./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/fibonacci.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/fibonacci.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 19:00:12,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 19:00:12,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 19:00:12,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 19:00:12,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 19:00:12,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 19:00:12,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 19:00:12,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 19:00:12,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 19:00:12,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 19:00:12,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 19:00:12,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 19:00:12,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 19:00:12,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 19:00:12,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 19:00:12,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 19:00:12,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 19:00:12,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 19:00:12,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 19:00:12,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 19:00:12,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 19:00:12,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 19:00:12,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 19:00:12,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 19:00:12,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 19:00:12,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 19:00:12,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 19:00:12,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 19:00:12,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 19:00:12,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 19:00:12,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 19:00:12,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 19:00:12,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 19:00:12,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 19:00:12,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 19:00:12,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 19:00:12,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 19:00:12,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 19:00:12,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 19:00:12,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 19:00:12,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 19:00:12,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 19:00:12,960 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 19:00:12,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 19:00:12,961 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 19:00:12,961 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 19:00:12,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 19:00:12,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 19:00:12,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 19:00:12,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 19:00:12,962 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 19:00:12,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 19:00:12,963 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 19:00:12,963 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 19:00:12,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 19:00:12,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 19:00:12,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 19:00:12,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 19:00:12,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 19:00:12,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 19:00:12,964 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 19:00:12,964 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 19:00:12,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 19:00:12,965 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 19:00:12,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 19:00:12,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 19:00:12,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 19:00:12,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 19:00:12,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:00:12,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 19:00:12,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 19:00:12,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 19:00:12,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 19:00:12,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 19:00:12,967 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 19:00:12,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 19:00:12,967 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 19:00:12,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 19:00:12,967 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 19:00:12,967 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f56768e1b40ef6b1b210f9cfb796e99d1f27ee48ed204adfea165b19bcc995e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 19:00:13,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 19:00:13,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 19:00:13,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 19:00:13,197 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 19:00:13,198 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 19:00:13,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/fibonacci.wvr.c [2023-08-29 19:00:14,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 19:00:14,313 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 19:00:14,313 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/fibonacci.wvr.c [2023-08-29 19:00:14,317 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d84345a5/06c53b933cb34f82a0df83b7ee572a07/FLAG3fb4e50b2 [2023-08-29 19:00:14,327 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d84345a5/06c53b933cb34f82a0df83b7ee572a07 [2023-08-29 19:00:14,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 19:00:14,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 19:00:14,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 19:00:14,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 19:00:14,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 19:00:14,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8944b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14, skipping insertion in model container [2023-08-29 19:00:14,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 19:00:14,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 19:00:14,476 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/fibonacci.wvr.c[2330,2343] [2023-08-29 19:00:14,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:00:14,486 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 19:00:14,502 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/fibonacci.wvr.c[2330,2343] [2023-08-29 19:00:14,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:00:14,513 INFO L208 MainTranslator]: Completed translation [2023-08-29 19:00:14,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14 WrapperNode [2023-08-29 19:00:14,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 19:00:14,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 19:00:14,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 19:00:14,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 19:00:14,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,547 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 271 [2023-08-29 19:00:14,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 19:00:14,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 19:00:14,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 19:00:14,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 19:00:14,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,565 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 19:00:14,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 19:00:14,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 19:00:14,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 19:00:14,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (1/1) ... [2023-08-29 19:00:14,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:00:14,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 19:00:14,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 19:00:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 19:00:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 19:00:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 19:00:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 19:00:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 19:00:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 19:00:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 19:00:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 19:00:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 19:00:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 19:00:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 19:00:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 19:00:14,636 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 19:00:14,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 19:00:14,760 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 19:00:14,774 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 19:00:15,142 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 19:00:15,150 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 19:00:15,150 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 19:00:15,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:00:15 BoogieIcfgContainer [2023-08-29 19:00:15,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 19:00:15,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 19:00:15,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 19:00:15,155 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 19:00:15,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:00:14" (1/3) ... [2023-08-29 19:00:15,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fea44dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:00:15, skipping insertion in model container [2023-08-29 19:00:15,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:14" (2/3) ... [2023-08-29 19:00:15,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fea44dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:00:15, skipping insertion in model container [2023-08-29 19:00:15,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:00:15" (3/3) ... [2023-08-29 19:00:15,157 INFO L112 eAbstractionObserver]: Analyzing ICFG fibonacci.wvr.c [2023-08-29 19:00:15,162 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 19:00:15,168 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 19:00:15,168 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2023-08-29 19:00:15,168 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 19:00:15,254 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 19:00:15,294 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 322 places, 330 transitions, 676 flow [2023-08-29 19:00:15,373 INFO L130 PetriNetUnfolder]: 15/328 cut-off events. [2023-08-29 19:00:15,374 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:00:15,383 INFO L83 FinitePrefix]: Finished finitePrefix Result has 337 conditions, 328 events. 15/328 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 608 event pairs, 0 based on Foata normal form. 0/280 useless extension candidates. Maximal degree in co-relation 202. Up to 2 conditions per place. [2023-08-29 19:00:15,384 INFO L82 GeneralOperation]: Start removeDead. Operand has 322 places, 330 transitions, 676 flow [2023-08-29 19:00:15,389 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 306 places, 313 transitions, 638 flow [2023-08-29 19:00:15,397 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 19:00:15,403 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 306 places, 313 transitions, 638 flow [2023-08-29 19:00:15,405 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 306 places, 313 transitions, 638 flow [2023-08-29 19:00:15,406 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 306 places, 313 transitions, 638 flow [2023-08-29 19:00:15,457 INFO L130 PetriNetUnfolder]: 14/313 cut-off events. [2023-08-29 19:00:15,457 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:00:15,459 INFO L83 FinitePrefix]: Finished finitePrefix Result has 322 conditions, 313 events. 14/313 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 551 event pairs, 0 based on Foata normal form. 0/267 useless extension candidates. Maximal degree in co-relation 202. Up to 2 conditions per place. [2023-08-29 19:00:15,466 INFO L119 LiptonReduction]: Number of co-enabled transitions 20880 [2023-08-29 19:00:22,192 INFO L134 LiptonReduction]: Checked pairs total: 24046 [2023-08-29 19:00:22,192 INFO L136 LiptonReduction]: Total number of compositions: 413 [2023-08-29 19:00:22,211 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 19:00:22,217 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=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@65d4fed5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 19:00:22,218 INFO L358 AbstractCegarLoop]: Starting to check reachability of 53 error locations. [2023-08-29 19:00:22,220 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 19:00:22,220 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 19:00:22,220 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:00:22,220 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 19:00:22,221 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-08-29 19:00:22,224 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:00:22,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1288, now seen corresponding path program 1 times [2023-08-29 19:00:22,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:00:22,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424092533] [2023-08-29 19:00:22,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:00:22,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:00:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:00:22,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:00:22,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:00:22,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424092533] [2023-08-29 19:00:22,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424092533] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:00:22,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:00:22,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 19:00:22,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935246409] [2023-08-29 19:00:22,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:00:22,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 19:00:22,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:00:22,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 19:00:22,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 19:00:22,356 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 743 [2023-08-29 19:00:22,361 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 53 transitions, 118 flow. Second operand has 2 states, 2 states have (on average 313.5) internal successors, (627), 2 states have internal predecessors, (627), 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) [2023-08-29 19:00:22,361 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:00:22,361 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 743 [2023-08-29 19:00:22,362 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:00:22,439 INFO L130 PetriNetUnfolder]: 72/144 cut-off events. [2023-08-29 19:00:22,440 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2023-08-29 19:00:22,440 INFO L83 FinitePrefix]: Finished finitePrefix Result has 281 conditions, 144 events. 72/144 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 521 event pairs, 38 based on Foata normal form. 35/139 useless extension candidates. Maximal degree in co-relation 228. Up to 119 conditions per place. [2023-08-29 19:00:22,442 INFO L137 encePairwiseOnDemand]: 712/743 looper letters, 13 selfloop transitions, 0 changer transitions 1/22 dead transitions. [2023-08-29 19:00:22,443 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 22 transitions, 84 flow [2023-08-29 19:00:22,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 19:00:22,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 19:00:22,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 671 transitions. [2023-08-29 19:00:22,457 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4515477792732167 [2023-08-29 19:00:22,458 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 671 transitions. [2023-08-29 19:00:22,458 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 671 transitions. [2023-08-29 19:00:22,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:00:22,463 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 671 transitions. [2023-08-29 19:00:22,467 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 335.5) internal successors, (671), 2 states have internal predecessors, (671), 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) [2023-08-29 19:00:22,471 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 743.0) internal successors, (2229), 3 states have internal predecessors, (2229), 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) [2023-08-29 19:00:22,472 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 743.0) internal successors, (2229), 3 states have internal predecessors, (2229), 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) [2023-08-29 19:00:22,473 INFO L175 Difference]: Start difference. First operand has 56 places, 53 transitions, 118 flow. Second operand 2 states and 671 transitions. [2023-08-29 19:00:22,474 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 22 transitions, 84 flow [2023-08-29 19:00:22,476 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 24 places, 22 transitions, 76 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:00:22,477 INFO L231 Difference]: Finished difference. Result has 24 places, 21 transitions, 45 flow [2023-08-29 19:00:22,478 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=743, PETRI_DIFFERENCE_MINUEND_FLOW=48, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=45, PETRI_PLACES=24, PETRI_TRANSITIONS=21} [2023-08-29 19:00:22,481 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, -32 predicate places. [2023-08-29 19:00:22,481 INFO L495 AbstractCegarLoop]: Abstraction has has 24 places, 21 transitions, 45 flow [2023-08-29 19:00:22,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 313.5) internal successors, (627), 2 states have internal predecessors, (627), 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) [2023-08-29 19:00:22,482 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:00:22,482 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-29 19:00:22,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 19:00:22,483 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-08-29 19:00:22,483 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:00:22,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1267789810, now seen corresponding path program 1 times [2023-08-29 19:00:22,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:00:22,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999685913] [2023-08-29 19:00:22,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:00:22,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:00:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:00:22,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:00:22,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:00:22,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999685913] [2023-08-29 19:00:22,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999685913] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:00:22,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:00:22,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:00:22,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091616739] [2023-08-29 19:00:22,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:00:22,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:00:22,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:00:22,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:00:22,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:00:22,578 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 743 [2023-08-29 19:00:22,579 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 21 transitions, 45 flow. Second operand has 3 states, 3 states have (on average 307.3333333333333) internal successors, (922), 3 states have internal predecessors, (922), 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) [2023-08-29 19:00:22,580 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:00:22,580 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 743 [2023-08-29 19:00:22,580 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:00:22,607 INFO L130 PetriNetUnfolder]: 96/183 cut-off events. [2023-08-29 19:00:22,607 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-29 19:00:22,607 INFO L83 FinitePrefix]: Finished finitePrefix Result has 359 conditions, 183 events. 96/183 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 594 event pairs, 32 based on Foata normal form. 0/159 useless extension candidates. Maximal degree in co-relation 356. Up to 162 conditions per place. [2023-08-29 19:00:22,608 INFO L137 encePairwiseOnDemand]: 739/743 looper letters, 18 selfloop transitions, 2 changer transitions 0/24 dead transitions. [2023-08-29 19:00:22,608 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 23 places, 24 transitions, 92 flow [2023-08-29 19:00:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:00:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:00:22,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 940 transitions. [2023-08-29 19:00:22,610 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4217137729923733 [2023-08-29 19:00:22,611 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 940 transitions. [2023-08-29 19:00:22,611 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 940 transitions. [2023-08-29 19:00:22,611 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:00:22,611 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 940 transitions. [2023-08-29 19:00:22,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 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) [2023-08-29 19:00:22,615 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 743.0) internal successors, (2972), 4 states have internal predecessors, (2972), 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) [2023-08-29 19:00:22,616 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 743.0) internal successors, (2972), 4 states have internal predecessors, (2972), 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) [2023-08-29 19:00:22,617 INFO L175 Difference]: Start difference. First operand has 24 places, 21 transitions, 45 flow. Second operand 3 states and 940 transitions. [2023-08-29 19:00:22,617 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 23 places, 24 transitions, 92 flow [2023-08-29 19:00:22,617 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 24 transitions, 92 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:00:22,617 INFO L231 Difference]: Finished difference. Result has 24 places, 21 transitions, 55 flow [2023-08-29 19:00:22,618 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=743, PETRI_DIFFERENCE_MINUEND_FLOW=41, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=55, PETRI_PLACES=24, PETRI_TRANSITIONS=21} [2023-08-29 19:00:22,618 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, -32 predicate places. [2023-08-29 19:00:22,618 INFO L495 AbstractCegarLoop]: Abstraction has has 24 places, 21 transitions, 55 flow [2023-08-29 19:00:22,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 307.3333333333333) internal successors, (922), 3 states have internal predecessors, (922), 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) [2023-08-29 19:00:22,619 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:00:22,619 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-08-29 19:00:22,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 19:00:22,620 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-08-29 19:00:22,620 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:00:22,620 INFO L85 PathProgramCache]: Analyzing trace with hash 646789623, now seen corresponding path program 1 times [2023-08-29 19:00:22,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:00:22,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18254056] [2023-08-29 19:00:22,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:00:22,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:00:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:00:22,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:00:22,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:00:22,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18254056] [2023-08-29 19:00:22,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18254056] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:00:22,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:00:22,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:00:22,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009091283] [2023-08-29 19:00:22,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:00:22,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:00:22,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:00:22,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:00:22,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:00:22,689 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 299 out of 743 [2023-08-29 19:00:22,690 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 21 transitions, 55 flow. Second operand has 3 states, 3 states have (on average 300.3333333333333) internal successors, (901), 3 states have internal predecessors, (901), 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) [2023-08-29 19:00:22,690 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:00:22,690 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 299 of 743 [2023-08-29 19:00:22,690 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:00:22,737 INFO L130 PetriNetUnfolder]: 66/136 cut-off events. [2023-08-29 19:00:22,737 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-29 19:00:22,738 INFO L83 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 136 events. 66/136 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 493 event pairs, 43 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 271. Up to 114 conditions per place. [2023-08-29 19:00:22,738 INFO L137 encePairwiseOnDemand]: 741/743 looper letters, 12 selfloop transitions, 1 changer transitions 0/20 dead transitions. [2023-08-29 19:00:22,738 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 20 transitions, 79 flow [2023-08-29 19:00:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:00:22,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:00:22,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 911 transitions. [2023-08-29 19:00:22,740 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4087034544638852 [2023-08-29 19:00:22,740 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 911 transitions. [2023-08-29 19:00:22,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 911 transitions. [2023-08-29 19:00:22,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:00:22,741 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 911 transitions. [2023-08-29 19:00:22,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 303.6666666666667) internal successors, (911), 3 states have internal predecessors, (911), 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) [2023-08-29 19:00:22,745 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 743.0) internal successors, (2972), 4 states have internal predecessors, (2972), 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) [2023-08-29 19:00:22,746 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 743.0) internal successors, (2972), 4 states have internal predecessors, (2972), 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) [2023-08-29 19:00:22,746 INFO L175 Difference]: Start difference. First operand has 24 places, 21 transitions, 55 flow. Second operand 3 states and 911 transitions. [2023-08-29 19:00:22,746 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 20 transitions, 79 flow [2023-08-29 19:00:22,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 20 transitions, 79 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:00:22,746 INFO L231 Difference]: Finished difference. Result has 25 places, 20 transitions, 55 flow [2023-08-29 19:00:22,747 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=743, PETRI_DIFFERENCE_MINUEND_FLOW=53, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=55, PETRI_PLACES=25, PETRI_TRANSITIONS=20} [2023-08-29 19:00:22,747 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, -31 predicate places. [2023-08-29 19:00:22,750 INFO L495 AbstractCegarLoop]: Abstraction has has 25 places, 20 transitions, 55 flow [2023-08-29 19:00:22,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 300.3333333333333) internal successors, (901), 3 states have internal predecessors, (901), 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) [2023-08-29 19:00:22,750 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:00:22,750 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:00:22,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 19:00:22,751 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-08-29 19:00:22,751 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:00:22,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1053051671, now seen corresponding path program 1 times [2023-08-29 19:00:22,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:00:22,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856810042] [2023-08-29 19:00:22,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:00:22,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:00:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:00:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:00:22,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:00:22,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856810042] [2023-08-29 19:00:22,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856810042] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:00:22,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:00:22,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:00:22,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327814072] [2023-08-29 19:00:22,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:00:22,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:00:22,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:00:22,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:00:22,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:00:22,825 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 299 out of 743 [2023-08-29 19:00:22,825 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 25 places, 20 transitions, 55 flow. Second operand has 3 states, 3 states have (on average 301.0) internal successors, (903), 3 states have internal predecessors, (903), 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) [2023-08-29 19:00:22,826 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:00:22,826 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 299 of 743 [2023-08-29 19:00:22,826 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:00:22,850 INFO L130 PetriNetUnfolder]: 66/132 cut-off events. [2023-08-29 19:00:22,850 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-29 19:00:22,850 INFO L83 FinitePrefix]: Finished finitePrefix Result has 273 conditions, 132 events. 66/132 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 446 event pairs, 43 based on Foata normal form. 0/96 useless extension candidates. Maximal degree in co-relation 268. Up to 114 conditions per place. [2023-08-29 19:00:22,850 INFO L137 encePairwiseOnDemand]: 741/743 looper letters, 0 selfloop transitions, 0 changer transitions 19/19 dead transitions. [2023-08-29 19:00:22,850 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 26 places, 19 transitions, 79 flow [2023-08-29 19:00:22,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:00:22,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:00:22,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 911 transitions. [2023-08-29 19:00:22,852 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4087034544638852 [2023-08-29 19:00:22,852 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 911 transitions. [2023-08-29 19:00:22,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 911 transitions. [2023-08-29 19:00:22,853 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:00:22,853 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 911 transitions. [2023-08-29 19:00:22,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 303.6666666666667) internal successors, (911), 3 states have internal predecessors, (911), 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) [2023-08-29 19:00:22,857 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 743.0) internal successors, (2972), 4 states have internal predecessors, (2972), 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) [2023-08-29 19:00:22,858 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 743.0) internal successors, (2972), 4 states have internal predecessors, (2972), 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) [2023-08-29 19:00:22,858 INFO L175 Difference]: Start difference. First operand has 25 places, 20 transitions, 55 flow. Second operand 3 states and 911 transitions. [2023-08-29 19:00:22,858 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 26 places, 19 transitions, 79 flow [2023-08-29 19:00:22,859 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 19 transitions, 78 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:00:22,859 INFO L231 Difference]: Finished difference. Result has 25 places, 0 transitions, 0 flow [2023-08-29 19:00:22,859 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=743, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=25, PETRI_TRANSITIONS=0} [2023-08-29 19:00:22,860 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, -31 predicate places. [2023-08-29 19:00:22,860 INFO L495 AbstractCegarLoop]: Abstraction has has 25 places, 0 transitions, 0 flow [2023-08-29 19:00:22,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.0) internal successors, (903), 3 states have internal predecessors, (903), 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) [2023-08-29 19:00:22,863 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (52 of 53 remaining) [2023-08-29 19:00:22,863 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (51 of 53 remaining) [2023-08-29 19:00:22,863 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (50 of 53 remaining) [2023-08-29 19:00:22,863 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (49 of 53 remaining) [2023-08-29 19:00:22,863 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (48 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (47 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (46 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (45 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (44 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (43 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (42 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (41 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (40 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (39 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (38 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (37 of 53 remaining) [2023-08-29 19:00:22,864 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (36 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (35 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (34 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (33 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (32 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (31 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (30 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (29 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (28 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (27 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (26 of 53 remaining) [2023-08-29 19:00:22,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (25 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (24 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (23 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (22 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (21 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (20 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (17 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (16 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (15 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (14 of 53 remaining) [2023-08-29 19:00:22,866 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (13 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (12 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (11 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (10 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (9 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (8 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (7 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (6 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (5 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (4 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (3 of 53 remaining) [2023-08-29 19:00:22,867 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (2 of 53 remaining) [2023-08-29 19:00:22,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (1 of 53 remaining) [2023-08-29 19:00:22,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (0 of 53 remaining) [2023-08-29 19:00:22,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 19:00:22,868 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-08-29 19:00:22,871 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 19:00:22,871 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 19:00:22,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 07:00:22 BasicIcfg [2023-08-29 19:00:22,873 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 19:00:22,874 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 19:00:22,874 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 19:00:22,874 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 19:00:22,874 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:00:15" (3/4) ... [2023-08-29 19:00:22,875 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 19:00:22,879 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 19:00:22,879 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 19:00:22,882 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-08-29 19:00:22,882 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 19:00:22,882 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 19:00:22,882 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 19:00:22,922 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 19:00:22,922 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 19:00:22,922 INFO L158 Benchmark]: Toolchain (without parser) took 8592.11ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 48.8MB in the beginning and 45.3MB in the end (delta: 3.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2023-08-29 19:00:22,922 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 19:00:22,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.17ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 36.9MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 19:00:22,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.75ms. Allocated memory is still 73.4MB. Free memory was 36.9MB in the beginning and 52.4MB in the end (delta: -15.6MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-08-29 19:00:22,923 INFO L158 Benchmark]: Boogie Preprocessor took 20.21ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 50.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 19:00:22,923 INFO L158 Benchmark]: RCFGBuilder took 583.69ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 47.8MB in the end (delta: 2.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-08-29 19:00:22,923 INFO L158 Benchmark]: TraceAbstraction took 7720.15ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 47.2MB in the beginning and 49.5MB in the end (delta: -2.4MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2023-08-29 19:00:22,923 INFO L158 Benchmark]: Witness Printer took 48.16ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 45.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:00:22,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.17ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 36.9MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.75ms. Allocated memory is still 73.4MB. Free memory was 36.9MB in the beginning and 52.4MB in the end (delta: -15.6MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.21ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 50.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 583.69ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 47.8MB in the end (delta: 2.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7720.15ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 47.2MB in the beginning and 49.5MB in the end (delta: -2.4MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Witness Printer took 48.16ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 45.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6.8s, 306 PlacesBefore, 56 PlacesAfterwards, 313 TransitionsBefore, 53 TransitionsAfterwards, 20880 CoEnabledTransitionPairs, 9 FixpointIterations, 153 TrivialSequentialCompositions, 213 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 27 ConcurrentYvCompositions, 10 ChoiceCompositions, 413 TotalNumberOfCompositions, 24046 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 20145, independent: 19992, independent conditional: 0, independent unconditional: 19992, dependent: 153, dependent conditional: 0, dependent unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11878, independent: 11850, independent conditional: 0, independent unconditional: 11850, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 20145, independent: 8142, independent conditional: 0, independent unconditional: 8142, dependent: 125, dependent conditional: 0, dependent unconditional: 125, unknown: 11878, unknown conditional: 0, unknown unconditional: 11878] , Statistics on independence cache: Total cache size (in pairs): 145, Positive cache size: 130, Positive conditional cache size: 0, Positive unconditional cache size: 130, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 44]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 482 locations, 53 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: 7.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.9s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 124 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 52 mSDsluCounter, 33 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 99 IncrementalHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 33 mSDtfsCounter, 99 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 33 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 19:00:22,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE