./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-lamport.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-lamport.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fced0e87 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-lamport.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-lamport.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-wip.fs.extract-columns-fced0e8-m [2024-01-31 16:08:58,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 16:08:58,884 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 16:08:58,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 16:08:58,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 16:08:58,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 16:08:58,911 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 16:08:58,911 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 16:08:58,912 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 16:08:58,915 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 16:08:58,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 16:08:58,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 16:08:58,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 16:08:58,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 16:08:58,917 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 16:08:58,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 16:08:58,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 16:08:58,918 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 16:08:58,918 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 16:08:58,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 16:08:58,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 16:08:58,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 16:08:58,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 16:08:58,919 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 16:08:58,920 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 16:08:58,920 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 16:08:58,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 16:08:58,920 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 16:08:58,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 16:08:58,921 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 16:08:58,922 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 16:08:58,922 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 16:08:58,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:08:58,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 16:08:58,922 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 16:08:58,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 16:08:58,923 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 16:08:58,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 16:08:58,923 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 16:08:58,923 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 16:08:58,924 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 16:08:58,924 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 16:08:58,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 16:08:58,924 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 16:08:59,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 16:08:59,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 16:08:59,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 16:08:59,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 16:08:59,126 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 16:08:59,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-lamport.wvr.c [2024-01-31 16:09:00,243 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 16:09:00,418 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 16:09:00,419 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-lamport.wvr.c [2024-01-31 16:09:00,430 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c31807e/c19c28a02bec44399dcc29c2b58fda25/FLAGdcd30477b [2024-01-31 16:09:00,442 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c31807e/c19c28a02bec44399dcc29c2b58fda25 [2024-01-31 16:09:00,444 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 16:09:00,445 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 16:09:00,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-lamport.wvr.yml/witness.yml [2024-01-31 16:09:00,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 16:09:00,626 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 16:09:00,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 16:09:00,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 16:09:00,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 16:09:00,633 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:09:00" (1/2) ... [2024-01-31 16:09:00,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58aaa21a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:00, skipping insertion in model container [2024-01-31 16:09:00,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:09:00" (1/2) ... [2024-01-31 16:09:00,635 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52253b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:00, skipping insertion in model container [2024-01-31 16:09:00,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:00" (2/2) ... [2024-01-31 16:09:00,635 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58aaa21a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:00, skipping insertion in model container [2024-01-31 16:09:00,635 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:00" (2/2) ... [2024-01-31 16:09:00,636 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 16:09:00,739 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 16:09:00,740 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,740 INFO L98 nessWitnessExtractor]: Loop invariant at [L171-L171] (((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (f == 0)) && ((((0LL - (long long )i) + (long long )size >= 0LL && size != 0) && ((((((((((8 <= size && 8 <= i) && (-16LL + (long long )i) + (long long )size >= 0LL) && i != 1) || ((7 <= size && (-14LL + (long long )i) + (long long )size >= 0LL) && i == 7)) || ((6 <= size && (-12LL + (long long )i) + (long long )size >= 0LL) && i == 6)) || ((5 <= size && (-10LL + (long long )i) + (long long )size >= 0LL) && i == 5)) || ((4 <= size && (-8LL + (long long )i) + (long long )size >= 0LL) && i == 4)) || ((3 <= size && (-6LL + (long long )i) + (long long )size >= 0LL) && i == 3)) || ((2 <= size && (-4LL + (long long )i) + (long long )size >= 0LL) && i == 2)) || ((1 <= size && (-2LL + (long long )i) + (long long )size >= 0LL) && i == 1))) || (0 == i && i == 0)) [2024-01-31 16:09:00,741 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] (((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (n1 != 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,741 INFO L98 nessWitnessExtractor]: Location invariant before [L170-L170] ((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (f == 0) [2024-01-31 16:09:00,741 INFO L98 nessWitnessExtractor]: Location invariant before [L139-L139] (((((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (i1 == 0)) && (i2 == 0)) && (n == 0)) && (f == 0) [2024-01-31 16:09:00,741 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] (((((-2147483647 <= n1) && (-2147483647 <= n2)) && (0 <= i)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,741 INFO L98 nessWitnessExtractor]: Location invariant before [L66-L66] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,741 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,741 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,741 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,742 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,742 INFO L98 nessWitnessExtractor]: Location invariant before [L146-L146] ((((0 <= i) && (e1 == (_Bool)0)) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0) [2024-01-31 16:09:00,742 INFO L98 nessWitnessExtractor]: Location invariant before [L102-L102] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,742 INFO L98 nessWitnessExtractor]: Location invariant before [L111-L111] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,742 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && (e2 == (_Bool)0)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1) [2024-01-31 16:09:00,742 INFO L98 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,742 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] ((((((((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (tmp2 == 0)) && (i == 0)) && (j == 0)) && (i1 == 0)) && (i2 == 0)) && (n == 0)) && (f == 0) [2024-01-31 16:09:00,743 INFO L98 nessWitnessExtractor]: Location invariant before [L151-L151] (((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0) [2024-01-31 16:09:00,743 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,743 INFO L98 nessWitnessExtractor]: Location invariant before [L124-L124] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,743 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,743 INFO L98 nessWitnessExtractor]: Location invariant before [L153-L153] (((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0) [2024-01-31 16:09:00,743 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,744 INFO L98 nessWitnessExtractor]: Location invariant before [L135-L135] (((((((((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (tmp1 == 0)) && (tmp2 == 0)) && (i == 0)) && (j == 0)) && (i1 == 0)) && (i2 == 0)) && (n == 0)) && (f == 0) [2024-01-31 16:09:00,744 INFO L98 nessWitnessExtractor]: Location invariant before [L118-L118] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,744 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,768 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,768 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,768 INFO L98 nessWitnessExtractor]: Location invariant before [L145-L145] (((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0) [2024-01-31 16:09:00,768 INFO L98 nessWitnessExtractor]: Location invariant before [L150-L150] (((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0) [2024-01-31 16:09:00,768 INFO L98 nessWitnessExtractor]: Location invariant before [L51-L51] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,768 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,769 INFO L98 nessWitnessExtractor]: Location invariant before [L87-L87] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,769 INFO L98 nessWitnessExtractor]: Location invariant before [L83-L83] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,769 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && (e2 == (_Bool)1)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1) [2024-01-31 16:09:00,769 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] ((((-2147483647 <= n1) && (n2 == 0)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,770 INFO L98 nessWitnessExtractor]: Location invariant before [L125-L125] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,770 INFO L98 nessWitnessExtractor]: Location invariant before [L149-L149] (((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0) [2024-01-31 16:09:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L101-L101] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L148-L148] (((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0) [2024-01-31 16:09:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] ((((-2147483647 <= n2) && (n1 == 0)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,771 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && (e1 == (_Bool)1)) && ((unsigned long )_argptr == 0UL)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L61-L61] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L114-L114] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L104-L104] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,772 INFO L98 nessWitnessExtractor]: Location invariant before [L109-L109] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L126-L126] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] ((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (f == 0) [2024-01-31 16:09:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L121-L121] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L167-L167] ((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (f == 0) [2024-01-31 16:09:00,773 INFO L98 nessWitnessExtractor]: Location invariant before [L120-L120] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (((((-2147483647 <= n1) && (-2147483647 <= n2)) && (-2147483647 <= tmp1)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,774 INFO L98 nessWitnessExtractor]: Location invariant before [L97-L97] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L93-L93] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L92-L92] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L137-L137] (((((((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (i == 0)) && (j == 0)) && (i1 == 0)) && (i2 == 0)) && (n == 0)) && (f == 0) [2024-01-31 16:09:00,775 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L108-L108] (((((-2147483647 <= n1) && (-2147483647 <= n2)) && (0 <= i)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L88-L88] (((((-2147483647 <= n1) && (-2147483647 <= n2)) && (-2147483647 <= tmp2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,776 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L106-L106] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L84-L84] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L105-L105] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L174-L174] ((((((0 <= i) && ((long long )i - (long long )size >= 0LL)) && (e1 == (_Bool)0)) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (f == 0) [2024-01-31 16:09:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L123-L123] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L59-L59] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && (e1 == (_Bool)0)) && ((unsigned long )_argptr == 0UL)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L68-L68] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,777 INFO L98 nessWitnessExtractor]: Location invariant before [L119-L119] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L110-L110] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L64-L64] (((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (n2 != 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L138-L138] ((((((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (j == 0)) && (i1 == 0)) && (i2 == 0)) && (n == 0)) && (f == 0) [2024-01-31 16:09:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,778 INFO L98 nessWitnessExtractor]: Location invariant before [L140-L140] ((((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (i2 == 0)) && (n == 0)) && (f == 0) [2024-01-31 16:09:00,797 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] (unsigned long )_argptr == 0UL [2024-01-31 16:09:00,797 INFO L98 nessWitnessExtractor]: Location invariant before [L122-L122] (((((-2147483647 <= n1) && (-2147483647 <= n2)) && (0 <= j)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,798 INFO L98 nessWitnessExtractor]: Location invariant before [L141-L141] (((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (n == 0)) && (f == 0) [2024-01-31 16:09:00,798 INFO L98 nessWitnessExtractor]: Location invariant before [L172-L172] ((((((((-1LL - (long long )i) + (long long )size >= 0LL) && (e1 == (_Bool)0)) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (f == 0)) && (size != 0)) && (((((((((((((8 <= i && 9 <= size) && i <= 2147483646) && (-17LL + (long long )i) + (long long )size >= 0LL) && i != 0) && i != 1) || ((8 <= size && (-15LL + (long long )i) + (long long )size >= 0LL) && i == 7)) || ((7 <= size && (-13LL + (long long )i) + (long long )size >= 0LL) && i == 6)) || ((6 <= size && (-11LL + (long long )i) + (long long )size >= 0LL) && i == 5)) || ((5 <= size && (-9LL + (long long )i) + (long long )size >= 0LL) && i == 4)) || ((4 <= size && (-7LL + (long long )i) + (long long )size >= 0LL) && i == 3)) || ((3 <= size && (-5LL + (long long )i) + (long long )size >= 0LL) && i == 2)) || ((2 <= size && (-3LL + (long long )i) + (long long )size >= 0LL) && i == 1)) || (((1 <= size && (-1LL + (long long )i) + (long long )size >= 0LL) && 0 == i) && i == 0)) [2024-01-31 16:09:00,798 INFO L98 nessWitnessExtractor]: Location invariant before [L142-L142] ((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (f == 0) [2024-01-31 16:09:00,798 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] ((((-2147483647 <= n1) && (-2147483647 <= n2)) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:09:00,821 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 16:09:00,976 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-lamport.wvr.c[4249,4262] [2024-01-31 16:09:00,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:09:00,998 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-31 16:09:01,164 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-lamport.wvr.c[4249,4262] Start Parsing Local Start Parsing Local [2024-01-31 16:09:01,172 WARN L424 MainDispatcher]: Unable to annotate * arr = (int*)malloc(sizeof(int) * (size_t)size) with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-31 16:09:01,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:09:01,202 INFO L208 MainTranslator]: Completed translation [2024-01-31 16:09:01,203 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01 WrapperNode [2024-01-31 16:09:01,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 16:09:01,204 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-31 16:09:01,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-31 16:09:01,205 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-31 16:09:01,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,270 INFO L138 Inliner]: procedures = 25, calls = 89, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 338 [2024-01-31 16:09:01,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-31 16:09:01,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-31 16:09:01,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-31 16:09:01,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-31 16:09:01,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,300 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,318 INFO L175 MemorySlicer]: Split 13 memory accesses to 5 slices as follows [2, 2, 5, 2, 2]. 38 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 4 writes are split as follows [0, 1, 1, 1, 1]. [2024-01-31 16:09:01,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,364 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-31 16:09:01,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-31 16:09:01,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-31 16:09:01,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-31 16:09:01,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (1/1) ... [2024-01-31 16:09:01,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:09:01,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-31 16:09:01,394 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) [2024-01-31 16:09:01,412 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 [2024-01-31 16:09:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-31 16:09:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-31 16:09:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-31 16:09:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-31 16:09:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-31 16:09:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-31 16:09:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-31 16:09:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-31 16:09:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-31 16:09:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-31 16:09:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-31 16:09:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-31 16:09:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-31 16:09:01,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-31 16:09:01,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-31 16:09:01,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-31 16:09:01,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-31 16:09:01,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-31 16:09:01,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-31 16:09:01,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-31 16:09:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-31 16:09:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-31 16:09:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-31 16:09:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-31 16:09:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-31 16:09:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-31 16:09:01,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-31 16:09:01,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-31 16:09:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-31 16:09:01,431 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-31 16:09:01,545 INFO L244 CfgBuilder]: Building ICFG [2024-01-31 16:09:01,547 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-31 16:09:02,206 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-31 16:09:02,207 INFO L293 CfgBuilder]: Performing block encoding [2024-01-31 16:09:02,641 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-31 16:09:02,641 INFO L320 CfgBuilder]: Removed 1 assume(true) statements. [2024-01-31 16:09:02,642 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:09:02 BoogieIcfgContainer [2024-01-31 16:09:02,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-31 16:09:02,643 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-31 16:09:02,644 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-31 16:09:02,646 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-31 16:09:02,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:09:00" (1/4) ... [2024-01-31 16:09:02,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c48d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:09:02, skipping insertion in model container [2024-01-31 16:09:02,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:00" (2/4) ... [2024-01-31 16:09:02,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c48d87 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 31.01 04:09:02, skipping insertion in model container [2024-01-31 16:09:02,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:01" (3/4) ... [2024-01-31 16:09:02,648 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c48d87 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 31.01 04:09:02, skipping insertion in model container [2024-01-31 16:09:02,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:09:02" (4/4) ... [2024-01-31 16:09:02,649 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-lamport.wvr.c [2024-01-31 16:09:02,665 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-31 16:09:02,666 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 93 error locations. [2024-01-31 16:09:02,666 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-31 16:09:02,764 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-31 16:09:02,791 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 193 places, 184 transitions, 389 flow [2024-01-31 16:09:02,880 INFO L124 PetriNetUnfolderBase]: 1/181 cut-off events. [2024-01-31 16:09:02,880 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-01-31 16:09:02,883 INFO L83 FinitePrefix]: Finished finitePrefix Result has 194 conditions, 181 events. 1/181 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 489 event pairs, 0 based on Foata normal form. 0/87 useless extension candidates. Maximal degree in co-relation 157. Up to 2 conditions per place. [2024-01-31 16:09:02,883 INFO L82 GeneralOperation]: Start removeDead. Operand has 193 places, 184 transitions, 389 flow [2024-01-31 16:09:02,892 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 189 places, 180 transitions, 378 flow [2024-01-31 16:09:02,906 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-31 16:09:02,913 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;@7c6b6648, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-31 16:09:02,913 INFO L358 AbstractCegarLoop]: Starting to check reachability of 168 error locations. [2024-01-31 16:09:02,915 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-31 16:09:02,915 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-31 16:09:02,915 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-31 16:09:02,916 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:02,916 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-31 16:09:02,916 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:02,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:02,923 INFO L85 PathProgramCache]: Analyzing trace with hash 29737, now seen corresponding path program 1 times [2024-01-31 16:09:02,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:02,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804794707] [2024-01-31 16:09:02,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:02,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:03,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:03,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:03,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804794707] [2024-01-31 16:09:03,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804794707] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:03,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:03,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-31 16:09:03,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896117744] [2024-01-31 16:09:03,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:03,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-31 16:09:03,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:03,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-31 16:09:03,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-31 16:09:03,435 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 60 out of 184 [2024-01-31 16:09:03,439 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 180 transitions, 378 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) [2024-01-31 16:09:03,439 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:03,439 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 60 of 184 [2024-01-31 16:09:03,440 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:09:07,525 INFO L124 PetriNetUnfolderBase]: 22124/36498 cut-off events. [2024-01-31 16:09:07,525 INFO L125 PetriNetUnfolderBase]: For 255/255 co-relation queries the response was YES. [2024-01-31 16:09:07,596 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69917 conditions, 36498 events. 22124/36498 cut-off events. For 255/255 co-relation queries the response was YES. Maximal size of possible extension queue 1119. Compared 319817 event pairs, 22123 based on Foata normal form. 0/20425 useless extension candidates. Maximal degree in co-relation 67486. Up to 32115 conditions per place. [2024-01-31 16:09:07,751 INFO L140 encePairwiseOnDemand]: 160/184 looper letters, 99 selfloop transitions, 2 changer transitions 0/158 dead transitions. [2024-01-31 16:09:07,752 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 158 transitions, 536 flow [2024-01-31 16:09:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:09:07,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:09:07,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 303 transitions. [2024-01-31 16:09:07,766 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5489130434782609 [2024-01-31 16:09:07,767 INFO L175 Difference]: Start difference. First operand has 189 places, 180 transitions, 378 flow. Second operand 3 states and 303 transitions. [2024-01-31 16:09:07,768 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 158 transitions, 536 flow [2024-01-31 16:09:07,921 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 158 transitions, 524 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-01-31 16:09:07,923 INFO L231 Difference]: Finished difference. Result has 163 places, 158 transitions, 326 flow [2024-01-31 16:09:07,925 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=322, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=156, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=326, PETRI_PLACES=163, PETRI_TRANSITIONS=158} [2024-01-31 16:09:07,927 INFO L281 CegarLoopForPetriNet]: 189 programPoint places, -26 predicate places. [2024-01-31 16:09:07,927 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 158 transitions, 326 flow [2024-01-31 16:09:07,928 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) [2024-01-31 16:09:07,928 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:07,928 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-31 16:09:07,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-31 16:09:07,928 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:07,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:07,929 INFO L85 PathProgramCache]: Analyzing trace with hash 922753, now seen corresponding path program 1 times [2024-01-31 16:09:07,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:07,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357271492] [2024-01-31 16:09:07,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:07,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:08,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:08,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357271492] [2024-01-31 16:09:08,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357271492] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:08,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:08,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-31 16:09:08,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860129534] [2024-01-31 16:09:08,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:08,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-31 16:09:08,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:08,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-31 16:09:08,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-31 16:09:08,137 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 184 [2024-01-31 16:09:08,137 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 158 transitions, 326 flow. Second operand has 4 states, 4 states have (on average 61.75) internal successors, (247), 4 states have internal predecessors, (247), 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) [2024-01-31 16:09:08,138 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:08,138 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 184 [2024-01-31 16:09:08,138 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:09:11,227 INFO L124 PetriNetUnfolderBase]: 22124/36497 cut-off events. [2024-01-31 16:09:11,227 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-31 16:09:11,274 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69169 conditions, 36497 events. 22124/36497 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 1119. Compared 319608 event pairs, 22123 based on Foata normal form. 0/20425 useless extension candidates. Maximal degree in co-relation 69160. Up to 32113 conditions per place. [2024-01-31 16:09:11,421 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 98 selfloop transitions, 2 changer transitions 0/157 dead transitions. [2024-01-31 16:09:11,421 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 157 transitions, 524 flow [2024-01-31 16:09:11,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:09:11,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:09:11,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 284 transitions. [2024-01-31 16:09:11,424 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5144927536231884 [2024-01-31 16:09:11,424 INFO L175 Difference]: Start difference. First operand has 163 places, 158 transitions, 326 flow. Second operand 3 states and 284 transitions. [2024-01-31 16:09:11,424 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 157 transitions, 524 flow [2024-01-31 16:09:11,426 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 157 transitions, 520 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:09:11,429 INFO L231 Difference]: Finished difference. Result has 162 places, 157 transitions, 324 flow [2024-01-31 16:09:11,429 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=320, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=155, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=324, PETRI_PLACES=162, PETRI_TRANSITIONS=157} [2024-01-31 16:09:11,430 INFO L281 CegarLoopForPetriNet]: 189 programPoint places, -27 predicate places. [2024-01-31 16:09:11,430 INFO L495 AbstractCegarLoop]: Abstraction has has 162 places, 157 transitions, 324 flow [2024-01-31 16:09:11,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 61.75) internal successors, (247), 4 states have internal predecessors, (247), 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) [2024-01-31 16:09:11,431 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:11,431 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-31 16:09:11,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-31 16:09:11,431 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:11,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:11,432 INFO L85 PathProgramCache]: Analyzing trace with hash 28606314, now seen corresponding path program 1 times [2024-01-31 16:09:11,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:11,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834947920] [2024-01-31 16:09:11,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:11,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:11,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:11,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:11,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834947920] [2024-01-31 16:09:11,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834947920] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:11,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:11,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-31 16:09:11,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328415604] [2024-01-31 16:09:11,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:11,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-31 16:09:11,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:11,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-31 16:09:11,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-31 16:09:11,649 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 184 [2024-01-31 16:09:11,649 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 157 transitions, 324 flow. Second operand has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 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) [2024-01-31 16:09:11,649 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:11,650 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 184 [2024-01-31 16:09:11,654 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:09:14,503 INFO L124 PetriNetUnfolderBase]: 22124/36496 cut-off events. [2024-01-31 16:09:14,504 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-31 16:09:14,545 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69167 conditions, 36496 events. 22124/36496 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 1123. Compared 320244 event pairs, 22123 based on Foata normal form. 0/20425 useless extension candidates. Maximal degree in co-relation 69156. Up to 32111 conditions per place. [2024-01-31 16:09:14,686 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 97 selfloop transitions, 2 changer transitions 0/156 dead transitions. [2024-01-31 16:09:14,686 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 156 transitions, 520 flow [2024-01-31 16:09:14,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:09:14,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:09:14,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 286 transitions. [2024-01-31 16:09:14,687 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5181159420289855 [2024-01-31 16:09:14,688 INFO L175 Difference]: Start difference. First operand has 162 places, 157 transitions, 324 flow. Second operand 3 states and 286 transitions. [2024-01-31 16:09:14,688 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 156 transitions, 520 flow [2024-01-31 16:09:14,688 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 156 transitions, 516 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:09:14,690 INFO L231 Difference]: Finished difference. Result has 161 places, 156 transitions, 322 flow [2024-01-31 16:09:14,690 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=318, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=322, PETRI_PLACES=161, PETRI_TRANSITIONS=156} [2024-01-31 16:09:14,691 INFO L281 CegarLoopForPetriNet]: 189 programPoint places, -28 predicate places. [2024-01-31 16:09:14,691 INFO L495 AbstractCegarLoop]: Abstraction has has 161 places, 156 transitions, 322 flow [2024-01-31 16:09:14,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 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) [2024-01-31 16:09:14,691 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:14,691 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-31 16:09:14,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-31 16:09:14,692 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:14,692 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:14,692 INFO L85 PathProgramCache]: Analyzing trace with hash 886796707, now seen corresponding path program 1 times [2024-01-31 16:09:14,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:14,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289338942] [2024-01-31 16:09:14,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:14,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:14,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:14,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:14,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289338942] [2024-01-31 16:09:14,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289338942] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:14,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:14,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-31 16:09:14,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046854382] [2024-01-31 16:09:14,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:14,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-31 16:09:14,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:14,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-31 16:09:14,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-31 16:09:14,864 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 64 out of 184 [2024-01-31 16:09:14,865 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 156 transitions, 322 flow. Second operand has 4 states, 4 states have (on average 65.25) internal successors, (261), 4 states have internal predecessors, (261), 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) [2024-01-31 16:09:14,865 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:14,865 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 64 of 184 [2024-01-31 16:09:14,865 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:09:17,845 INFO L124 PetriNetUnfolderBase]: 22124/36495 cut-off events. [2024-01-31 16:09:17,845 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-31 16:09:17,890 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69164 conditions, 36495 events. 22124/36495 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 1123. Compared 320262 event pairs, 22123 based on Foata normal form. 0/20426 useless extension candidates. Maximal degree in co-relation 69151. Up to 32108 conditions per place. [2024-01-31 16:09:18,026 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 95 selfloop transitions, 2 changer transitions 0/155 dead transitions. [2024-01-31 16:09:18,027 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 155 transitions, 514 flow [2024-01-31 16:09:18,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:09:18,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:09:18,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 290 transitions. [2024-01-31 16:09:18,028 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5253623188405797 [2024-01-31 16:09:18,028 INFO L175 Difference]: Start difference. First operand has 161 places, 156 transitions, 322 flow. Second operand 3 states and 290 transitions. [2024-01-31 16:09:18,028 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 155 transitions, 514 flow [2024-01-31 16:09:18,029 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 155 transitions, 510 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:09:18,031 INFO L231 Difference]: Finished difference. Result has 160 places, 155 transitions, 320 flow [2024-01-31 16:09:18,031 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=316, PETRI_DIFFERENCE_MINUEND_PLACES=158, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=320, PETRI_PLACES=160, PETRI_TRANSITIONS=155} [2024-01-31 16:09:18,033 INFO L281 CegarLoopForPetriNet]: 189 programPoint places, -29 predicate places. [2024-01-31 16:09:18,033 INFO L495 AbstractCegarLoop]: Abstraction has has 160 places, 155 transitions, 320 flow [2024-01-31 16:09:18,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 65.25) internal successors, (261), 4 states have internal predecessors, (261), 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) [2024-01-31 16:09:18,034 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:18,034 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-31 16:09:18,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-31 16:09:18,034 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:18,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:18,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1720895066, now seen corresponding path program 1 times [2024-01-31 16:09:18,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:18,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768668174] [2024-01-31 16:09:18,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:18,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:18,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:18,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:18,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768668174] [2024-01-31 16:09:18,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768668174] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:18,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:18,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-31 16:09:18,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043042850] [2024-01-31 16:09:18,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:18,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-31 16:09:18,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:18,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-31 16:09:18,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-31 16:09:18,180 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 184 [2024-01-31 16:09:18,181 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 155 transitions, 320 flow. Second operand has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 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) [2024-01-31 16:09:18,181 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:18,181 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 184 [2024-01-31 16:09:18,181 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:09:21,437 INFO L124 PetriNetUnfolderBase]: 22124/36494 cut-off events. [2024-01-31 16:09:21,452 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-31 16:09:21,488 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69162 conditions, 36494 events. 22124/36494 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 1123. Compared 319986 event pairs, 22123 based on Foata normal form. 0/20426 useless extension candidates. Maximal degree in co-relation 69147. Up to 32106 conditions per place. [2024-01-31 16:09:21,602 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 94 selfloop transitions, 2 changer transitions 0/154 dead transitions. [2024-01-31 16:09:21,603 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 154 transitions, 510 flow [2024-01-31 16:09:21,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:09:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:09:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 292 transitions. [2024-01-31 16:09:21,605 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5289855072463768 [2024-01-31 16:09:21,605 INFO L175 Difference]: Start difference. First operand has 160 places, 155 transitions, 320 flow. Second operand 3 states and 292 transitions. [2024-01-31 16:09:21,605 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 154 transitions, 510 flow [2024-01-31 16:09:21,606 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 154 transitions, 506 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:09:21,607 INFO L231 Difference]: Finished difference. Result has 159 places, 154 transitions, 318 flow [2024-01-31 16:09:21,607 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=314, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=318, PETRI_PLACES=159, PETRI_TRANSITIONS=154} [2024-01-31 16:09:21,609 INFO L281 CegarLoopForPetriNet]: 189 programPoint places, -30 predicate places. [2024-01-31 16:09:21,609 INFO L495 AbstractCegarLoop]: Abstraction has has 159 places, 154 transitions, 318 flow [2024-01-31 16:09:21,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 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) [2024-01-31 16:09:21,610 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:21,610 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-31 16:09:21,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-31 16:09:21,610 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:21,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:21,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1808140449, now seen corresponding path program 1 times [2024-01-31 16:09:21,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:21,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728363708] [2024-01-31 16:09:21,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:21,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:21,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:21,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:21,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728363708] [2024-01-31 16:09:21,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728363708] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:21,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:21,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-31 16:09:21,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103629358] [2024-01-31 16:09:21,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:21,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-31 16:09:21,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:21,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-31 16:09:21,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-31 16:09:21,759 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 66 out of 184 [2024-01-31 16:09:21,759 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 154 transitions, 318 flow. Second operand has 4 states, 4 states have (on average 67.75) internal successors, (271), 4 states have internal predecessors, (271), 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) [2024-01-31 16:09:21,760 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:21,760 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 66 of 184 [2024-01-31 16:09:21,760 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:09:24,719 INFO L124 PetriNetUnfolderBase]: 22124/36493 cut-off events. [2024-01-31 16:09:24,719 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-31 16:09:24,755 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69160 conditions, 36493 events. 22124/36493 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 1123. Compared 320347 event pairs, 22123 based on Foata normal form. 0/20426 useless extension candidates. Maximal degree in co-relation 69143. Up to 32104 conditions per place. [2024-01-31 16:09:24,873 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 93 selfloop transitions, 2 changer transitions 0/153 dead transitions. [2024-01-31 16:09:24,874 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 153 transitions, 506 flow [2024-01-31 16:09:24,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:09:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:09:24,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2024-01-31 16:09:24,875 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.532608695652174 [2024-01-31 16:09:24,875 INFO L175 Difference]: Start difference. First operand has 159 places, 154 transitions, 318 flow. Second operand 3 states and 294 transitions. [2024-01-31 16:09:24,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 153 transitions, 506 flow [2024-01-31 16:09:24,876 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 153 transitions, 502 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:09:24,877 INFO L231 Difference]: Finished difference. Result has 158 places, 153 transitions, 316 flow [2024-01-31 16:09:24,877 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=312, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=316, PETRI_PLACES=158, PETRI_TRANSITIONS=153} [2024-01-31 16:09:24,878 INFO L281 CegarLoopForPetriNet]: 189 programPoint places, -31 predicate places. [2024-01-31 16:09:24,878 INFO L495 AbstractCegarLoop]: Abstraction has has 158 places, 153 transitions, 316 flow [2024-01-31 16:09:24,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 67.75) internal successors, (271), 4 states have internal predecessors, (271), 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) [2024-01-31 16:09:24,879 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:24,879 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-31 16:09:24,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-31 16:09:24,879 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:24,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:24,879 INFO L85 PathProgramCache]: Analyzing trace with hash 217780017, now seen corresponding path program 1 times [2024-01-31 16:09:24,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:24,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263219864] [2024-01-31 16:09:24,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:24,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:24,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:24,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:24,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263219864] [2024-01-31 16:09:24,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263219864] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:24,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:24,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-31 16:09:24,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316479074] [2024-01-31 16:09:24,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:24,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-31 16:09:24,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:24,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-31 16:09:24,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-31 16:09:24,994 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 67 out of 184 [2024-01-31 16:09:24,994 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 153 transitions, 316 flow. Second operand has 4 states, 4 states have (on average 69.0) internal successors, (276), 4 states have internal predecessors, (276), 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) [2024-01-31 16:09:24,994 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:24,994 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 67 of 184 [2024-01-31 16:09:24,994 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:09:27,949 INFO L124 PetriNetUnfolderBase]: 22124/36492 cut-off events. [2024-01-31 16:09:27,949 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-31 16:09:28,005 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69158 conditions, 36492 events. 22124/36492 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 1123. Compared 320525 event pairs, 22123 based on Foata normal form. 0/20426 useless extension candidates. Maximal degree in co-relation 69139. Up to 32102 conditions per place. [2024-01-31 16:09:28,145 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 92 selfloop transitions, 2 changer transitions 0/152 dead transitions. [2024-01-31 16:09:28,149 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 152 transitions, 502 flow [2024-01-31 16:09:28,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:09:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:09:28,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 296 transitions. [2024-01-31 16:09:28,158 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5362318840579711 [2024-01-31 16:09:28,158 INFO L175 Difference]: Start difference. First operand has 158 places, 153 transitions, 316 flow. Second operand 3 states and 296 transitions. [2024-01-31 16:09:28,158 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 152 transitions, 502 flow [2024-01-31 16:09:28,159 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 152 transitions, 498 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:09:28,160 INFO L231 Difference]: Finished difference. Result has 157 places, 152 transitions, 314 flow [2024-01-31 16:09:28,160 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=310, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=150, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=314, PETRI_PLACES=157, PETRI_TRANSITIONS=152} [2024-01-31 16:09:28,161 INFO L281 CegarLoopForPetriNet]: 189 programPoint places, -32 predicate places. [2024-01-31 16:09:28,161 INFO L495 AbstractCegarLoop]: Abstraction has has 157 places, 152 transitions, 314 flow [2024-01-31 16:09:28,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 69.0) internal successors, (276), 4 states have internal predecessors, (276), 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) [2024-01-31 16:09:28,163 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:28,164 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-31 16:09:28,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-31 16:09:28,164 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:28,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:28,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1838753038, now seen corresponding path program 1 times [2024-01-31 16:09:28,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:28,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591891379] [2024-01-31 16:09:28,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:28,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:28,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:28,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:28,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591891379] [2024-01-31 16:09:28,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591891379] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:28,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:28,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-31 16:09:28,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802941900] [2024-01-31 16:09:28,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:28,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-31 16:09:28,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:28,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-31 16:09:28,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-31 16:09:28,288 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 184 [2024-01-31 16:09:28,289 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 152 transitions, 314 flow. Second operand has 4 states, 4 states have (on average 70.25) internal successors, (281), 4 states have internal predecessors, (281), 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) [2024-01-31 16:09:28,289 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:28,289 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 184 [2024-01-31 16:09:28,289 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:09:30,987 INFO L124 PetriNetUnfolderBase]: 22124/36489 cut-off events. [2024-01-31 16:09:30,987 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-31 16:09:31,031 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69152 conditions, 36489 events. 22124/36489 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 1123. Compared 320726 event pairs, 22123 based on Foata normal form. 0/20426 useless extension candidates. Maximal degree in co-relation 69131. Up to 32092 conditions per place. [2024-01-31 16:09:31,154 INFO L140 encePairwiseOnDemand]: 179/184 looper letters, 89 selfloop transitions, 2 changer transitions 0/149 dead transitions. [2024-01-31 16:09:31,155 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 149 transitions, 490 flow [2024-01-31 16:09:31,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:09:31,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:09:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 298 transitions. [2024-01-31 16:09:31,157 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5398550724637681 [2024-01-31 16:09:31,157 INFO L175 Difference]: Start difference. First operand has 157 places, 152 transitions, 314 flow. Second operand 3 states and 298 transitions. [2024-01-31 16:09:31,157 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 149 transitions, 490 flow [2024-01-31 16:09:31,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 149 transitions, 486 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-31 16:09:31,159 INFO L231 Difference]: Finished difference. Result has 154 places, 149 transitions, 308 flow [2024-01-31 16:09:31,159 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=304, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=308, PETRI_PLACES=154, PETRI_TRANSITIONS=149} [2024-01-31 16:09:31,160 INFO L281 CegarLoopForPetriNet]: 189 programPoint places, -35 predicate places. [2024-01-31 16:09:31,160 INFO L495 AbstractCegarLoop]: Abstraction has has 154 places, 149 transitions, 308 flow [2024-01-31 16:09:31,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 70.25) internal successors, (281), 4 states have internal predecessors, (281), 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) [2024-01-31 16:09:31,160 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:31,160 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-31 16:09:31,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-31 16:09:31,161 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 165 more)] === [2024-01-31 16:09:31,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:31,161 INFO L85 PathProgramCache]: Analyzing trace with hash -277957746, now seen corresponding path program 1 times [2024-01-31 16:09:31,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:31,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484727523] [2024-01-31 16:09:31,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:31,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-31 16:09:31,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-31 16:09:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-31 16:09:31,209 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-31 16:09:31,209 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-31 16:09:31,210 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (167 of 168 remaining) [2024-01-31 16:09:31,211 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (166 of 168 remaining) [2024-01-31 16:09:31,211 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (165 of 168 remaining) [2024-01-31 16:09:31,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (164 of 168 remaining) [2024-01-31 16:09:31,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (163 of 168 remaining) [2024-01-31 16:09:31,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (162 of 168 remaining) [2024-01-31 16:09:31,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (161 of 168 remaining) [2024-01-31 16:09:31,212 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (160 of 168 remaining) [2024-01-31 16:09:31,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (159 of 168 remaining) [2024-01-31 16:09:31,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 168 remaining) [2024-01-31 16:09:31,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 168 remaining) [2024-01-31 16:09:31,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (156 of 168 remaining) [2024-01-31 16:09:31,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 168 remaining) [2024-01-31 16:09:31,213 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 168 remaining) [2024-01-31 16:09:31,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 168 remaining) [2024-01-31 16:09:31,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 168 remaining) [2024-01-31 16:09:31,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 168 remaining) [2024-01-31 16:09:31,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 168 remaining) [2024-01-31 16:09:31,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 168 remaining) [2024-01-31 16:09:31,214 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 168 remaining) [2024-01-31 16:09:31,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 168 remaining) [2024-01-31 16:09:31,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 168 remaining) [2024-01-31 16:09:31,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 168 remaining) [2024-01-31 16:09:31,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 168 remaining) [2024-01-31 16:09:31,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 168 remaining) [2024-01-31 16:09:31,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 168 remaining) [2024-01-31 16:09:31,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 168 remaining) [2024-01-31 16:09:31,215 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 168 remaining) [2024-01-31 16:09:31,216 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 168 remaining) [2024-01-31 16:09:31,216 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 168 remaining) [2024-01-31 16:09:31,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 168 remaining) [2024-01-31 16:09:31,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 168 remaining) [2024-01-31 16:09:31,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 168 remaining) [2024-01-31 16:09:31,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 168 remaining) [2024-01-31 16:09:31,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 168 remaining) [2024-01-31 16:09:31,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 168 remaining) [2024-01-31 16:09:31,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 168 remaining) [2024-01-31 16:09:31,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 168 remaining) [2024-01-31 16:09:31,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 168 remaining) [2024-01-31 16:09:31,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 168 remaining) [2024-01-31 16:09:31,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 168 remaining) [2024-01-31 16:09:31,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 168 remaining) [2024-01-31 16:09:31,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 168 remaining) [2024-01-31 16:09:31,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 168 remaining) [2024-01-31 16:09:31,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 168 remaining) [2024-01-31 16:09:31,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 168 remaining) [2024-01-31 16:09:31,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 168 remaining) [2024-01-31 16:09:31,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 168 remaining) [2024-01-31 16:09:31,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 168 remaining) [2024-01-31 16:09:31,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 168 remaining) [2024-01-31 16:09:31,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 168 remaining) [2024-01-31 16:09:31,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 168 remaining) [2024-01-31 16:09:31,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 168 remaining) [2024-01-31 16:09:31,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 168 remaining) [2024-01-31 16:09:31,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 168 remaining) [2024-01-31 16:09:31,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 168 remaining) [2024-01-31 16:09:31,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 168 remaining) [2024-01-31 16:09:31,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 168 remaining) [2024-01-31 16:09:31,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 168 remaining) [2024-01-31 16:09:31,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 168 remaining) [2024-01-31 16:09:31,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 168 remaining) [2024-01-31 16:09:31,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 168 remaining) [2024-01-31 16:09:31,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 168 remaining) [2024-01-31 16:09:31,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 168 remaining) [2024-01-31 16:09:31,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 168 remaining) [2024-01-31 16:09:31,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 168 remaining) [2024-01-31 16:09:31,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 168 remaining) [2024-01-31 16:09:31,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 168 remaining) [2024-01-31 16:09:31,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 168 remaining) [2024-01-31 16:09:31,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 168 remaining) [2024-01-31 16:09:31,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 168 remaining) [2024-01-31 16:09:31,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 168 remaining) [2024-01-31 16:09:31,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 168 remaining) [2024-01-31 16:09:31,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 168 remaining) [2024-01-31 16:09:31,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 168 remaining) [2024-01-31 16:09:31,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 168 remaining) [2024-01-31 16:09:31,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 168 remaining) [2024-01-31 16:09:31,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 168 remaining) [2024-01-31 16:09:31,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 168 remaining) [2024-01-31 16:09:31,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 168 remaining) [2024-01-31 16:09:31,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 168 remaining) [2024-01-31 16:09:31,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 168 remaining) [2024-01-31 16:09:31,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 168 remaining) [2024-01-31 16:09:31,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 168 remaining) [2024-01-31 16:09:31,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (75 of 168 remaining) [2024-01-31 16:09:31,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (74 of 168 remaining) [2024-01-31 16:09:31,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 168 remaining) [2024-01-31 16:09:31,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 168 remaining) [2024-01-31 16:09:31,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 168 remaining) [2024-01-31 16:09:31,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 168 remaining) [2024-01-31 16:09:31,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 168 remaining) [2024-01-31 16:09:31,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 168 remaining) [2024-01-31 16:09:31,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 168 remaining) [2024-01-31 16:09:31,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 168 remaining) [2024-01-31 16:09:31,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 168 remaining) [2024-01-31 16:09:31,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 168 remaining) [2024-01-31 16:09:31,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 168 remaining) [2024-01-31 16:09:31,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 168 remaining) [2024-01-31 16:09:31,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 168 remaining) [2024-01-31 16:09:31,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 168 remaining) [2024-01-31 16:09:31,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 168 remaining) [2024-01-31 16:09:31,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 168 remaining) [2024-01-31 16:09:31,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 168 remaining) [2024-01-31 16:09:31,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 168 remaining) [2024-01-31 16:09:31,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 168 remaining) [2024-01-31 16:09:31,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 168 remaining) [2024-01-31 16:09:31,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 168 remaining) [2024-01-31 16:09:31,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 168 remaining) [2024-01-31 16:09:31,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 168 remaining) [2024-01-31 16:09:31,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 168 remaining) [2024-01-31 16:09:31,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 168 remaining) [2024-01-31 16:09:31,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 168 remaining) [2024-01-31 16:09:31,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 168 remaining) [2024-01-31 16:09:31,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 168 remaining) [2024-01-31 16:09:31,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 168 remaining) [2024-01-31 16:09:31,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 168 remaining) [2024-01-31 16:09:31,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 168 remaining) [2024-01-31 16:09:31,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 168 remaining) [2024-01-31 16:09:31,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 168 remaining) [2024-01-31 16:09:31,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 168 remaining) [2024-01-31 16:09:31,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 168 remaining) [2024-01-31 16:09:31,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 168 remaining) [2024-01-31 16:09:31,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 168 remaining) [2024-01-31 16:09:31,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 168 remaining) [2024-01-31 16:09:31,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 168 remaining) [2024-01-31 16:09:31,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 168 remaining) [2024-01-31 16:09:31,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 168 remaining) [2024-01-31 16:09:31,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 168 remaining) [2024-01-31 16:09:31,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 168 remaining) [2024-01-31 16:09:31,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 168 remaining) [2024-01-31 16:09:31,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 168 remaining) [2024-01-31 16:09:31,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 168 remaining) [2024-01-31 16:09:31,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 168 remaining) [2024-01-31 16:09:31,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 168 remaining) [2024-01-31 16:09:31,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 168 remaining) [2024-01-31 16:09:31,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 168 remaining) [2024-01-31 16:09:31,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 168 remaining) [2024-01-31 16:09:31,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 168 remaining) [2024-01-31 16:09:31,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 168 remaining) [2024-01-31 16:09:31,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 168 remaining) [2024-01-31 16:09:31,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 168 remaining) [2024-01-31 16:09:31,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 168 remaining) [2024-01-31 16:09:31,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 168 remaining) [2024-01-31 16:09:31,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 168 remaining) [2024-01-31 16:09:31,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 168 remaining) [2024-01-31 16:09:31,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 168 remaining) [2024-01-31 16:09:31,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 168 remaining) [2024-01-31 16:09:31,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 168 remaining) [2024-01-31 16:09:31,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 168 remaining) [2024-01-31 16:09:31,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 168 remaining) [2024-01-31 16:09:31,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 168 remaining) [2024-01-31 16:09:31,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 168 remaining) [2024-01-31 16:09:31,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-31 16:09:31,248 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-31 16:09:31,255 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-31 16:09:31,256 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-31 16:09:31,454 INFO L503 ceAbstractionStarter]: Automizer considered 92 witness invariants [2024-01-31 16:09:31,454 INFO L504 ceAbstractionStarter]: WitnessConsidered=92 [2024-01-31 16:09:31,456 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:09:31 BasicIcfg [2024-01-31 16:09:31,456 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-31 16:09:31,456 INFO L158 Benchmark]: Toolchain (without parser) took 30829.72ms. Allocated memory was 163.6MB in the beginning and 14.1GB in the end (delta: 14.0GB). Free memory was 73.0MB in the beginning and 11.9GB in the end (delta: -11.8GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2024-01-31 16:09:31,456 INFO L158 Benchmark]: CDTParser took 11.10ms. Allocated memory is still 163.6MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:09:31,456 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 163.6MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:09:31,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 574.87ms. Allocated memory was 163.6MB in the beginning and 230.7MB in the end (delta: 67.1MB). Free memory was 72.7MB in the beginning and 178.7MB in the end (delta: -106.0MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-01-31 16:09:31,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.92ms. Allocated memory is still 230.7MB. Free memory was 178.7MB in the beginning and 173.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-01-31 16:09:31,459 INFO L158 Benchmark]: Boogie Preprocessor took 95.74ms. Allocated memory is still 230.7MB. Free memory was 173.4MB in the beginning and 169.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-31 16:09:31,459 INFO L158 Benchmark]: RCFGBuilder took 1271.44ms. Allocated memory is still 230.7MB. Free memory was 169.3MB in the beginning and 123.0MB in the end (delta: 46.3MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2024-01-31 16:09:31,459 INFO L158 Benchmark]: TraceAbstraction took 28812.25ms. Allocated memory was 230.7MB in the beginning and 14.1GB in the end (delta: 13.9GB). Free memory was 122.0MB in the beginning and 11.9GB in the end (delta: -11.8GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2024-01-31 16:09:31,463 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 11.10ms. Allocated memory is still 163.6MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 163.6MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 574.87ms. Allocated memory was 163.6MB in the beginning and 230.7MB in the end (delta: 67.1MB). Free memory was 72.7MB in the beginning and 178.7MB in the end (delta: -106.0MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.92ms. Allocated memory is still 230.7MB. Free memory was 178.7MB in the beginning and 173.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.74ms. Allocated memory is still 230.7MB. Free memory was 173.4MB in the beginning and 169.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1271.44ms. Allocated memory is still 230.7MB. Free memory was 169.3MB in the beginning and 123.0MB in the end (delta: 46.3MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. * TraceAbstraction took 28812.25ms. Allocated memory was 230.7MB in the beginning and 14.1GB in the end (delta: 13.9GB). Free memory was 122.0MB in the beginning and 11.9GB in the end (delta: -11.8GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 171]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L41] _Bool e1, e2; [L42] int n1, n2, tmp1, tmp2, i, j, i1, i2, n; [L43] int* f; [L132] pthread_t t1, t2, t3; VAL [e1=0, e2=0, f={0:0}, i=0, i=0, i=0, j=0, n1=0, n2=0, n=0, t1={5:0}, t2={3:0}, t3={6:0}, tmp1=0, tmp2=0] [L135] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[tmp1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[tmp2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[j],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L135] tmp1 = __VERIFIER_nondet_int() [L136] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[tmp2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[j],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L136] tmp2 = __VERIFIER_nondet_int() [L137] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[j],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L137] i = __VERIFIER_nondet_int() [L138] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[j],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L138] j = __VERIFIER_nondet_int() [L139] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L139] i1 = __VERIFIER_nondet_int() [L140] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L140] i2 = __VERIFIER_nondet_int() [L141] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L141] n = __VERIFIER_nondet_int() [L142] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L142] CALL create_fresh_int_array(n) [L167] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L167] CALL assume_abort_if_not(size >= 0) [L38] COND FALSE !(!cond) [L167] RET assume_abort_if_not(size >= 0) [L168] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]]]] [L168] CALL assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L38] COND FALSE !(!cond) [L168] RET assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L170] int* arr = (int*)malloc(sizeof(int) * (size_t)size); [L171] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[f],IntegerLiteral[0]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHMINUS,IntegerLiteral[0LL],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]],BinaryExpression[COMPNEQ,IdentifierExpression[size],IntegerLiteral[0]]],BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[8],IdentifierExpression[size]],BinaryExpression[COMPLEQ,IntegerLiteral[8],IdentifierExpression[i]]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,UnaryExpression[MINUS,IntegerLiteral[16LL]],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]]],BinaryExpression[COMPNEQ,IdentifierExpression[i],IntegerLiteral[1]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[7],IdentifierExpression[size]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,UnaryExpression[MINUS,IntegerLiteral[14LL]],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[7]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[6],IdentifierExpression[size]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,UnaryExpression[MINUS,IntegerLiteral[12LL]],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[6]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[5],IdentifierExpression[size]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,UnaryExpression[MINUS,IntegerLiteral[10LL]],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[5]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[4],IdentifierExpression[size]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,UnaryExpression[MINUS,IntegerLiteral[8LL]],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[4]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[3],IdentifierExpression[size]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,UnaryExpression[MINUS,IntegerLiteral[6LL]],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[2],IdentifierExpression[size]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,UnaryExpression[MINUS,IntegerLiteral[4LL]],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[2]]]],BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[size]],BinaryExpression[COMPGEQ,BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,UnaryExpression[MINUS,IntegerLiteral[2LL]],CastExpression[ACSLType[long long],IdentifierExpression[i]]],CastExpression[ACSLType[long long],IdentifierExpression[size]]],IntegerLiteral[0LL]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[1]]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]]]]] VAL [\old(size)=0, arr={-1:0}, e1=0, e2=0, f={0:0}, i=0, i=0, i=0, i=1, j=0, n1=0, n2=0, n=0, size=0, tmp1=0, tmp2=0] - 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: 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: 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: 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: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 59]: 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: 61]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 63]: 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: 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: 68]: 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: 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: 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: 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: 83]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 85]: 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: 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: 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: 92]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 93]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 95]: 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: 97]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 98]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 101]: 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 invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 103]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 104]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 105]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 106]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 107]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 108]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 109]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 110]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 111]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 112]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 114]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 118]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 120]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 121]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 122]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 123]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 124]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 125]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 135]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 136]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 137]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 138]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 139]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 140]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 141]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 142]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 167]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 168]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 172]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 174]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 145]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 146]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 149]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 150]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 151]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 153]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 161]: 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: 153]: 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: 154]: 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: 155]: 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 7 procedures, 314 locations, 168 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: 28.5s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 27.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 475 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 268 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 123 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1992 IncrementalHoareTripleChecker+Invalid, 2115 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 123 mSolverCounterUnsat, 28 mSDtfsCounter, 1992 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=378occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1118 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-31 16:09:31,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE