./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/clever.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/clever.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 93a2fdd4bcf1d0c2ab8b4e49feeb28ec4b1782148939310f1cb0ffe97948195e --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 19:00:02,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 19:00:02,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 19:00:02,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 19:00:02,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 19:00:02,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 19:00:02,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 19:00:02,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 19:00:02,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 19:00:02,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 19:00:02,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 19:00:02,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 19:00:02,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 19:00:02,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 19:00:02,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 19:00:02,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 19:00:02,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 19:00:02,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 19:00:02,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 19:00:02,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 19:00:02,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 19:00:02,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 19:00:02,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 19:00:02,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 19:00:02,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 19:00:02,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 19:00:02,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 19:00:02,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 19:00:02,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 19:00:02,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 19:00:02,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 19:00:02,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 19:00:02,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 19:00:02,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 19:00:02,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 19:00:02,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 19:00:02,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 19:00:02,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 19:00:02,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 19:00:02,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 19:00:02,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 19:00:02,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 19:00:02,329 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 19:00:02,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 19:00:02,330 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 19:00:02,330 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 19:00:02,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 19:00:02,331 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 19:00:02,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 19:00:02,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 19:00:02,332 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 19:00:02,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 19:00:02,332 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 19:00:02,333 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 19:00:02,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 19:00:02,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 19:00:02,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 19:00:02,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 19:00:02,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 19:00:02,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 19:00:02,334 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 19:00:02,334 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 19:00:02,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 19:00:02,334 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 19:00:02,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 19:00:02,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 19:00:02,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 19:00:02,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 19:00:02,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:00:02,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 19:00:02,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 19:00:02,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 19:00:02,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 19:00:02,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 19:00:02,336 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 19:00:02,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 19:00:02,336 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 19:00:02,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 19:00:02,336 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 19:00:02,336 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93a2fdd4bcf1d0c2ab8b4e49feeb28ec4b1782148939310f1cb0ffe97948195e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 19:00:02,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 19:00:02,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 19:00:02,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 19:00:02,584 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 19:00:02,585 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 19:00:02,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/clever.wvr.c [2023-08-29 19:00:03,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 19:00:03,669 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 19:00:03,670 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/clever.wvr.c [2023-08-29 19:00:03,675 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1624c82a2/f829514389b343468359a8566a9663bf/FLAG7af664e09 [2023-08-29 19:00:03,700 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1624c82a2/f829514389b343468359a8566a9663bf [2023-08-29 19:00:03,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 19:00:03,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 19:00:03,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 19:00:03,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 19:00:03,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 19:00:03,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4feef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03, skipping insertion in model container [2023-08-29 19:00:03,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 19:00:03,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 19:00:03,862 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/clever.wvr.c[2133,2146] [2023-08-29 19:00:03,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:00:03,873 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 19:00:03,904 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/clever.wvr.c[2133,2146] [2023-08-29 19:00:03,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:00:03,921 INFO L208 MainTranslator]: Completed translation [2023-08-29 19:00:03,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03 WrapperNode [2023-08-29 19:00:03,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 19:00:03,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 19:00:03,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 19:00:03,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 19:00:03,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,969 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 155 [2023-08-29 19:00:03,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 19:00:03,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 19:00:03,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 19:00:03,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 19:00:03,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,995 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:03,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:04,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 19:00:04,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 19:00:04,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 19:00:04,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 19:00:04,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (1/1) ... [2023-08-29 19:00:04,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:00:04,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 19:00:04,051 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 19:00:04,071 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 19:00:04,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 19:00:04,076 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 19:00:04,076 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 19:00:04,076 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 19:00:04,076 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 19:00:04,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 19:00:04,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 19:00:04,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 19:00:04,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 19:00:04,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 19:00:04,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 19:00:04,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 19:00:04,078 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 19:00:04,177 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 19:00:04,202 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 19:00:04,434 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 19:00:04,441 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 19:00:04,441 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 19:00:04,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:00:04 BoogieIcfgContainer [2023-08-29 19:00:04,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 19:00:04,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 19:00:04,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 19:00:04,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 19:00:04,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:00:03" (1/3) ... [2023-08-29 19:00:04,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea07deb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:00:04, skipping insertion in model container [2023-08-29 19:00:04,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:00:03" (2/3) ... [2023-08-29 19:00:04,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea07deb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:00:04, skipping insertion in model container [2023-08-29 19:00:04,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:00:04" (3/3) ... [2023-08-29 19:00:04,448 INFO L112 eAbstractionObserver]: Analyzing ICFG clever.wvr.c [2023-08-29 19:00:04,452 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 19:00:04,458 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 19:00:04,458 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2023-08-29 19:00:04,458 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 19:00:04,516 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 19:00:04,547 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 270 places, 275 transitions, 566 flow [2023-08-29 19:00:04,601 INFO L130 PetriNetUnfolder]: 12/273 cut-off events. [2023-08-29 19:00:04,602 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:00:04,609 INFO L83 FinitePrefix]: Finished finitePrefix Result has 282 conditions, 273 events. 12/273 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 439 event pairs, 0 based on Foata normal form. 0/224 useless extension candidates. Maximal degree in co-relation 200. Up to 2 conditions per place. [2023-08-29 19:00:04,609 INFO L82 GeneralOperation]: Start removeDead. Operand has 270 places, 275 transitions, 566 flow [2023-08-29 19:00:04,613 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 254 places, 258 transitions, 528 flow [2023-08-29 19:00:04,615 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 19:00:04,620 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 254 places, 258 transitions, 528 flow [2023-08-29 19:00:04,622 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 254 places, 258 transitions, 528 flow [2023-08-29 19:00:04,622 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 254 places, 258 transitions, 528 flow [2023-08-29 19:00:04,665 INFO L130 PetriNetUnfolder]: 11/258 cut-off events. [2023-08-29 19:00:04,666 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:00:04,668 INFO L83 FinitePrefix]: Finished finitePrefix Result has 267 conditions, 258 events. 11/258 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 437 event pairs, 0 based on Foata normal form. 0/211 useless extension candidates. Maximal degree in co-relation 200. Up to 2 conditions per place. [2023-08-29 19:00:04,672 INFO L119 LiptonReduction]: Number of co-enabled transitions 7006 [2023-08-29 19:00:09,841 INFO L134 LiptonReduction]: Checked pairs total: 13390 [2023-08-29 19:00:09,841 INFO L136 LiptonReduction]: Total number of compositions: 328 [2023-08-29 19:00:09,850 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 19:00:09,854 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;@5ac2ea18, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 19:00:09,855 INFO L358 AbstractCegarLoop]: Starting to check reachability of 57 error locations. [2023-08-29 19:00:09,856 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 19:00:09,856 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 19:00:09,856 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:00:09,857 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 19:00:09,857 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 53 more)] === [2023-08-29 19:00:09,860 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:00:09,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1014, now seen corresponding path program 1 times [2023-08-29 19:00:09,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:00:09,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522123972] [2023-08-29 19:00:09,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:00:09,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:00:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:00:09,925 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 19:00:09,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:00:09,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522123972] [2023-08-29 19:00:09,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522123972] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:00:09,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:00:09,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 19:00:09,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772571209] [2023-08-29 19:00:09,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:00:09,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 19:00:09,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:00:09,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 19:00:09,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 19:00:09,949 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 603 [2023-08-29 19:00:09,951 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 60 transitions, 132 flow. Second operand has 2 states, 2 states have (on average 264.5) internal successors, (529), 2 states have internal predecessors, (529), 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 19:00:09,951 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:00:09,951 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 603 [2023-08-29 19:00:09,952 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:00:09,990 INFO L130 PetriNetUnfolder]: 125/243 cut-off events. [2023-08-29 19:00:09,990 INFO L131 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2023-08-29 19:00:09,990 INFO L83 FinitePrefix]: Finished finitePrefix Result has 476 conditions, 243 events. 125/243 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 889 event pairs, 87 based on Foata normal form. 1/206 useless extension candidates. Maximal degree in co-relation 418. Up to 210 conditions per place. [2023-08-29 19:00:09,992 INFO L137 encePairwiseOnDemand]: 568/603 looper letters, 19 selfloop transitions, 0 changer transitions 1/25 dead transitions. [2023-08-29 19:00:09,992 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 25 transitions, 102 flow [2023-08-29 19:00:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 19:00:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 19:00:10,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 583 transitions. [2023-08-29 19:00:10,002 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4834162520729685 [2023-08-29 19:00:10,003 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 583 transitions. [2023-08-29 19:00:10,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 583 transitions. [2023-08-29 19:00:10,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:00:10,005 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 583 transitions. [2023-08-29 19:00:10,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 291.5) internal successors, (583), 2 states have internal predecessors, (583), 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 19:00:10,013 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 603.0) internal successors, (1809), 3 states have internal predecessors, (1809), 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 19:00:10,014 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 603.0) internal successors, (1809), 3 states have internal predecessors, (1809), 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 19:00:10,015 INFO L175 Difference]: Start difference. First operand has 61 places, 60 transitions, 132 flow. Second operand 2 states and 583 transitions. [2023-08-29 19:00:10,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 25 transitions, 102 flow [2023-08-29 19:00:10,017 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 25 transitions, 94 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:00:10,018 INFO L231 Difference]: Finished difference. Result has 26 places, 24 transitions, 51 flow [2023-08-29 19:00:10,019 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=603, PETRI_DIFFERENCE_MINUEND_FLOW=54, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=51, PETRI_PLACES=26, PETRI_TRANSITIONS=24} [2023-08-29 19:00:10,022 INFO L281 CegarLoopForPetriNet]: 61 programPoint places, -35 predicate places. [2023-08-29 19:00:10,022 INFO L495 AbstractCegarLoop]: Abstraction has has 26 places, 24 transitions, 51 flow [2023-08-29 19:00:10,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 264.5) internal successors, (529), 2 states have internal predecessors, (529), 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 19:00:10,022 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:00:10,023 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-29 19:00:10,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 19:00:10,025 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 53 more)] === [2023-08-29 19:00:10,026 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:00:10,027 INFO L85 PathProgramCache]: Analyzing trace with hash 32001160, now seen corresponding path program 1 times [2023-08-29 19:00:10,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:00:10,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523255936] [2023-08-29 19:00:10,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:00:10,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:00:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:00:10,143 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 19:00:10,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:00:10,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523255936] [2023-08-29 19:00:10,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523255936] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:00:10,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:00:10,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:00:10,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940774995] [2023-08-29 19:00:10,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:00:10,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:00:10,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:00:10,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:00:10,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:00:10,159 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 257 out of 603 [2023-08-29 19:00:10,159 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 24 transitions, 51 flow. Second operand has 3 states, 3 states have (on average 258.3333333333333) internal successors, (775), 3 states have internal predecessors, (775), 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 19:00:10,160 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:00:10,160 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 257 of 603 [2023-08-29 19:00:10,160 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:00:10,197 INFO L130 PetriNetUnfolder]: 130/243 cut-off events. [2023-08-29 19:00:10,197 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-29 19:00:10,198 INFO L83 FinitePrefix]: Finished finitePrefix Result has 471 conditions, 243 events. 130/243 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 872 event pairs, 40 based on Foata normal form. 0/205 useless extension candidates. Maximal degree in co-relation 468. Up to 212 conditions per place. [2023-08-29 19:00:10,199 INFO L137 encePairwiseOnDemand]: 599/603 looper letters, 22 selfloop transitions, 2 changer transitions 0/27 dead transitions. [2023-08-29 19:00:10,199 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 27 transitions, 106 flow [2023-08-29 19:00:10,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:00:10,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:00:10,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2023-08-29 19:00:10,201 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4405749032614704 [2023-08-29 19:00:10,201 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 797 transitions. [2023-08-29 19:00:10,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 797 transitions. [2023-08-29 19:00:10,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:00:10,202 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 797 transitions. [2023-08-29 19:00:10,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 265.6666666666667) internal successors, (797), 3 states have internal predecessors, (797), 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 19:00:10,205 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 603.0) internal successors, (2412), 4 states have internal predecessors, (2412), 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 19:00:10,206 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 603.0) internal successors, (2412), 4 states have internal predecessors, (2412), 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 19:00:10,206 INFO L175 Difference]: Start difference. First operand has 26 places, 24 transitions, 51 flow. Second operand 3 states and 797 transitions. [2023-08-29 19:00:10,206 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 27 transitions, 106 flow [2023-08-29 19:00:10,207 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 27 transitions, 106 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:00:10,207 INFO L231 Difference]: Finished difference. Result has 26 places, 24 transitions, 61 flow [2023-08-29 19:00:10,207 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=603, PETRI_DIFFERENCE_MINUEND_FLOW=47, 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=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=61, PETRI_PLACES=26, PETRI_TRANSITIONS=24} [2023-08-29 19:00:10,208 INFO L281 CegarLoopForPetriNet]: 61 programPoint places, -35 predicate places. [2023-08-29 19:00:10,208 INFO L495 AbstractCegarLoop]: Abstraction has has 26 places, 24 transitions, 61 flow [2023-08-29 19:00:10,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 258.3333333333333) internal successors, (775), 3 states have internal predecessors, (775), 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 19:00:10,209 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:00:10,209 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-08-29 19:00:10,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 19:00:10,209 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 53 more)] === [2023-08-29 19:00:10,209 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:00:10,209 INFO L85 PathProgramCache]: Analyzing trace with hash 688695541, now seen corresponding path program 1 times [2023-08-29 19:00:10,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:00:10,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043123760] [2023-08-29 19:00:10,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:00:10,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:00:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:00:10,268 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 19:00:10,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:00:10,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043123760] [2023-08-29 19:00:10,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043123760] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:00:10,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:00:10,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:00:10,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593312206] [2023-08-29 19:00:10,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:00:10,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:00:10,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:00:10,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:00:10,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:00:10,283 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 603 [2023-08-29 19:00:10,283 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 24 transitions, 61 flow. Second operand has 3 states, 3 states have (on average 256.0) internal successors, (768), 3 states have internal predecessors, (768), 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 19:00:10,284 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:00:10,284 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 603 [2023-08-29 19:00:10,285 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:00:10,318 INFO L130 PetriNetUnfolder]: 130/227 cut-off events. [2023-08-29 19:00:10,318 INFO L131 PetriNetUnfolder]: For 27/27 co-relation queries the response was YES. [2023-08-29 19:00:10,319 INFO L83 FinitePrefix]: Finished finitePrefix Result has 494 conditions, 227 events. 130/227 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 715 event pairs, 81 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 490. Up to 217 conditions per place. [2023-08-29 19:00:10,319 INFO L137 encePairwiseOnDemand]: 600/603 looper letters, 17 selfloop transitions, 1 changer transitions 3/22 dead transitions. [2023-08-29 19:00:10,320 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 26 places, 22 transitions, 99 flow [2023-08-29 19:00:10,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:00:10,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:00:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 783 transitions. [2023-08-29 19:00:10,321 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43283582089552236 [2023-08-29 19:00:10,322 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 783 transitions. [2023-08-29 19:00:10,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 783 transitions. [2023-08-29 19:00:10,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:00:10,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 783 transitions. [2023-08-29 19:00:10,323 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 261.0) internal successors, (783), 3 states have internal predecessors, (783), 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 19:00:10,326 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 603.0) internal successors, (2412), 4 states have internal predecessors, (2412), 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 19:00:10,326 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 603.0) internal successors, (2412), 4 states have internal predecessors, (2412), 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 19:00:10,326 INFO L175 Difference]: Start difference. First operand has 26 places, 24 transitions, 61 flow. Second operand 3 states and 783 transitions. [2023-08-29 19:00:10,327 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 26 places, 22 transitions, 99 flow [2023-08-29 19:00:10,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 22 transitions, 99 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:00:10,328 INFO L231 Difference]: Finished difference. Result has 26 places, 19 transitions, 52 flow [2023-08-29 19:00:10,328 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=603, PETRI_DIFFERENCE_MINUEND_FLOW=57, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=52, PETRI_PLACES=26, PETRI_TRANSITIONS=19} [2023-08-29 19:00:10,329 INFO L281 CegarLoopForPetriNet]: 61 programPoint places, -35 predicate places. [2023-08-29 19:00:10,331 INFO L495 AbstractCegarLoop]: Abstraction has has 26 places, 19 transitions, 52 flow [2023-08-29 19:00:10,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 256.0) internal successors, (768), 3 states have internal predecessors, (768), 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 19:00:10,332 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:00:10,332 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:00:10,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 19:00:10,333 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 53 more)] === [2023-08-29 19:00:10,333 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:00:10,333 INFO L85 PathProgramCache]: Analyzing trace with hash -125267890, now seen corresponding path program 1 times [2023-08-29 19:00:10,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:00:10,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74539786] [2023-08-29 19:00:10,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:00:10,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:00:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:00:10,383 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 19:00:10,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:00:10,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74539786] [2023-08-29 19:00:10,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74539786] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:00:10,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:00:10,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:00:10,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670029472] [2023-08-29 19:00:10,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:00:10,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:00:10,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:00:10,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:00:10,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:00:10,407 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 603 [2023-08-29 19:00:10,408 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 19 transitions, 52 flow. Second operand has 3 states, 3 states have (on average 246.33333333333334) internal successors, (739), 3 states have internal predecessors, (739), 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 19:00:10,408 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:00:10,408 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 603 [2023-08-29 19:00:10,408 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:00:10,435 INFO L130 PetriNetUnfolder]: 118/193 cut-off events. [2023-08-29 19:00:10,436 INFO L131 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2023-08-29 19:00:10,436 INFO L83 FinitePrefix]: Finished finitePrefix Result has 445 conditions, 193 events. 118/193 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 510 event pairs, 57 based on Foata normal form. 0/169 useless extension candidates. Maximal degree in co-relation 440. Up to 164 conditions per place. [2023-08-29 19:00:10,436 INFO L137 encePairwiseOnDemand]: 599/603 looper letters, 0 selfloop transitions, 0 changer transitions 27/27 dead transitions. [2023-08-29 19:00:10,436 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 24 places, 27 transitions, 127 flow [2023-08-29 19:00:10,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:00:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:00:10,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 758 transitions. [2023-08-29 19:00:10,438 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41901603095632944 [2023-08-29 19:00:10,438 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 758 transitions. [2023-08-29 19:00:10,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 758 transitions. [2023-08-29 19:00:10,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:00:10,439 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 758 transitions. [2023-08-29 19:00:10,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 252.66666666666666) internal successors, (758), 3 states have internal predecessors, (758), 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 19:00:10,442 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 603.0) internal successors, (2412), 4 states have internal predecessors, (2412), 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 19:00:10,443 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 603.0) internal successors, (2412), 4 states have internal predecessors, (2412), 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 19:00:10,443 INFO L175 Difference]: Start difference. First operand has 26 places, 19 transitions, 52 flow. Second operand 3 states and 758 transitions. [2023-08-29 19:00:10,443 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 24 places, 27 transitions, 127 flow [2023-08-29 19:00:10,444 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 27 transitions, 126 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:00:10,444 INFO L231 Difference]: Finished difference. Result has 23 places, 0 transitions, 0 flow [2023-08-29 19:00:10,444 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=603, PETRI_DIFFERENCE_MINUEND_FLOW=49, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=23, PETRI_TRANSITIONS=0} [2023-08-29 19:00:10,444 INFO L281 CegarLoopForPetriNet]: 61 programPoint places, -38 predicate places. [2023-08-29 19:00:10,445 INFO L495 AbstractCegarLoop]: Abstraction has has 23 places, 0 transitions, 0 flow [2023-08-29 19:00:10,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 246.33333333333334) internal successors, (739), 3 states have internal predecessors, (739), 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 19:00:10,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (56 of 57 remaining) [2023-08-29 19:00:10,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (55 of 57 remaining) [2023-08-29 19:00:10,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (54 of 57 remaining) [2023-08-29 19:00:10,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (53 of 57 remaining) [2023-08-29 19:00:10,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (52 of 57 remaining) [2023-08-29 19:00:10,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (51 of 57 remaining) [2023-08-29 19:00:10,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (50 of 57 remaining) [2023-08-29 19:00:10,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (49 of 57 remaining) [2023-08-29 19:00:10,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (48 of 57 remaining) [2023-08-29 19:00:10,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (47 of 57 remaining) [2023-08-29 19:00:10,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (46 of 57 remaining) [2023-08-29 19:00:10,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (45 of 57 remaining) [2023-08-29 19:00:10,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (44 of 57 remaining) [2023-08-29 19:00:10,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (43 of 57 remaining) [2023-08-29 19:00:10,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (42 of 57 remaining) [2023-08-29 19:00:10,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (41 of 57 remaining) [2023-08-29 19:00:10,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (40 of 57 remaining) [2023-08-29 19:00:10,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (39 of 57 remaining) [2023-08-29 19:00:10,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (38 of 57 remaining) [2023-08-29 19:00:10,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (37 of 57 remaining) [2023-08-29 19:00:10,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (36 of 57 remaining) [2023-08-29 19:00:10,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (35 of 57 remaining) [2023-08-29 19:00:10,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (34 of 57 remaining) [2023-08-29 19:00:10,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (33 of 57 remaining) [2023-08-29 19:00:10,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (32 of 57 remaining) [2023-08-29 19:00:10,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (31 of 57 remaining) [2023-08-29 19:00:10,463 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (30 of 57 remaining) [2023-08-29 19:00:10,463 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (29 of 57 remaining) [2023-08-29 19:00:10,463 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (28 of 57 remaining) [2023-08-29 19:00:10,463 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (27 of 57 remaining) [2023-08-29 19:00:10,463 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (26 of 57 remaining) [2023-08-29 19:00:10,463 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (25 of 57 remaining) [2023-08-29 19:00:10,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (24 of 57 remaining) [2023-08-29 19:00:10,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (23 of 57 remaining) [2023-08-29 19:00:10,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (22 of 57 remaining) [2023-08-29 19:00:10,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (21 of 57 remaining) [2023-08-29 19:00:10,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (20 of 57 remaining) [2023-08-29 19:00:10,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 57 remaining) [2023-08-29 19:00:10,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 57 remaining) [2023-08-29 19:00:10,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (17 of 57 remaining) [2023-08-29 19:00:10,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (16 of 57 remaining) [2023-08-29 19:00:10,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (15 of 57 remaining) [2023-08-29 19:00:10,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (14 of 57 remaining) [2023-08-29 19:00:10,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (13 of 57 remaining) [2023-08-29 19:00:10,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (12 of 57 remaining) [2023-08-29 19:00:10,465 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (11 of 57 remaining) [2023-08-29 19:00:10,466 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (10 of 57 remaining) [2023-08-29 19:00:10,466 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (9 of 57 remaining) [2023-08-29 19:00:10,466 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (8 of 57 remaining) [2023-08-29 19:00:10,466 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (7 of 57 remaining) [2023-08-29 19:00:10,466 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (6 of 57 remaining) [2023-08-29 19:00:10,466 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (5 of 57 remaining) [2023-08-29 19:00:10,467 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (4 of 57 remaining) [2023-08-29 19:00:10,467 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (3 of 57 remaining) [2023-08-29 19:00:10,467 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (2 of 57 remaining) [2023-08-29 19:00:10,467 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (1 of 57 remaining) [2023-08-29 19:00:10,467 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (0 of 57 remaining) [2023-08-29 19:00:10,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 19:00:10,468 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-08-29 19:00:10,471 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 19:00:10,471 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 19:00:10,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 07:00:10 BasicIcfg [2023-08-29 19:00:10,473 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 19:00:10,474 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 19:00:10,474 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 19:00:10,474 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 19:00:10,474 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:00:04" (3/4) ... [2023-08-29 19:00:10,476 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 19:00:10,479 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 19:00:10,479 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 19:00:10,482 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-08-29 19:00:10,482 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 19:00:10,483 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 19:00:10,483 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 19:00:10,507 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 19:00:10,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 19:00:10,507 INFO L158 Benchmark]: Toolchain (without parser) took 6804.44ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 44.6MB in the beginning and 86.9MB in the end (delta: -42.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-08-29 19:00:10,507 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 44.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 19:00:10,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.79ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 32.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 19:00:10,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.59ms. Allocated memory is still 67.1MB. Free memory was 32.9MB in the beginning and 31.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 19:00:10,508 INFO L158 Benchmark]: Boogie Preprocessor took 36.87ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 31.1MB in the beginning and 63.9MB in the end (delta: -32.8MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-08-29 19:00:10,508 INFO L158 Benchmark]: RCFGBuilder took 435.45ms. Allocated memory is still 83.9MB. Free memory was 63.9MB in the beginning and 42.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-29 19:00:10,509 INFO L158 Benchmark]: TraceAbstraction took 6029.32ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 42.4MB in the beginning and 91.1MB in the end (delta: -48.7MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2023-08-29 19:00:10,509 INFO L158 Benchmark]: Witness Printer took 33.21ms. Allocated memory is still 121.6MB. Free memory was 91.1MB in the beginning and 86.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:00:10,510 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 67.1MB. Free memory was 44.4MB in the beginning and 44.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.79ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 32.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.59ms. Allocated memory is still 67.1MB. Free memory was 32.9MB in the beginning and 31.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.87ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 31.1MB in the beginning and 63.9MB in the end (delta: -32.8MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * RCFGBuilder took 435.45ms. Allocated memory is still 83.9MB. Free memory was 63.9MB in the beginning and 42.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 6029.32ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 42.4MB in the beginning and 91.1MB in the end (delta: -48.7MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * Witness Printer took 33.21ms. Allocated memory is still 121.6MB. Free memory was 91.1MB in the beginning and 86.9MB in the end (delta: 4.2MB). 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: 5.2s, 254 PlacesBefore, 61 PlacesAfterwards, 258 TransitionsBefore, 60 TransitionsAfterwards, 7006 CoEnabledTransitionPairs, 9 FixpointIterations, 184 TrivialSequentialCompositions, 119 ConcurrentSequentialCompositions, 12 TrivialYvCompositions, 8 ConcurrentYvCompositions, 5 ChoiceCompositions, 328 TotalNumberOfCompositions, 13390 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 8569, independent: 8309, independent conditional: 0, independent unconditional: 8309, dependent: 260, dependent conditional: 0, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4292, independent: 4247, independent conditional: 0, independent unconditional: 4247, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8569, independent: 4062, independent conditional: 0, independent unconditional: 4062, dependent: 215, dependent conditional: 0, dependent unconditional: 215, unknown: 4292, unknown conditional: 0, unknown unconditional: 4292] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 207, Positive conditional cache size: 0, Positive unconditional cache size: 207, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 44]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 44]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: 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: 72]: 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: 72]: 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: 72]: 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: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: 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: 80]: 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, 355 locations, 57 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: 5.9s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 134 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 61 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 38 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 127 IncrementalHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 38 mSolverCounterUnsat, 26 mSDtfsCounter, 127 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=132occurred 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, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 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 37 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 19:00:10,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE