./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.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/pthread-ext/40_barrier_vf-b.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 7e4eda3d9731a5d805cffabe3eaaa057ba5ed6235ab584548c3730cf4f9dedf3 --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 04:00:36,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 04:00:36,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 04:00:36,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 04:00:36,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 04:00:36,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 04:00:36,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 04:00:36,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 04:00:36,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 04:00:36,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 04:00:36,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 04:00:36,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 04:00:36,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 04:00:36,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 04:00:36,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 04:00:36,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 04:00:36,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 04:00:36,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 04:00:36,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 04:00:36,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 04:00:36,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 04:00:36,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 04:00:36,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 04:00:36,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 04:00:36,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 04:00:36,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 04:00:36,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 04:00:36,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 04:00:36,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 04:00:36,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 04:00:36,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 04:00:36,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 04:00:36,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 04:00:36,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 04:00:36,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 04:00:36,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 04:00:36,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 04:00:36,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 04:00:36,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 04:00:36,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 04:00:36,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 04:00:36,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 04:00:36,749 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 04:00:36,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 04:00:36,751 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 04:00:36,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 04:00:36,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 04:00:36,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 04:00:36,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 04:00:36,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 04:00:36,753 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 04:00:36,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 04:00:36,755 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 04:00:36,755 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 04:00:36,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 04:00:36,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 04:00:36,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 04:00:36,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 04:00:36,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 04:00:36,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 04:00:36,756 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 04:00:36,756 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 04:00:36,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 04:00:36,757 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 04:00:36,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 04:00:36,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 04:00:36,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 04:00:36,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 04:00:36,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:36,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 04:00:36,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 04:00:36,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 04:00:36,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 04:00:36,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 04:00:36,760 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 04:00:36,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 04:00:36,760 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 04:00:36,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 04:00:36,761 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 04:00:36,761 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e4eda3d9731a5d805cffabe3eaaa057ba5ed6235ab584548c3730cf4f9dedf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 04:00:37,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 04:00:37,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 04:00:37,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 04:00:37,101 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 04:00:37,101 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 04:00:37,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.i [2023-08-29 04:00:38,327 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 04:00:38,579 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 04:00:38,585 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.i [2023-08-29 04:00:38,599 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b295d498c/9ee626c295294d079541664969b64798/FLAG0a3d80bb7 [2023-08-29 04:00:38,611 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b295d498c/9ee626c295294d079541664969b64798 [2023-08-29 04:00:38,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 04:00:38,615 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 04:00:38,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:38,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 04:00:38,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 04:00:38,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9ef7b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38, skipping insertion in model container [2023-08-29 04:00:38,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 04:00:38,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 04:00:38,878 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.i[30481,30494] [2023-08-29 04:00:38,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:38,897 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 04:00:38,958 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.i[30481,30494] [2023-08-29 04:00:38,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:38,998 INFO L208 MainTranslator]: Completed translation [2023-08-29 04:00:38,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38 WrapperNode [2023-08-29 04:00:38,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:39,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:39,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 04:00:39,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 04:00:39,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,063 INFO L138 Inliner]: procedures = 170, calls = 18, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 118 [2023-08-29 04:00:39,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:39,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 04:00:39,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 04:00:39,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 04:00:39,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,099 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 04:00:39,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 04:00:39,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 04:00:39,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 04:00:39,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:39,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:39,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 04:00:39,185 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 04:00:39,189 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 04:00:39,214 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-29 04:00:39,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-29 04:00:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 04:00:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 04:00:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 04:00:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 04:00:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 04:00:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 04:00:39,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 04:00:39,218 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 04:00:39,415 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 04:00:39,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 04:00:39,691 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 04:00:39,827 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 04:00:39,828 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 04:00:39,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:39 BoogieIcfgContainer [2023-08-29 04:00:39,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 04:00:39,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 04:00:39,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 04:00:39,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 04:00:39,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:00:38" (1/3) ... [2023-08-29 04:00:39,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b17920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:39, skipping insertion in model container [2023-08-29 04:00:39,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (2/3) ... [2023-08-29 04:00:39,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b17920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:39, skipping insertion in model container [2023-08-29 04:00:39,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:39" (3/3) ... [2023-08-29 04:00:39,840 INFO L112 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf-b.i [2023-08-29 04:00:39,846 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 04:00:39,854 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 04:00:39,854 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2023-08-29 04:00:39,854 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 04:00:39,917 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 04:00:39,922 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 04:00:39,928 INFO L158 Benchmark]: Toolchain (without parser) took 1312.68ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 47.3MB in the end (delta: -6.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,929 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 52.4MB. Free memory is still 30.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 04:00:39,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.02ms. Allocated memory is still 73.4MB. Free memory was 40.8MB in the beginning and 39.2MB in the end (delta: 1.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.80ms. Allocated memory is still 73.4MB. Free memory was 39.2MB in the beginning and 36.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,931 INFO L158 Benchmark]: Boogie Preprocessor took 37.77ms. Allocated memory is still 73.4MB. Free memory was 36.8MB in the beginning and 35.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,932 INFO L158 Benchmark]: RCFGBuilder took 729.02ms. Allocated memory is still 73.4MB. Free memory was 35.3MB in the beginning and 33.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,932 INFO L158 Benchmark]: TraceAbstraction took 92.57ms. Allocated memory is still 73.4MB. Free memory was 32.9MB in the beginning and 47.3MB in the end (delta: -14.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,940 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84ms. Allocated memory is still 52.4MB. Free memory is still 30.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.02ms. Allocated memory is still 73.4MB. Free memory was 40.8MB in the beginning and 39.2MB in the end (delta: 1.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.80ms. Allocated memory is still 73.4MB. Free memory was 39.2MB in the beginning and 36.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.77ms. Allocated memory is still 73.4MB. Free memory was 36.8MB in the beginning and 35.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 729.02ms. Allocated memory is still 73.4MB. Free memory was 35.3MB in the beginning and 33.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 92.57ms. Allocated memory is still 73.4MB. Free memory was 32.9MB in the beginning and 47.3MB in the end (delta: -14.3MB). Peak memory consumption was 7.5MB. 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 04:00:39,956 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/pthread-ext/40_barrier_vf-b.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 7e4eda3d9731a5d805cffabe3eaaa057ba5ed6235ab584548c3730cf4f9dedf3 --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 04:00:41,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 04:00:41,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 04:00:41,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 04:00:41,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 04:00:41,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 04:00:41,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 04:00:41,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 04:00:41,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 04:00:41,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 04:00:41,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 04:00:41,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 04:00:41,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 04:00:41,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 04:00:41,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 04:00:41,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 04:00:41,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 04:00:41,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 04:00:41,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 04:00:41,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 04:00:41,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 04:00:41,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 04:00:41,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 04:00:41,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 04:00:41,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 04:00:41,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 04:00:41,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 04:00:41,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 04:00:41,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 04:00:41,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 04:00:41,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 04:00:41,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 04:00:41,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 04:00:41,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 04:00:41,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 04:00:41,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 04:00:41,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 04:00:41,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 04:00:41,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 04:00:41,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 04:00:41,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 04:00:41,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 04:00:41,953 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 04:00:41,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 04:00:41,955 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 04:00:41,955 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 04:00:41,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 04:00:41,956 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 04:00:41,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 04:00:41,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 04:00:41,957 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 04:00:41,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 04:00:41,958 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 04:00:41,958 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 04:00:41,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 04:00:41,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 04:00:41,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 04:00:41,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 04:00:41,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 04:00:41,960 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 04:00:41,960 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 04:00:41,960 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 04:00:41,960 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 04:00:41,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 04:00:41,961 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 04:00:41,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 04:00:41,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 04:00:41,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 04:00:41,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 04:00:41,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:41,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 04:00:41,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 04:00:41,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 04:00:41,962 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 04:00:41,963 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 04:00:41,963 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 04:00:41,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 04:00:41,963 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 04:00:41,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 04:00:41,964 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 04:00:41,964 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 04:00:41,964 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e4eda3d9731a5d805cffabe3eaaa057ba5ed6235ab584548c3730cf4f9dedf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 04:00:42,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 04:00:42,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 04:00:42,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 04:00:42,283 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 04:00:42,283 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 04:00:42,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.i [2023-08-29 04:00:43,500 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 04:00:43,746 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 04:00:43,746 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.i [2023-08-29 04:00:43,757 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6967e67c/c10c313ed57f4615b7c1647b22c356af/FLAG82adb1e0a [2023-08-29 04:00:43,771 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6967e67c/c10c313ed57f4615b7c1647b22c356af [2023-08-29 04:00:43,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 04:00:43,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 04:00:43,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:43,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 04:00:43,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 04:00:43,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a106d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:43, skipping insertion in model container [2023-08-29 04:00:43,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:43" (1/1) ... [2023-08-29 04:00:43,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 04:00:43,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 04:00:44,187 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.i[30481,30494] [2023-08-29 04:00:44,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:44,208 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 04:00:44,249 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/40_barrier_vf-b.i[30481,30494] [2023-08-29 04:00:44,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:44,297 INFO L208 MainTranslator]: Completed translation [2023-08-29 04:00:44,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44 WrapperNode [2023-08-29 04:00:44,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:44,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:44,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 04:00:44,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 04:00:44,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,368 INFO L138 Inliner]: procedures = 173, calls = 18, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 119 [2023-08-29 04:00:44,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:44,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 04:00:44,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 04:00:44,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 04:00:44,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,408 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 04:00:44,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 04:00:44,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 04:00:44,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 04:00:44,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (1/1) ... [2023-08-29 04:00:44,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:44,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 04:00:44,447 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 04:00:44,469 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 04:00:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-29 04:00:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-29 04:00:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 04:00:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 04:00:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 04:00:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 04:00:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 04:00:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 04:00:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 04:00:44,489 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 04:00:44,673 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 04:00:44,674 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 04:00:44,916 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 04:00:45,035 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 04:00:45,035 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 04:00:45,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:45 BoogieIcfgContainer [2023-08-29 04:00:45,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 04:00:45,039 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 04:00:45,039 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 04:00:45,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 04:00:45,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:00:43" (1/3) ... [2023-08-29 04:00:45,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@119d14bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:45, skipping insertion in model container [2023-08-29 04:00:45,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:44" (2/3) ... [2023-08-29 04:00:45,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@119d14bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:45, skipping insertion in model container [2023-08-29 04:00:45,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:45" (3/3) ... [2023-08-29 04:00:45,050 INFO L112 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf-b.i [2023-08-29 04:00:45,057 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 04:00:45,066 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 04:00:45,066 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2023-08-29 04:00:45,066 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 04:00:45,141 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 04:00:45,147 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 04:00:45,153 INFO L158 Benchmark]: Toolchain (without parser) took 1378.94ms. Allocated memory is still 77.6MB. Free memory was 56.1MB in the beginning and 36.2MB in the end (delta: 19.9MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-08-29 04:00:45,154 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 04:00:45,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 520.26ms. Allocated memory is still 77.6MB. Free memory was 55.9MB in the beginning and 53.4MB in the end (delta: 2.5MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-29 04:00:45,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.21ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 51.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:45,156 INFO L158 Benchmark]: Boogie Preprocessor took 43.47ms. Allocated memory is still 77.6MB. Free memory was 51.3MB in the beginning and 49.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:45,157 INFO L158 Benchmark]: RCFGBuilder took 623.32ms. Allocated memory is still 77.6MB. Free memory was 49.2MB in the beginning and 46.7MB in the end (delta: 2.5MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-08-29 04:00:45,157 INFO L158 Benchmark]: TraceAbstraction took 113.05ms. Allocated memory is still 77.6MB. Free memory was 45.8MB in the beginning and 36.2MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 04:00:45,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 520.26ms. Allocated memory is still 77.6MB. Free memory was 55.9MB in the beginning and 53.4MB in the end (delta: 2.5MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.21ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 51.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.47ms. Allocated memory is still 77.6MB. Free memory was 51.3MB in the beginning and 49.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 623.32ms. Allocated memory is still 77.6MB. Free memory was 49.2MB in the beginning and 46.7MB in the end (delta: 2.5MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * TraceAbstraction took 113.05ms. Allocated memory is still 77.6MB. Free memory was 45.8MB in the beginning and 36.2MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. 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 04:00:45,196 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