12:51,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 184 remaining) [2024-01-29 14:12:51,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 184 remaining) [2024-01-29 14:12:51,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 184 remaining) [2024-01-29 14:12:51,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 184 remaining) [2024-01-29 14:12:51,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 184 remaining) [2024-01-29 14:12:51,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (34 of 184 remaining) [2024-01-29 14:12:51,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 184 remaining) [2024-01-29 14:12:51,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (32 of 184 remaining) [2024-01-29 14:12:51,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (31 of 184 remaining) [2024-01-29 14:12:51,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (30 of 184 remaining) [2024-01-29 14:12:51,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 184 remaining) [2024-01-29 14:12:51,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 184 remaining) [2024-01-29 14:12:51,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 184 remaining) [2024-01-29 14:12:51,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 184 remaining) [2024-01-29 14:12:51,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 184 remaining) [2024-01-29 14:12:51,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 184 remaining) [2024-01-29 14:12:51,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 184 remaining) [2024-01-29 14:12:51,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (22 of 184 remaining) [2024-01-29 14:12:51,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 184 remaining) [2024-01-29 14:12:51,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 184 remaining) [2024-01-29 14:12:51,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (19 of 184 remaining) [2024-01-29 14:12:51,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 184 remaining) [2024-01-29 14:12:51,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 184 remaining) [2024-01-29 14:12:51,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 184 remaining) [2024-01-29 14:12:51,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 184 remaining) [2024-01-29 14:12:51,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 184 remaining) [2024-01-29 14:12:51,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 184 remaining) [2024-01-29 14:12:51,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (12 of 184 remaining) [2024-01-29 14:12:51,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 184 remaining) [2024-01-29 14:12:51,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 184 remaining) [2024-01-29 14:12:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 184 remaining) [2024-01-29 14:12:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (8 of 184 remaining) [2024-01-29 14:12:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 184 remaining) [2024-01-29 14:12:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 184 remaining) [2024-01-29 14:12:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 184 remaining) [2024-01-29 14:12:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (4 of 184 remaining) [2024-01-29 14:12:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (3 of 184 remaining) [2024-01-29 14:12:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 184 remaining) [2024-01-29 14:12:51,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 184 remaining) [2024-01-29 14:12:51,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 184 remaining) [2024-01-29 14:12:51,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 14:12:51,032 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-29 14:12:51,033 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-01-29 14:12:51,033 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-01-29 14:12:51,143 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 14:12:51,149 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 683 places, 790 transitions, 1598 flow [2024-01-29 14:12:51,517 INFO L124 PetriNetUnfolderBase]: 114/796 cut-off events. [2024-01-29 14:12:51,517 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-01-29 14:12:51,566 INFO L83 FinitePrefix]: Finished finitePrefix Result has 809 conditions, 796 events. 114/796 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 5347 event pairs, 0 based on Foata normal form. 0/495 useless extension candidates. Maximal degree in co-relation 785. Up to 10 conditions per place. [2024-01-29 14:12:51,567 INFO L82 GeneralOperation]: Start removeDead. Operand has 683 places, 790 transitions, 1598 flow [2024-01-29 14:12:51,608 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 683 places, 790 transitions, 1598 flow [2024-01-29 14:12:51,609 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:12:51,609 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;@2d77ef38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:12:51,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 245 error locations. [2024-01-29 14:12:51,624 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:12:51,624 INFO L124 PetriNetUnfolderBase]: 0/8 cut-off events. [2024-01-29 14:12:51,624 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:12:51,624 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:12:51,625 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 14:12:51,625 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 242 more)] === [2024-01-29 14:12:51,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:12:51,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1974037836, now seen corresponding path program 1 times [2024-01-29 14:12:51,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:12:51,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071612076] [2024-01-29 14:12:51,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:12:51,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:12:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:12:51,739 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 14:12:51,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:12:51,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071612076] [2024-01-29 14:12:51,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071612076] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:12:51,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:12:51,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:12:51,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177053802] [2024-01-29 14:12:51,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:12:51,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:12:51,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:12:51,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:12:51,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:12:51,778 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 790 [2024-01-29 14:12:51,780 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 683 places, 790 transitions, 1598 flow. Second operand has 4 states, 4 states have (on average 369.25) internal successors, (1477), 4 states have internal predecessors, (1477), 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 14:12:51,780 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:12:51,780 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 790 [2024-01-29 14:12:51,780 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand