./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c --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/parallel-ticket-2.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cb09d658 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-ticket-2.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-cb09d65-m [2024-01-27 23:09:12,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 23:09:12,193 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 23:09:12,196 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 23:09:12,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 23:09:12,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 23:09:12,229 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 23:09:12,229 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 23:09:12,230 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 23:09:12,230 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 23:09:12,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 23:09:12,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 23:09:12,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 23:09:12,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 23:09:12,231 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 23:09:12,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 23:09:12,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 23:09:12,234 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 23:09:12,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 23:09:12,234 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 23:09:12,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 23:09:12,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 23:09:12,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 23:09:12,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 23:09:12,236 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 23:09:12,236 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 23:09:12,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 23:09:12,237 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 23:09:12,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 23:09:12,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 23:09:12,241 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 23:09:12,241 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 23:09:12,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:09:12,242 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 23:09:12,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 23:09:12,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 23:09:12,242 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 23:09:12,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 23:09:12,243 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 23:09:12,243 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 23:09:12,243 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 23:09:12,243 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 23:09:12,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 23:09:12,244 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-27 23:09:12,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 23:09:12,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 23:09:12,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 23:09:12,523 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-27 23:09:12,523 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-27 23:09:12,524 INFO L431 ainManager$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/parallel-ticket-2.wvr.yml/witness.yml [2024-01-27 23:09:12,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 23:09:12,653 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 23:09:12,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c [2024-01-27 23:09:13,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 23:09:13,921 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 23:09:13,922 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c [2024-01-27 23:09:13,929 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6eb01b8/5e9c9d4366724dbb95608ff25e4dd406/FLAG6f25e80cb [2024-01-27 23:09:13,944 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6eb01b8/5e9c9d4366724dbb95608ff25e4dd406 [2024-01-27 23:09:13,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 23:09:13,946 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-27 23:09:13,948 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 23:09:13,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 23:09:13,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 23:09:13,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:09:12" (1/2) ... [2024-01-27 23:09:13,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a0e337 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:09:13, skipping insertion in model container [2024-01-27 23:09:13,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:09:12" (1/2) ... [2024-01-27 23:09:13,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5247b8a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.01 11:09:13, skipping insertion in model container [2024-01-27 23:09:13,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:09:13" (2/2) ... [2024-01-27 23:09:13,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a0e337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:13, skipping insertion in model container [2024-01-27 23:09:13,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:09:13" (2/2) ... [2024-01-27 23:09:13,958 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-27 23:09:13,987 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-27 23:09:13,989 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,989 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,989 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,989 INFO L98 nessWitnessExtractor]: Location invariant before [L43-L43] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,989 INFO L98 nessWitnessExtractor]: Location invariant before [L43-L43] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,989 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] -2147483647 <= t [2024-01-27 23:09:13,989 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,989 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,990 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] b == (_Bool)0 [2024-01-27 23:09:13,990 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] x == 0 [2024-01-27 23:09:13,990 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] m1 == 0 [2024-01-27 23:09:13,990 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] x == 0 [2024-01-27 23:09:13,990 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] b == (_Bool)0 [2024-01-27 23:09:13,990 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] t == 0 [2024-01-27 23:09:13,990 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] m2 == 0 [2024-01-27 23:09:13,990 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] s == 0 [2024-01-27 23:09:13,991 INFO L98 nessWitnessExtractor]: Location invariant before [L64-L64] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,991 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,991 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,991 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] -2147483647 <= s [2024-01-27 23:09:13,991 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,992 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,992 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,992 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,992 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] x == 0 [2024-01-27 23:09:13,992 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] b == (_Bool)0 [2024-01-27 23:09:13,992 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] t == 0 [2024-01-27 23:09:13,992 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,992 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,993 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,993 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,993 INFO L98 nessWitnessExtractor]: Location invariant before [L66-L66] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,993 INFO L98 nessWitnessExtractor]: Location invariant before [L66-L66] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,993 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] -2147483647 <= s [2024-01-27 23:09:13,993 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,993 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,994 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,994 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,995 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,996 INFO L98 nessWitnessExtractor]: Location invariant before [L88-L88] b == (_Bool)0 [2024-01-27 23:09:13,996 INFO L98 nessWitnessExtractor]: Location invariant before [L88-L88] x == 0 [2024-01-27 23:09:13,996 INFO L98 nessWitnessExtractor]: Location invariant before [L88-L88] s == 0 [2024-01-27 23:09:13,996 INFO L98 nessWitnessExtractor]: Location invariant before [L88-L88] t == 0 [2024-01-27 23:09:13,996 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,996 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,996 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] x == 0 [2024-01-27 23:09:13,997 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,997 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:13,997 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,997 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,997 INFO L98 nessWitnessExtractor]: Location invariant after [L18-L19] val == (_Bool)0 || val == (_Bool)1 [2024-01-27 23:09:13,997 INFO L98 nessWitnessExtractor]: Location invariant after [L18-L19] b == (_Bool)0 [2024-01-27 23:09:13,998 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-27 23:09:13,998 INFO L98 nessWitnessExtractor]: Location invariant before [L87-L87] m2 == 0 [2024-01-27 23:09:13,998 INFO L98 nessWitnessExtractor]: Location invariant before [L87-L87] t == 0 [2024-01-27 23:09:13,999 INFO L98 nessWitnessExtractor]: Location invariant before [L87-L87] b == (_Bool)0 [2024-01-27 23:09:13,999 INFO L98 nessWitnessExtractor]: Location invariant before [L87-L87] x == 0 [2024-01-27 23:09:13,999 INFO L98 nessWitnessExtractor]: Location invariant before [L87-L87] s == 0 [2024-01-27 23:09:13,999 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] b == (_Bool)0 [2024-01-27 23:09:14,000 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,000 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,000 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,000 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,000 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,000 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,001 INFO L98 nessWitnessExtractor]: Location invariant before [L51-L51] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,001 INFO L98 nessWitnessExtractor]: Location invariant before [L51-L51] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,001 INFO L98 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,001 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,001 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,001 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,001 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] x == 1 [2024-01-27 23:09:14,001 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] -2147483647 <= t [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] b == (_Bool)0 [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] b == (_Bool)0 [2024-01-27 23:09:14,002 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] x == 0 [2024-01-27 23:09:14,003 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] b == (_Bool)0 || b == (_Bool)1 [2024-01-27 23:09:14,003 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-01-27 23:09:14,021 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 23:09:14,151 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c[2678,2691] [2024-01-27 23:09:14,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:09:14,162 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 23:09:14,170 WARN L424 MainDispatcher]: Unable to annotate __assert_fail(const char *__assertion, const char *__file, unsigned int __line, const char *__function) with a witness entry [2024-01-27 23:09:14,172 WARN L424 MainDispatcher]: Unable to annotate extern int pthread_create (pthread_t *__restrict __newthread, const pthread_attr_t *__restrict __attr, void *(*__start_routine) (void *), void *__restrict __arg) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 3))); with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-27 23:09:14,235 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-2.wvr.c[2678,2691] [2024-01-27 23:09:14,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 23:09:14,247 INFO L206 MainTranslator]: Completed translation [2024-01-27 23:09:14,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14 WrapperNode [2024-01-27 23:09:14,248 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 23:09:14,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 23:09:14,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 23:09:14,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 23:09:14,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,284 INFO L138 Inliner]: procedures = 21, calls = 40, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 205 [2024-01-27 23:09:14,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 23:09:14,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 23:09:14,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 23:09:14,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 23:09:14,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,296 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,319 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 2, 2]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-01-27 23:09:14,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,328 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 23:09:14,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 23:09:14,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 23:09:14,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 23:09:14,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (1/1) ... [2024-01-27 23:09:14,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 23:09:14,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 23:09:14,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-27 23:09:14,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-27 23:09:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 23:09:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-27 23:09:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-27 23:09:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-27 23:09:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-27 23:09:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 23:09:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 23:09:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 23:09:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 23:09:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 23:09:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 23:09:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 23:09:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 23:09:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 23:09:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 23:09:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 23:09:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 23:09:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 23:09:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-27 23:09:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 23:09:14,461 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-27 23:09:14,550 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 23:09:14,552 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 23:09:14,825 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 23:09:14,825 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 23:09:15,093 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 23:09:15,094 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-27 23:09:15,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:09:15 BoogieIcfgContainer [2024-01-27 23:09:15,095 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 23:09:15,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 23:09:15,098 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 23:09:15,100 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 23:09:15,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.01 11:09:12" (1/4) ... [2024-01-27 23:09:15,101 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26751263 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 27.01 11:09:15, skipping insertion in model container [2024-01-27 23:09:15,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 11:09:13" (2/4) ... [2024-01-27 23:09:15,103 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26751263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:09:15, skipping insertion in model container [2024-01-27 23:09:15,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:09:14" (3/4) ... [2024-01-27 23:09:15,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26751263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:09:15, skipping insertion in model container [2024-01-27 23:09:15,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:09:15" (4/4) ... [2024-01-27 23:09:15,106 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-2.wvr.c [2024-01-27 23:09:15,121 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 23:09:15,122 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 81 error locations. [2024-01-27 23:09:15,122 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 23:09:15,195 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-01-27 23:09:15,230 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 145 places, 138 transitions, 290 flow [2024-01-27 23:09:15,289 INFO L124 PetriNetUnfolderBase]: 0/136 cut-off events. [2024-01-27 23:09:15,289 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-27 23:09:15,291 INFO L83 FinitePrefix]: Finished finitePrefix Result has 145 conditions, 136 events. 0/136 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 367 event pairs, 0 based on Foata normal form. 0/55 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-01-27 23:09:15,291 INFO L82 GeneralOperation]: Start removeDead. Operand has 145 places, 138 transitions, 290 flow [2024-01-27 23:09:15,297 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 142 places, 135 transitions, 282 flow [2024-01-27 23:09:15,310 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 23:09:15,317 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;@43cda36a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 23:09:15,317 INFO L358 AbstractCegarLoop]: Starting to check reachability of 140 error locations. [2024-01-27 23:09:15,319 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 23:09:15,319 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-27 23:09:15,319 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-27 23:09:15,320 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:09:15,322 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-27 23:09:15,323 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 137 more)] === [2024-01-27 23:09:15,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:09:15,327 INFO L85 PathProgramCache]: Analyzing trace with hash 21050, now seen corresponding path program 1 times [2024-01-27 23:09:15,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:09:15,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210279463] [2024-01-27 23:09:15,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:09:15,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:09:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:09:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:09:15,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:09:15,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210279463] [2024-01-27 23:09:15,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210279463] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:09:15,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:09:15,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:09:15,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825093481] [2024-01-27 23:09:15,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:09:15,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:09:15,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:09:15,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:09:15,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:09:15,533 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 57 out of 138 [2024-01-27 23:09:15,535 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 135 transitions, 282 flow. Second operand has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:15,536 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:09:15,536 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 57 of 138 [2024-01-27 23:09:15,537 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:09:15,848 INFO L124 PetriNetUnfolderBase]: 817/1699 cut-off events. [2024-01-27 23:09:15,848 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-01-27 23:09:15,852 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3205 conditions, 1699 events. 817/1699 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 130. Compared 12723 event pairs, 609 based on Foata normal form. 0/844 useless extension candidates. Maximal degree in co-relation 2995. Up to 1053 conditions per place. [2024-01-27 23:09:15,859 INFO L140 encePairwiseOnDemand]: 104/138 looper letters, 80 selfloop transitions, 5 changer transitions 0/140 dead transitions. [2024-01-27 23:09:15,859 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 140 transitions, 465 flow [2024-01-27 23:09:15,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:09:15,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:09:15,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 309 transitions. [2024-01-27 23:09:15,869 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7463768115942029 [2024-01-27 23:09:15,870 INFO L175 Difference]: Start difference. First operand has 142 places, 135 transitions, 282 flow. Second operand 3 states and 309 transitions. [2024-01-27 23:09:15,871 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 140 transitions, 465 flow [2024-01-27 23:09:15,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 140 transitions, 455 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-01-27 23:09:15,878 INFO L231 Difference]: Finished difference. Result has 114 places, 110 transitions, 247 flow [2024-01-27 23:09:15,879 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=247, PETRI_PLACES=114, PETRI_TRANSITIONS=110} [2024-01-27 23:09:15,882 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -28 predicate places. [2024-01-27 23:09:15,882 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 110 transitions, 247 flow [2024-01-27 23:09:15,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:15,883 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:09:15,883 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-27 23:09:15,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 23:09:15,883 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 137 more)] === [2024-01-27 23:09:15,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:09:15,884 INFO L85 PathProgramCache]: Analyzing trace with hash 653169, now seen corresponding path program 1 times [2024-01-27 23:09:15,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:09:15,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914705812] [2024-01-27 23:09:15,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:09:15,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:09:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:09:15,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:09:15,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:09:15,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914705812] [2024-01-27 23:09:15,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914705812] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:09:15,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:09:15,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:09:15,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916171576] [2024-01-27 23:09:15,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:09:15,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:09:15,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:09:15,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:09:15,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:09:15,936 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 60 out of 138 [2024-01-27 23:09:15,937 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 110 transitions, 247 flow. Second operand has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:15,937 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:09:15,937 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 60 of 138 [2024-01-27 23:09:15,937 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:09:16,122 INFO L124 PetriNetUnfolderBase]: 817/1663 cut-off events. [2024-01-27 23:09:16,123 INFO L125 PetriNetUnfolderBase]: For 71/71 co-relation queries the response was YES. [2024-01-27 23:09:16,124 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3275 conditions, 1663 events. 817/1663 cut-off events. For 71/71 co-relation queries the response was YES. Maximal size of possible extension queue 128. Compared 12477 event pairs, 811 based on Foata normal form. 0/851 useless extension candidates. Maximal degree in co-relation 2265. Up to 1443 conditions per place. [2024-01-27 23:09:16,129 INFO L140 encePairwiseOnDemand]: 134/138 looper letters, 51 selfloop transitions, 2 changer transitions 0/108 dead transitions. [2024-01-27 23:09:16,129 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 108 transitions, 349 flow [2024-01-27 23:09:16,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:09:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:09:16,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 233 transitions. [2024-01-27 23:09:16,131 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5628019323671497 [2024-01-27 23:09:16,131 INFO L175 Difference]: Start difference. First operand has 114 places, 110 transitions, 247 flow. Second operand 3 states and 233 transitions. [2024-01-27 23:09:16,131 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 108 transitions, 349 flow [2024-01-27 23:09:16,132 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 108 transitions, 344 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-27 23:09:16,134 INFO L231 Difference]: Finished difference. Result has 113 places, 108 transitions, 242 flow [2024-01-27 23:09:16,134 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=238, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=242, PETRI_PLACES=113, PETRI_TRANSITIONS=108} [2024-01-27 23:09:16,135 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -29 predicate places. [2024-01-27 23:09:16,135 INFO L495 AbstractCegarLoop]: Abstraction has has 113 places, 108 transitions, 242 flow [2024-01-27 23:09:16,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:16,135 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:09:16,135 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-27 23:09:16,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-27 23:09:16,135 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 137 more)] === [2024-01-27 23:09:16,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:09:16,136 INFO L85 PathProgramCache]: Analyzing trace with hash 20248950, now seen corresponding path program 1 times [2024-01-27 23:09:16,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:09:16,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337081378] [2024-01-27 23:09:16,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:09:16,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:09:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:09:16,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:09:16,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:09:16,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337081378] [2024-01-27 23:09:16,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337081378] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:09:16,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:09:16,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:09:16,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759650050] [2024-01-27 23:09:16,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:09:16,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:09:16,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:09:16,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:09:16,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:09:16,164 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 138 [2024-01-27 23:09:16,164 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 108 transitions, 242 flow. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:16,164 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:09:16,164 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 138 [2024-01-27 23:09:16,164 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:09:16,322 INFO L124 PetriNetUnfolderBase]: 794/1745 cut-off events. [2024-01-27 23:09:16,322 INFO L125 PetriNetUnfolderBase]: For 69/69 co-relation queries the response was YES. [2024-01-27 23:09:16,324 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3261 conditions, 1745 events. 794/1745 cut-off events. For 69/69 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 12591 event pairs, 376 based on Foata normal form. 0/993 useless extension candidates. Maximal degree in co-relation 3232. Up to 1356 conditions per place. [2024-01-27 23:09:16,330 INFO L140 encePairwiseOnDemand]: 127/138 looper letters, 60 selfloop transitions, 5 changer transitions 0/113 dead transitions. [2024-01-27 23:09:16,330 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 113 transitions, 383 flow [2024-01-27 23:09:16,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:09:16,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:09:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 234 transitions. [2024-01-27 23:09:16,332 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5652173913043478 [2024-01-27 23:09:16,332 INFO L175 Difference]: Start difference. First operand has 113 places, 108 transitions, 242 flow. Second operand 3 states and 234 transitions. [2024-01-27 23:09:16,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 113 transitions, 383 flow [2024-01-27 23:09:16,333 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 113 transitions, 379 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:09:16,334 INFO L231 Difference]: Finished difference. Result has 110 places, 106 transitions, 257 flow [2024-01-27 23:09:16,335 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=257, PETRI_PLACES=110, PETRI_TRANSITIONS=106} [2024-01-27 23:09:16,335 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -32 predicate places. [2024-01-27 23:09:16,335 INFO L495 AbstractCegarLoop]: Abstraction has has 110 places, 106 transitions, 257 flow [2024-01-27 23:09:16,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:16,336 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:09:16,336 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-27 23:09:16,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-27 23:09:16,336 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 137 more)] === [2024-01-27 23:09:16,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:09:16,336 INFO L85 PathProgramCache]: Analyzing trace with hash 627718203, now seen corresponding path program 1 times [2024-01-27 23:09:16,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:09:16,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424417541] [2024-01-27 23:09:16,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:09:16,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:09:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:09:16,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:09:16,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:09:16,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424417541] [2024-01-27 23:09:16,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424417541] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:09:16,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:09:16,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:09:16,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967682289] [2024-01-27 23:09:16,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:09:16,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:09:16,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:09:16,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:09:16,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:09:16,404 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 138 [2024-01-27 23:09:16,405 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 106 transitions, 257 flow. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:16,405 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:09:16,405 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 138 [2024-01-27 23:09:16,405 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:09:16,569 INFO L124 PetriNetUnfolderBase]: 794/1604 cut-off events. [2024-01-27 23:09:16,570 INFO L125 PetriNetUnfolderBase]: For 139/139 co-relation queries the response was YES. [2024-01-27 23:09:16,571 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3253 conditions, 1604 events. 794/1604 cut-off events. For 139/139 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 12010 event pairs, 766 based on Foata normal form. 4/883 useless extension candidates. Maximal degree in co-relation 2541. Up to 1402 conditions per place. [2024-01-27 23:09:16,577 INFO L140 encePairwiseOnDemand]: 130/138 looper letters, 54 selfloop transitions, 2 changer transitions 0/100 dead transitions. [2024-01-27 23:09:16,577 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 100 transitions, 357 flow [2024-01-27 23:09:16,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:09:16,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:09:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 223 transitions. [2024-01-27 23:09:16,578 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.538647342995169 [2024-01-27 23:09:16,578 INFO L175 Difference]: Start difference. First operand has 110 places, 106 transitions, 257 flow. Second operand 3 states and 223 transitions. [2024-01-27 23:09:16,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 100 transitions, 357 flow [2024-01-27 23:09:16,579 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 100 transitions, 352 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-27 23:09:16,581 INFO L231 Difference]: Finished difference. Result has 105 places, 100 transitions, 244 flow [2024-01-27 23:09:16,581 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=244, PETRI_PLACES=105, PETRI_TRANSITIONS=100} [2024-01-27 23:09:16,581 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -37 predicate places. [2024-01-27 23:09:16,582 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 100 transitions, 244 flow [2024-01-27 23:09:16,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:16,582 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:09:16,582 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-27 23:09:16,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-27 23:09:16,582 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 137 more)] === [2024-01-27 23:09:16,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:09:16,583 INFO L85 PathProgramCache]: Analyzing trace with hash -2015571510, now seen corresponding path program 1 times [2024-01-27 23:09:16,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:09:16,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546963244] [2024-01-27 23:09:16,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:09:16,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:09:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:09:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:09:16,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:09:16,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546963244] [2024-01-27 23:09:16,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546963244] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:09:16,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:09:16,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:09:16,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088865541] [2024-01-27 23:09:16,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:09:16,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:09:16,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:09:16,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:09:16,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:09:16,609 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 54 out of 138 [2024-01-27 23:09:16,609 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 100 transitions, 244 flow. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:16,609 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:09:16,609 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 54 of 138 [2024-01-27 23:09:16,609 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:09:16,788 INFO L124 PetriNetUnfolderBase]: 794/1631 cut-off events. [2024-01-27 23:09:16,788 INFO L125 PetriNetUnfolderBase]: For 136/136 co-relation queries the response was YES. [2024-01-27 23:09:16,790 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3269 conditions, 1631 events. 794/1631 cut-off events. For 136/136 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 11954 event pairs, 631 based on Foata normal form. 1/912 useless extension candidates. Maximal degree in co-relation 3224. Up to 1176 conditions per place. [2024-01-27 23:09:16,795 INFO L140 encePairwiseOnDemand]: 128/138 looper letters, 70 selfloop transitions, 5 changer transitions 0/112 dead transitions. [2024-01-27 23:09:16,795 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 112 transitions, 425 flow [2024-01-27 23:09:16,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:09:16,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:09:16,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 238 transitions. [2024-01-27 23:09:16,797 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5748792270531401 [2024-01-27 23:09:16,797 INFO L175 Difference]: Start difference. First operand has 105 places, 100 transitions, 244 flow. Second operand 3 states and 238 transitions. [2024-01-27 23:09:16,797 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 112 transitions, 425 flow [2024-01-27 23:09:16,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 112 transitions, 421 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:09:16,799 INFO L231 Difference]: Finished difference. Result has 100 places, 95 transitions, 240 flow [2024-01-27 23:09:16,799 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=240, PETRI_PLACES=100, PETRI_TRANSITIONS=95} [2024-01-27 23:09:16,800 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -42 predicate places. [2024-01-27 23:09:16,800 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 95 transitions, 240 flow [2024-01-27 23:09:16,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:16,800 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:09:16,801 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:09:16,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-27 23:09:16,801 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 137 more)] === [2024-01-27 23:09:16,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:09:16,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1941793277, now seen corresponding path program 1 times [2024-01-27 23:09:16,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:09:16,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664630504] [2024-01-27 23:09:16,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:09:16,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:09:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 23:09:16,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 23:09:16,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 23:09:16,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664630504] [2024-01-27 23:09:16,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664630504] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 23:09:16,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 23:09:16,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-27 23:09:16,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070279845] [2024-01-27 23:09:16,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 23:09:16,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 23:09:16,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 23:09:16,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 23:09:16,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 23:09:16,821 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 138 [2024-01-27 23:09:16,821 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 95 transitions, 240 flow. Second operand has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:16,821 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 23:09:16,821 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 138 [2024-01-27 23:09:16,821 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 23:09:16,986 INFO L124 PetriNetUnfolderBase]: 794/1598 cut-off events. [2024-01-27 23:09:16,986 INFO L125 PetriNetUnfolderBase]: For 204/204 co-relation queries the response was YES. [2024-01-27 23:09:16,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3297 conditions, 1598 events. 794/1598 cut-off events. For 204/204 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 11925 event pairs, 766 based on Foata normal form. 0/940 useless extension candidates. Maximal degree in co-relation 2331. Up to 1405 conditions per place. [2024-01-27 23:09:16,994 INFO L140 encePairwiseOnDemand]: 135/138 looper letters, 52 selfloop transitions, 2 changer transitions 0/94 dead transitions. [2024-01-27 23:09:16,995 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 94 transitions, 346 flow [2024-01-27 23:09:16,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 23:09:16,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 23:09:16,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 237 transitions. [2024-01-27 23:09:16,996 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.572463768115942 [2024-01-27 23:09:16,996 INFO L175 Difference]: Start difference. First operand has 100 places, 95 transitions, 240 flow. Second operand 3 states and 237 transitions. [2024-01-27 23:09:16,996 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 94 transitions, 346 flow [2024-01-27 23:09:16,997 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 94 transitions, 336 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-27 23:09:16,998 INFO L231 Difference]: Finished difference. Result has 99 places, 94 transitions, 232 flow [2024-01-27 23:09:16,998 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=232, PETRI_PLACES=99, PETRI_TRANSITIONS=94} [2024-01-27 23:09:16,999 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, -43 predicate places. [2024-01-27 23:09:16,999 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 94 transitions, 232 flow [2024-01-27 23:09:16,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-27 23:09:17,000 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 23:09:17,000 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:09:17,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-27 23:09:17,000 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 137 more)] === [2024-01-27 23:09:17,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 23:09:17,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1130601404, now seen corresponding path program 1 times [2024-01-27 23:09:17,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 23:09:17,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028113205] [2024-01-27 23:09:17,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 23:09:17,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 23:09:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 23:09:17,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-27 23:09:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-27 23:09:17,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-27 23:09:17,030 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-27 23:09:17,031 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 140 remaining) [2024-01-27 23:09:17,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 140 remaining) [2024-01-27 23:09:17,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 140 remaining) [2024-01-27 23:09:17,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 140 remaining) [2024-01-27 23:09:17,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 140 remaining) [2024-01-27 23:09:17,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 140 remaining) [2024-01-27 23:09:17,033 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 140 remaining) [2024-01-27 23:09:17,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 140 remaining) [2024-01-27 23:09:17,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 140 remaining) [2024-01-27 23:09:17,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 140 remaining) [2024-01-27 23:09:17,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 140 remaining) [2024-01-27 23:09:17,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 140 remaining) [2024-01-27 23:09:17,034 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 140 remaining) [2024-01-27 23:09:17,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 140 remaining) [2024-01-27 23:09:17,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 140 remaining) [2024-01-27 23:09:17,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 140 remaining) [2024-01-27 23:09:17,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 140 remaining) [2024-01-27 23:09:17,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 140 remaining) [2024-01-27 23:09:17,035 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 140 remaining) [2024-01-27 23:09:17,036 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 140 remaining) [2024-01-27 23:09:17,036 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 140 remaining) [2024-01-27 23:09:17,036 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 140 remaining) [2024-01-27 23:09:17,036 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 140 remaining) [2024-01-27 23:09:17,036 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 140 remaining) [2024-01-27 23:09:17,036 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 140 remaining) [2024-01-27 23:09:17,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 140 remaining) [2024-01-27 23:09:17,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 140 remaining) [2024-01-27 23:09:17,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 140 remaining) [2024-01-27 23:09:17,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 140 remaining) [2024-01-27 23:09:17,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 140 remaining) [2024-01-27 23:09:17,037 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 140 remaining) [2024-01-27 23:09:17,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 140 remaining) [2024-01-27 23:09:17,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 140 remaining) [2024-01-27 23:09:17,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 140 remaining) [2024-01-27 23:09:17,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 140 remaining) [2024-01-27 23:09:17,038 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 140 remaining) [2024-01-27 23:09:17,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 140 remaining) [2024-01-27 23:09:17,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 140 remaining) [2024-01-27 23:09:17,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 140 remaining) [2024-01-27 23:09:17,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 140 remaining) [2024-01-27 23:09:17,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 140 remaining) [2024-01-27 23:09:17,039 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 140 remaining) [2024-01-27 23:09:17,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 140 remaining) [2024-01-27 23:09:17,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 140 remaining) [2024-01-27 23:09:17,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 140 remaining) [2024-01-27 23:09:17,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 140 remaining) [2024-01-27 23:09:17,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 140 remaining) [2024-01-27 23:09:17,040 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 140 remaining) [2024-01-27 23:09:17,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 140 remaining) [2024-01-27 23:09:17,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 140 remaining) [2024-01-27 23:09:17,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 140 remaining) [2024-01-27 23:09:17,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 140 remaining) [2024-01-27 23:09:17,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 140 remaining) [2024-01-27 23:09:17,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 140 remaining) [2024-01-27 23:09:17,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 140 remaining) [2024-01-27 23:09:17,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 140 remaining) [2024-01-27 23:09:17,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 140 remaining) [2024-01-27 23:09:17,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 140 remaining) [2024-01-27 23:09:17,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 140 remaining) [2024-01-27 23:09:17,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 140 remaining) [2024-01-27 23:09:17,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 140 remaining) [2024-01-27 23:09:17,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 140 remaining) [2024-01-27 23:09:17,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 140 remaining) [2024-01-27 23:09:17,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 140 remaining) [2024-01-27 23:09:17,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 140 remaining) [2024-01-27 23:09:17,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 140 remaining) [2024-01-27 23:09:17,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 140 remaining) [2024-01-27 23:09:17,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 140 remaining) [2024-01-27 23:09:17,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 140 remaining) [2024-01-27 23:09:17,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 140 remaining) [2024-01-27 23:09:17,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 140 remaining) [2024-01-27 23:09:17,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 140 remaining) [2024-01-27 23:09:17,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 140 remaining) [2024-01-27 23:09:17,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 140 remaining) [2024-01-27 23:09:17,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 140 remaining) [2024-01-27 23:09:17,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 140 remaining) [2024-01-27 23:09:17,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 140 remaining) [2024-01-27 23:09:17,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 140 remaining) [2024-01-27 23:09:17,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 140 remaining) [2024-01-27 23:09:17,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 140 remaining) [2024-01-27 23:09:17,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (59 of 140 remaining) [2024-01-27 23:09:17,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 140 remaining) [2024-01-27 23:09:17,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 140 remaining) [2024-01-27 23:09:17,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 140 remaining) [2024-01-27 23:09:17,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 140 remaining) [2024-01-27 23:09:17,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 140 remaining) [2024-01-27 23:09:17,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 140 remaining) [2024-01-27 23:09:17,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 140 remaining) [2024-01-27 23:09:17,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 140 remaining) [2024-01-27 23:09:17,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 140 remaining) [2024-01-27 23:09:17,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 140 remaining) [2024-01-27 23:09:17,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 140 remaining) [2024-01-27 23:09:17,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 140 remaining) [2024-01-27 23:09:17,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 140 remaining) [2024-01-27 23:09:17,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 140 remaining) [2024-01-27 23:09:17,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 140 remaining) [2024-01-27 23:09:17,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 140 remaining) [2024-01-27 23:09:17,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 140 remaining) [2024-01-27 23:09:17,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 140 remaining) [2024-01-27 23:09:17,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 140 remaining) [2024-01-27 23:09:17,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 140 remaining) [2024-01-27 23:09:17,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 140 remaining) [2024-01-27 23:09:17,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 140 remaining) [2024-01-27 23:09:17,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 140 remaining) [2024-01-27 23:09:17,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 140 remaining) [2024-01-27 23:09:17,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 140 remaining) [2024-01-27 23:09:17,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 140 remaining) [2024-01-27 23:09:17,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 140 remaining) [2024-01-27 23:09:17,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 140 remaining) [2024-01-27 23:09:17,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 140 remaining) [2024-01-27 23:09:17,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 140 remaining) [2024-01-27 23:09:17,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 140 remaining) [2024-01-27 23:09:17,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 140 remaining) [2024-01-27 23:09:17,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 140 remaining) [2024-01-27 23:09:17,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 140 remaining) [2024-01-27 23:09:17,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 140 remaining) [2024-01-27 23:09:17,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 140 remaining) [2024-01-27 23:09:17,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 140 remaining) [2024-01-27 23:09:17,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 140 remaining) [2024-01-27 23:09:17,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 140 remaining) [2024-01-27 23:09:17,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 140 remaining) [2024-01-27 23:09:17,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 140 remaining) [2024-01-27 23:09:17,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 140 remaining) [2024-01-27 23:09:17,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 140 remaining) [2024-01-27 23:09:17,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 140 remaining) [2024-01-27 23:09:17,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 140 remaining) [2024-01-27 23:09:17,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 140 remaining) [2024-01-27 23:09:17,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 140 remaining) [2024-01-27 23:09:17,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 140 remaining) [2024-01-27 23:09:17,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 140 remaining) [2024-01-27 23:09:17,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 140 remaining) [2024-01-27 23:09:17,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 140 remaining) [2024-01-27 23:09:17,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 140 remaining) [2024-01-27 23:09:17,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 140 remaining) [2024-01-27 23:09:17,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 140 remaining) [2024-01-27 23:09:17,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 140 remaining) [2024-01-27 23:09:17,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 140 remaining) [2024-01-27 23:09:17,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 140 remaining) [2024-01-27 23:09:17,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 140 remaining) [2024-01-27 23:09:17,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 140 remaining) [2024-01-27 23:09:17,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-27 23:09:17,056 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-01-27 23:09:17,062 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-27 23:09:17,062 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-27 23:09:17,082 INFO L503 ceAbstractionStarter]: Automizer considered 80 witness invariants [2024-01-27 23:09:17,082 INFO L504 ceAbstractionStarter]: WitnessConsidered=80 [2024-01-27 23:09:17,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 11:09:17 BasicIcfg [2024-01-27 23:09:17,082 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-27 23:09:17,083 INFO L158 Benchmark]: Toolchain (without parser) took 3136.95ms. Allocated memory was 176.2MB in the beginning and 358.6MB in the end (delta: 182.5MB). Free memory was 143.6MB in the beginning and 210.3MB in the end (delta: -66.7MB). Peak memory consumption was 115.1MB. Max. memory is 16.1GB. [2024-01-27 23:09:17,083 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 176.2MB. Free memory is still 150.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:09:17,083 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 143.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-27 23:09:17,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.89ms. Allocated memory is still 176.2MB. Free memory was 143.6MB in the beginning and 123.1MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-01-27 23:09:17,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.80ms. Allocated memory is still 176.2MB. Free memory was 123.1MB in the beginning and 120.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 23:09:17,084 INFO L158 Benchmark]: Boogie Preprocessor took 47.77ms. Allocated memory is still 176.2MB. Free memory was 120.5MB in the beginning and 117.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-27 23:09:17,084 INFO L158 Benchmark]: RCFGBuilder took 761.77ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 117.9MB in the beginning and 211.0MB in the end (delta: -93.0MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-01-27 23:09:17,085 INFO L158 Benchmark]: TraceAbstraction took 1984.98ms. Allocated memory was 253.8MB in the beginning and 358.6MB in the end (delta: 104.9MB). Free memory was 209.9MB in the beginning and 210.3MB in the end (delta: -416.0kB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2024-01-27 23:09:17,086 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 176.2MB. Free memory is still 150.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 143.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.89ms. Allocated memory is still 176.2MB. Free memory was 143.6MB in the beginning and 123.1MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.80ms. Allocated memory is still 176.2MB. Free memory was 123.1MB in the beginning and 120.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.77ms. Allocated memory is still 176.2MB. Free memory was 120.5MB in the beginning and 117.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 761.77ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 117.9MB in the beginning and 211.0MB in the end (delta: -93.0MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1984.98ms. Allocated memory was 253.8MB in the beginning and 358.6MB in the end (delta: 104.9MB). Free memory was 209.9MB in the beginning and 210.3MB in the end (delta: -416.0kB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 94]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] int m1, m2, s, t, x; [L39] _Bool b; [L83] pthread_t t1, t2; VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L86] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[s],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L86] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[m2],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L86] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[t],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L86] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L86] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L86] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[m1],IntegerLiteral[0]]]] [L86] m1 = __VERIFIER_nondet_int() [L87] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[s],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L87] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L87] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L87] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[t],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L87] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[m2],IntegerLiteral[0]]]] [L87] m2 = __VERIFIER_nondet_int() [L88] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[t],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L88] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[s],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L88] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L88] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]] [L88] s = __VERIFIER_nondet_int() [L89] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[t],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L89] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L89] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]]]] [L89] t = __VERIFIER_nondet_int() [L90] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[x],IntegerLiteral[0]]]] VAL [b=0, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] [L90] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]] [L90] x = __VERIFIER_nondet_int() [L91] CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]]] [L91] b = __VERIFIER_nondet_bool() [L94] CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[b],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]] VAL [b=2, m1=0, m2=0, s=0, t1={5:0}, t2={3:0}, t=0, x=0] - UnprovableResult [Line: 42]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 50]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 51]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 51]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 54]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 54]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 55]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 55]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 55]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 57]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 57]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 70]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 70]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 71]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 71]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 91]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 96]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 102]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 96]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 97]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 222 locations, 140 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.8s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 155 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 119 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 579 IncrementalHoareTripleChecker+Invalid, 638 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 9 mSDtfsCounter, 579 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 63 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-27 23:09:17,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE