./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --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/goblint-regression/09-regions_18-nested_rc.i -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 bf117fc0bf8ae8b9ef4bb89156c7168763fcd2ba3d8567cd686924f85ad04dca --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:08:39,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:08:39,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:08:39,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:08:39,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:08:39,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:08:39,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:08:39,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:08:39,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:08:39,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:08:39,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:08:39,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:08:39,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:08:39,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:08:39,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:08:39,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:08:39,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:08:39,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:08:39,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:08:39,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:08:39,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:08:39,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:08:39,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:08:39,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:08:39,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:08:39,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:08:39,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:08:39,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:08:39,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:08:39,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:08:39,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:08:39,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:08:39,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:08:39,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:08:39,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:08:39,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:08:39,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:08:39,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:08:39,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:08:39,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:08:39,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:08:39,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:08:39,212 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:08:39,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:08:39,213 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:08:39,214 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:08:39,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:08:39,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:08:39,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:08:39,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:08:39,215 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:08:39,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:08:39,216 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:08:39,216 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:08:39,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:08:39,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:08:39,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:08:39,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:08:39,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:08:39,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:08:39,217 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:08:39,217 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:08:39,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:08:39,218 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:08:39,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:08:39,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:08:39,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:08:39,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:08:39,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:08:39,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:08:39,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:08:39,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:08:39,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:08:39,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:08:39,219 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:08:39,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:08:39,220 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:08:39,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:08:39,220 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:08:39,220 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf117fc0bf8ae8b9ef4bb89156c7168763fcd2ba3d8567cd686924f85ad04dca Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:08:39,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:08:39,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:08:39,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:08:39,472 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:08:39,472 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:08:39,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2023-08-29 09:08:40,382 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:08:40,603 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:08:40,604 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2023-08-29 09:08:40,617 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ee271007/b50639e6ca93428fbb7a309aae51aaa1/FLAGf053d3252 [2023-08-29 09:08:40,641 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ee271007/b50639e6ca93428fbb7a309aae51aaa1 [2023-08-29 09:08:40,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:08:40,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:08:40,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:08:40,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:08:40,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:08:40,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:08:40" (1/1) ... [2023-08-29 09:08:40,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad905a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:40, skipping insertion in model container [2023-08-29 09:08:40,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:08:40" (1/1) ... [2023-08-29 09:08:40,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:08:40,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:08:41,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:08:41,095 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:08:41,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:08:41,169 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:08:41,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41 WrapperNode [2023-08-29 09:08:41,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:08:41,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:08:41,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:08:41,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:08:41,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,219 INFO L138 Inliner]: procedures = 370, calls = 29, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 228 [2023-08-29 09:08:41,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:08:41,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:08:41,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:08:41,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:08:41,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,261 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:08:41,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:08:41,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:08:41,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:08:41,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (1/1) ... [2023-08-29 09:08:41,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:08:41,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:08:41,305 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 09:08:41,326 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 09:08:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:08:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 09:08:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:08:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:08:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:08:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:08:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:08:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:08:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 09:08:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:08:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:08:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:08:41,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:08:41,333 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 09:08:41,472 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:08:41,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:08:41,867 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:08:41,875 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:08:41,876 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-29 09:08:41,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:08:41 BoogieIcfgContainer [2023-08-29 09:08:41,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:08:41,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:08:41,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:08:41,882 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:08:41,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:08:40" (1/3) ... [2023-08-29 09:08:41,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78e37a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:08:41, skipping insertion in model container [2023-08-29 09:08:41,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:41" (2/3) ... [2023-08-29 09:08:41,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78e37a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:08:41, skipping insertion in model container [2023-08-29 09:08:41,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:08:41" (3/3) ... [2023-08-29 09:08:41,884 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_18-nested_rc.i [2023-08-29 09:08:41,890 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:08:41,895 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:08:41,896 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-29 09:08:41,896 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:08:41,981 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 09:08:41,987 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:08:41,991 INFO L158 Benchmark]: Toolchain (without parser) took 1346.12ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 50.0MB in the beginning and 62.6MB in the end (delta: -12.6MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-08-29 09:08:41,992 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:08:41,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.16ms. Allocated memory is still 75.5MB. Free memory was 49.8MB in the beginning and 29.6MB in the end (delta: 20.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-08-29 09:08:41,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.70ms. Allocated memory is still 75.5MB. Free memory was 29.6MB in the beginning and 52.0MB in the end (delta: -22.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-08-29 09:08:41,994 INFO L158 Benchmark]: Boogie Preprocessor took 45.87ms. Allocated memory is still 75.5MB. Free memory was 52.0MB in the beginning and 48.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:08:41,994 INFO L158 Benchmark]: RCFGBuilder took 611.80ms. Allocated memory is still 75.5MB. Free memory was 48.6MB in the beginning and 39.7MB in the end (delta: 8.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-29 09:08:41,995 INFO L158 Benchmark]: TraceAbstraction took 110.76ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 38.8MB in the beginning and 62.6MB in the end (delta: -23.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-08-29 09:08:42,000 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 is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.16ms. Allocated memory is still 75.5MB. Free memory was 49.8MB in the beginning and 29.6MB in the end (delta: 20.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.70ms. Allocated memory is still 75.5MB. Free memory was 29.6MB in the beginning and 52.0MB in the end (delta: -22.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.87ms. Allocated memory is still 75.5MB. Free memory was 52.0MB in the beginning and 48.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 611.80ms. Allocated memory is still 75.5MB. Free memory was 48.6MB in the beginning and 39.7MB in the end (delta: 8.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 110.76ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 38.8MB in the beginning and 62.6MB in the end (delta: -23.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:08:42,019 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/goblint-regression/09-regions_18-nested_rc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.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 bf117fc0bf8ae8b9ef4bb89156c7168763fcd2ba3d8567cd686924f85ad04dca --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:08:43,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:08:43,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:08:43,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:08:43,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:08:43,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:08:43,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:08:43,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:08:43,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:08:43,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:08:43,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:08:43,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:08:43,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:08:43,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:08:43,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:08:43,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:08:43,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:08:43,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:08:43,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:08:43,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:08:43,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:08:43,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:08:43,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:08:43,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:08:43,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:08:43,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:08:43,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:08:43,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:08:43,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:08:43,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:08:43,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:08:43,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:08:43,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:08:43,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:08:43,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:08:43,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:08:43,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:08:43,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:08:43,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:08:43,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:08:43,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:08:43,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:08:43,644 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:08:43,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:08:43,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:08:43,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:08:43,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:08:43,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:08:43,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:08:43,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:08:43,647 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:08:43,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:08:43,647 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:08:43,648 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:08:43,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:08:43,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:08:43,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:08:43,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:08:43,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:08:43,648 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:08:43,649 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:08:43,649 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:08:43,649 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:08:43,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:08:43,649 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:08:43,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:08:43,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:08:43,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:08:43,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:08:43,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:08:43,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:08:43,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:08:43,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:08:43,651 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:08:43,651 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:08:43,651 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:08:43,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:08:43,651 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:08:43,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:08:43,652 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:08:43,652 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:08:43,652 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf117fc0bf8ae8b9ef4bb89156c7168763fcd2ba3d8567cd686924f85ad04dca Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:08:43,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:08:43,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:08:43,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:08:43,901 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:08:43,901 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:08:43,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2023-08-29 09:08:44,862 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:08:45,103 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:08:45,106 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2023-08-29 09:08:45,130 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc60ec449/9d5a06404051447db8237a740a69d9f1/FLAG5293dcbc0 [2023-08-29 09:08:45,139 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc60ec449/9d5a06404051447db8237a740a69d9f1 [2023-08-29 09:08:45,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:08:45,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:08:45,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:08:45,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:08:45,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:08:45,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2623b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45, skipping insertion in model container [2023-08-29 09:08:45,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:08:45,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:08:45,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:08:45,600 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:08:45,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:08:45,707 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:08:45,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45 WrapperNode [2023-08-29 09:08:45,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:08:45,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:08:45,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:08:45,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:08:45,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,760 INFO L138 Inliner]: procedures = 373, calls = 29, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 227 [2023-08-29 09:08:45,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:08:45,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:08:45,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:08:45,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:08:45,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,821 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:08:45,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:08:45,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:08:45,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:08:45,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (1/1) ... [2023-08-29 09:08:45,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:08:45,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:08:45,859 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 09:08:45,865 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 09:08:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:08:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:08:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 09:08:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:08:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:08:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:08:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:08:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:08:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 09:08:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:08:45,893 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:08:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:08:45,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:08:45,894 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 09:08:46,016 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:08:46,020 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:08:46,477 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:08:46,483 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:08:46,486 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-29 09:08:46,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:08:46 BoogieIcfgContainer [2023-08-29 09:08:46,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:08:46,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:08:46,489 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:08:46,491 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:08:46,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:08:45" (1/3) ... [2023-08-29 09:08:46,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd2ad5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:08:46, skipping insertion in model container [2023-08-29 09:08:46,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:08:45" (2/3) ... [2023-08-29 09:08:46,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd2ad5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:08:46, skipping insertion in model container [2023-08-29 09:08:46,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:08:46" (3/3) ... [2023-08-29 09:08:46,493 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_18-nested_rc.i [2023-08-29 09:08:46,498 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:08:46,504 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:08:46,504 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-29 09:08:46,504 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:08:46,594 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 09:08:46,598 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:08:46,602 INFO L158 Benchmark]: Toolchain (without parser) took 1455.80ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 52.7MB in the beginning and 57.4MB in the end (delta: -4.7MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-08-29 09:08:46,603 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 40.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:08:46,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 561.40ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 48.8MB in the end (delta: 3.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-08-29 09:08:46,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.17ms. Allocated memory is still 77.6MB. Free memory was 48.8MB in the beginning and 44.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:08:46,604 INFO L158 Benchmark]: Boogie Preprocessor took 67.49ms. Allocated memory is still 77.6MB. Free memory was 44.6MB in the beginning and 40.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:08:46,604 INFO L158 Benchmark]: RCFGBuilder took 654.74ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 40.4MB in the beginning and 58.8MB in the end (delta: -18.4MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-08-29 09:08:46,605 INFO L158 Benchmark]: TraceAbstraction took 110.95ms. Allocated memory is still 94.4MB. Free memory was 58.3MB in the beginning and 57.4MB in the end (delta: 915.1kB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-29 09:08:46,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 40.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 561.40ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 48.8MB in the end (delta: 3.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.17ms. Allocated memory is still 77.6MB. Free memory was 48.8MB in the beginning and 44.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.49ms. Allocated memory is still 77.6MB. Free memory was 44.6MB in the beginning and 40.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 654.74ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 40.4MB in the beginning and 58.8MB in the end (delta: -18.4MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * TraceAbstraction took 110.95ms. Allocated memory is still 94.4MB. Free memory was 58.3MB in the beginning and 57.4MB in the end (delta: 915.1kB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:08:46,624 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: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE