./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/unroll-2.wvr.c --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/weaver/unroll-2.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --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 09:16:06,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:16:06,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:16:06,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:16:06,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:16:06,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:16:06,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:16:06,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:16:06,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:16:06,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:16:06,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:16:06,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:16:06,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:16:06,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:16:06,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:16:06,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:16:06,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:16:06,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:16:06,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:16:06,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:16:06,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:16:06,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:16:06,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:16:06,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:16:06,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:16:06,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:16:06,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:16:06,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:16:06,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:16:06,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:16:06,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:16:06,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:16:06,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:16:06,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:16:06,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:16:06,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:16:06,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:16:06,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:16:06,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:16:06,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:16:06,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:16:06,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:16:06,861 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:16:06,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:16:06,862 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:16:06,862 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:16:06,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:16:06,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:16:06,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:16:06,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:16:06,864 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:16:06,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:16:06,865 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:16:06,866 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:16:06,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:16:06,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:16:06,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:16:06,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:16:06,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:16:06,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:16:06,867 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:16:06,867 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:16:06,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:16:06,868 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:16:06,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:16:06,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:16:06,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:16:06,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:16:06,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:06,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:16:06,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:16:06,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:16:06,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:16:06,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:16:06,870 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:16:06,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:16:06,870 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:16:06,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:16:06,871 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:16:06,871 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:16:07,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:16:07,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:16:07,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:16:07,190 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:16:07,190 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:16:07,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-2.wvr.c [2023-08-29 09:16:08,346 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:16:08,577 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:16:08,578 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-2.wvr.c [2023-08-29 09:16:08,585 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ce8fc0ee/7562a2b38a444e50946bd12bc0f48e81/FLAGc128bbe99 [2023-08-29 09:16:08,600 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ce8fc0ee/7562a2b38a444e50946bd12bc0f48e81 [2023-08-29 09:16:08,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:16:08,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:16:08,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:08,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:16:08,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:16:08,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ef18ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08, skipping insertion in model container [2023-08-29 09:16:08,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:16:08,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:16:08,773 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-2.wvr.c[2428,2441] [2023-08-29 09:16:08,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:08,787 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:16:08,810 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-2.wvr.c[2428,2441] [2023-08-29 09:16:08,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:08,825 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:16:08,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08 WrapperNode [2023-08-29 09:16:08,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:08,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:08,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:16:08,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:16:08,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,869 INFO L138 Inliner]: procedures = 24, calls = 32, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 249 [2023-08-29 09:16:08,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:08,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:16:08,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:16:08,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:16:08,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,897 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:16:08,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:16:08,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:16:08,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:16:08,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (1/1) ... [2023-08-29 09:16:08,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:08,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:16:08,930 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 09:16:08,960 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 09:16:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:16:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:16:08,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:16:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:16:08,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:16:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:16:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:16:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:16:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:16:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:16:08,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:16:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:16:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:16:08,978 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 09:16:09,116 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:16:09,118 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:16:09,640 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:16:09,651 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:16:09,656 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 09:16:09,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:09 BoogieIcfgContainer [2023-08-29 09:16:09,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:16:09,662 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:16:09,662 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:16:09,664 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:16:09,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:16:08" (1/3) ... [2023-08-29 09:16:09,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19aff8b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:09, skipping insertion in model container [2023-08-29 09:16:09,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:08" (2/3) ... [2023-08-29 09:16:09,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19aff8b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:09, skipping insertion in model container [2023-08-29 09:16:09,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:09" (3/3) ... [2023-08-29 09:16:09,668 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-2.wvr.c [2023-08-29 09:16:09,674 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:16:09,681 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:16:09,681 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2023-08-29 09:16:09,681 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:16:09,793 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:16:09,799 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 09:16:09,803 INFO L158 Benchmark]: Toolchain (without parser) took 1199.35ms. Allocated memory is still 94.4MB. Free memory was 72.9MB in the beginning and 37.1MB in the end (delta: 35.8MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-08-29 09:16:09,804 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:16:09,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.42ms. Allocated memory is still 94.4MB. Free memory was 72.6MB in the beginning and 60.6MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:09,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.67ms. Allocated memory is still 94.4MB. Free memory was 60.6MB in the beginning and 58.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:09,805 INFO L158 Benchmark]: Boogie Preprocessor took 30.77ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 55.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:09,806 INFO L158 Benchmark]: RCFGBuilder took 758.05ms. Allocated memory is still 94.4MB. Free memory was 55.7MB in the beginning and 52.8MB in the end (delta: 2.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-08-29 09:16:09,806 INFO L158 Benchmark]: TraceAbstraction took 140.24ms. Allocated memory is still 94.4MB. Free memory was 52.3MB in the beginning and 37.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 09:16:09,809 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.42ms. Allocated memory is still 94.4MB. Free memory was 72.6MB in the beginning and 60.6MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.67ms. Allocated memory is still 94.4MB. Free memory was 60.6MB in the beginning and 58.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.77ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 55.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 758.05ms. Allocated memory is still 94.4MB. Free memory was 55.7MB in the beginning and 52.8MB in the end (delta: 2.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * TraceAbstraction took 140.24ms. Allocated memory is still 94.4MB. Free memory was 52.3MB in the beginning and 37.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. 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 09:16:09,827 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/weaver/unroll-2.wvr.c -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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --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 09:16:11,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:16:11,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:16:11,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:16:11,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:16:11,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:16:11,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:16:11,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:16:11,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:16:11,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:16:11,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:16:11,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:16:11,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:16:11,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:16:11,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:16:11,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:16:11,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:16:11,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:16:11,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:16:11,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:16:11,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:16:11,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:16:11,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:16:11,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:16:11,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:16:11,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:16:11,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:16:11,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:16:11,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:16:11,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:16:11,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:16:11,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:16:11,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:16:11,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:16:11,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:16:11,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:16:11,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:16:11,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:16:11,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:16:11,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:16:11,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:16:11,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:16:11,870 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:16:11,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:16:11,872 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:16:11,872 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:16:11,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:16:11,873 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:16:11,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:16:11,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:16:11,873 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:16:11,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:16:11,874 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:16:11,875 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:16:11,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:16:11,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:16:11,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:16:11,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:16:11,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:16:11,875 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:16:11,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:16:11,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:16:11,876 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:16:11,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:16:11,876 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:16:11,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:16:11,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:16:11,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:16:11,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:16:11,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:11,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:16:11,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:16:11,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:16:11,878 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:16:11,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:16:11,878 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:16:11,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:16:11,878 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:16:11,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:16:11,879 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:16:11,879 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:16:11,879 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:16:12,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:16:12,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:16:12,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:16:12,193 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:16:12,193 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:16:12,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-2.wvr.c [2023-08-29 09:16:13,427 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:16:13,619 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:16:13,620 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-2.wvr.c [2023-08-29 09:16:13,625 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4be214b86/68348267c860438294333bcb4efb9115/FLAGbf80378f4 [2023-08-29 09:16:13,637 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4be214b86/68348267c860438294333bcb4efb9115 [2023-08-29 09:16:13,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:16:13,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:16:13,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:13,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:16:13,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:16:13,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:13,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@591a1e9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13, skipping insertion in model container [2023-08-29 09:16:13,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:13,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:16:13,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:16:13,878 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-2.wvr.c[2428,2441] [2023-08-29 09:16:13,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:13,904 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:16:13,945 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-2.wvr.c[2428,2441] [2023-08-29 09:16:13,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:13,981 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:16:13,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13 WrapperNode [2023-08-29 09:16:13,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:13,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:13,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:16:13,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:16:13,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,049 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 247 [2023-08-29 09:16:14,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:14,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:16:14,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:16:14,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:16:14,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,111 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:16:14,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:16:14,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:16:14,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:16:14,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (1/1) ... [2023-08-29 09:16:14,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:14,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:16:14,154 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 09:16:14,180 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 09:16:14,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:16:14,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:16:14,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:16:14,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:16:14,195 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:16:14,195 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:16:14,195 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:16:14,195 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:16:14,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:16:14,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:16:14,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:16:14,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:16:14,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:16:14,198 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 09:16:14,340 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:16:14,341 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:16:14,859 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:16:14,868 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:16:14,874 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 09:16:14,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:14 BoogieIcfgContainer [2023-08-29 09:16:14,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:16:14,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:16:14,880 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:16:14,882 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:16:14,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:16:13" (1/3) ... [2023-08-29 09:16:14,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b48d77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:14, skipping insertion in model container [2023-08-29 09:16:14,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:13" (2/3) ... [2023-08-29 09:16:14,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b48d77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:14, skipping insertion in model container [2023-08-29 09:16:14,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:14" (3/3) ... [2023-08-29 09:16:14,885 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-2.wvr.c [2023-08-29 09:16:14,891 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:16:14,898 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:16:14,898 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2023-08-29 09:16:14,899 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:16:15,009 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:16:15,015 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 09:16:15,020 INFO L158 Benchmark]: Toolchain (without parser) took 1378.23ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 35.3MB in the beginning and 46.3MB in the end (delta: -11.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-08-29 09:16:15,020 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:16:15,020 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.78ms. Allocated memory is still 67.1MB. Free memory was 35.0MB in the beginning and 38.4MB in the end (delta: -3.3MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-08-29 09:16:15,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.82ms. Allocated memory is still 67.1MB. Free memory was 38.4MB in the beginning and 35.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:15,022 INFO L158 Benchmark]: Boogie Preprocessor took 69.43ms. Allocated memory is still 67.1MB. Free memory was 35.8MB in the beginning and 33.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:16:15,022 INFO L158 Benchmark]: RCFGBuilder took 757.03ms. Allocated memory is still 67.1MB. Free memory was 33.2MB in the beginning and 35.5MB in the end (delta: -2.3MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-08-29 09:16:15,023 INFO L158 Benchmark]: TraceAbstraction took 138.74ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 34.9MB in the beginning and 46.3MB in the end (delta: -11.4MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-08-29 09:16:15,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.78ms. Allocated memory is still 67.1MB. Free memory was 35.0MB in the beginning and 38.4MB in the end (delta: -3.3MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.82ms. Allocated memory is still 67.1MB. Free memory was 38.4MB in the beginning and 35.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.43ms. Allocated memory is still 67.1MB. Free memory was 35.8MB in the beginning and 33.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 757.03ms. Allocated memory is still 67.1MB. Free memory was 33.2MB in the beginning and 35.5MB in the end (delta: -2.3MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * TraceAbstraction took 138.74ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 34.9MB in the beginning and 46.3MB in the end (delta: -11.4MB). Peak memory consumption was 8.9MB. 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 09:16:15,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE