./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/bench-exp1x3.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/bench-exp1x3.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 3241bc7a4fb5fce7b9ee4eb3820005fca7c10e90159ff3c3ee85c2790d085281 --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 09:11:32,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:11:32,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:11:32,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:11:32,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:11:32,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:11:32,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:11:32,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:11:32,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:11:32,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:11:32,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:11:32,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:11:32,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:11:32,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:11:32,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:11:32,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:11:32,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:11:32,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:11:32,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:11:32,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:11:32,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:11:32,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:11:32,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:11:32,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:11:32,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:11:32,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:11:32,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:11:32,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:11:32,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:11:32,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:11:32,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:11:32,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:11:32,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:11:32,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:11:32,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:11:32,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:11:32,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:11:32,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:11:32,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:11:32,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:11:32,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:11:32,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:11:32,185 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:11:32,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:11:32,186 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:11:32,186 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:11:32,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:11:32,187 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:11:32,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:11:32,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:11:32,187 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:11:32,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:11:32,188 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:11:32,188 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:11:32,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:11:32,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:11:32,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:11:32,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:11:32,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:11:32,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:11:32,192 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:11:32,192 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:11:32,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:11:32,194 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:11:32,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:11:32,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:11:32,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:11:32,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:11:32,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:11:32,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:11:32,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:11:32,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:11:32,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:11:32,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:11:32,196 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:11:32,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:11:32,196 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:11:32,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:11:32,197 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:11:32,197 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3241bc7a4fb5fce7b9ee4eb3820005fca7c10e90159ff3c3ee85c2790d085281 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:11:32,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:11:32,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:11:32,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:11:32,446 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:11:32,446 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:11:32,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp1x3.wvr.c [2023-08-29 09:11:33,361 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:11:33,532 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:11:33,532 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp1x3.wvr.c [2023-08-29 09:11:33,536 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2ccc4756/906ac51cd8d94f9ba7e47ba9ee1ac3a9/FLAG0f2434a52 [2023-08-29 09:11:33,545 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2ccc4756/906ac51cd8d94f9ba7e47ba9ee1ac3a9 [2023-08-29 09:11:33,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:11:33,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:11:33,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:11:33,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:11:33,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:11:33,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fcbcf80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33, skipping insertion in model container [2023-08-29 09:11:33,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:11:33,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:11:33,658 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/bench-exp1x3.wvr.c[1849,1862] [2023-08-29 09:11:33,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:11:33,666 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:11:33,689 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/bench-exp1x3.wvr.c[1849,1862] [2023-08-29 09:11:33,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:11:33,700 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:11:33,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33 WrapperNode [2023-08-29 09:11:33,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:11:33,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:11:33,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:11:33,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:11:33,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,734 INFO L138 Inliner]: procedures = 18, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-08-29 09:11:33,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:11:33,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:11:33,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:11:33,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:11:33,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,754 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:11:33,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:11:33,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:11:33,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:11:33,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (1/1) ... [2023-08-29 09:11:33,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:11:33,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:11:33,780 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 09:11:33,792 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 09:11:33,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:11:33,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:11:33,812 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:11:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:11:33,813 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:11:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:11:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:11:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:11:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:11:33,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:11:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:11:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:11:33,815 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 09:11:33,880 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:11:33,882 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:11:34,143 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:11:34,149 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:11:34,149 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 09:11:34,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:11:34 BoogieIcfgContainer [2023-08-29 09:11:34,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:11:34,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:11:34,152 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:11:34,153 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:11:34,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:11:33" (1/3) ... [2023-08-29 09:11:34,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e0cd58c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:11:34, skipping insertion in model container [2023-08-29 09:11:34,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:33" (2/3) ... [2023-08-29 09:11:34,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e0cd58c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:11:34, skipping insertion in model container [2023-08-29 09:11:34,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:11:34" (3/3) ... [2023-08-29 09:11:34,155 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp1x3.wvr.c [2023-08-29 09:11:34,160 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:11:34,166 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:11:34,166 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2023-08-29 09:11:34,166 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:11:34,220 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:11:34,225 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 09:11:34,229 INFO L158 Benchmark]: Toolchain (without parser) took 681.30ms. Allocated memory is still 92.3MB. Free memory was 71.1MB in the beginning and 56.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-08-29 09:11:34,229 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:11:34,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 152.75ms. Allocated memory is still 92.3MB. Free memory was 71.1MB in the beginning and 60.1MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:11:34,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.30ms. Allocated memory is still 92.3MB. Free memory was 60.1MB in the beginning and 58.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:11:34,231 INFO L158 Benchmark]: Boogie Preprocessor took 20.87ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 56.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:11:34,232 INFO L158 Benchmark]: RCFGBuilder took 393.66ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 65.8MB in the end (delta: -9.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:11:34,233 INFO L158 Benchmark]: TraceAbstraction took 76.27ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 56.9MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 09:11:34,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 152.75ms. Allocated memory is still 92.3MB. Free memory was 71.1MB in the beginning and 60.1MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.30ms. Allocated memory is still 92.3MB. Free memory was 60.1MB in the beginning and 58.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.87ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 56.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 393.66ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 65.8MB in the end (delta: -9.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 76.27ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 56.9MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:11:34,260 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 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/bench-exp1x3.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 3241bc7a4fb5fce7b9ee4eb3820005fca7c10e90159ff3c3ee85c2790d085281 --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 09:11:35,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:11:35,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:11:35,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:11:35,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:11:35,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:11:35,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:11:35,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:11:35,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:11:35,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:11:35,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:11:35,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:11:35,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:11:35,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:11:35,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:11:35,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:11:35,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:11:35,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:11:35,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:11:35,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:11:35,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:11:35,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:11:35,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:11:35,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:11:35,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:11:35,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:11:35,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:11:35,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:11:35,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:11:35,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:11:35,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:11:35,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:11:35,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:11:35,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:11:35,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:11:35,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:11:35,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:11:35,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:11:35,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:11:35,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:11:35,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:11:35,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:11:35,929 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:11:35,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:11:35,930 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:11:35,930 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:11:35,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:11:35,930 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:11:35,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:11:35,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:11:35,931 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:11:35,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:11:35,931 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:11:35,932 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:11:35,932 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:11:35,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:11:35,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:11:35,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:11:35,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:11:35,932 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:11:35,932 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:11:35,933 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:11:35,933 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:11:35,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:11:35,933 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:11:35,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:11:35,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:11:35,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:11:35,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:11:35,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:11:35,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:11:35,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:11:35,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:11:35,934 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:11:35,934 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:11:35,934 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:11:35,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:11:35,935 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:11:35,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:11:35,935 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:11:35,935 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:11:35,935 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3241bc7a4fb5fce7b9ee4eb3820005fca7c10e90159ff3c3ee85c2790d085281 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:11:36,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:11:36,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:11:36,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:11:36,196 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:11:36,197 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:11:36,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp1x3.wvr.c [2023-08-29 09:11:37,125 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:11:37,295 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:11:37,296 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp1x3.wvr.c [2023-08-29 09:11:37,299 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86845dea3/ea47731aeac248348a96a6d2914e4fda/FLAG9474767ec [2023-08-29 09:11:37,309 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86845dea3/ea47731aeac248348a96a6d2914e4fda [2023-08-29 09:11:37,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:11:37,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:11:37,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:11:37,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:11:37,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:11:37,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47834651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37, skipping insertion in model container [2023-08-29 09:11:37,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:11:37,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:11:37,422 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/bench-exp1x3.wvr.c[1849,1862] [2023-08-29 09:11:37,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:11:37,430 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:11:37,443 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/bench-exp1x3.wvr.c[1849,1862] [2023-08-29 09:11:37,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:11:37,452 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:11:37,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37 WrapperNode [2023-08-29 09:11:37,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:11:37,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:11:37,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:11:37,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:11:37,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,476 INFO L138 Inliner]: procedures = 20, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-08-29 09:11:37,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:11:37,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:11:37,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:11:37,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:11:37,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,493 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:11:37,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:11:37,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:11:37,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:11:37,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (1/1) ... [2023-08-29 09:11:37,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:11:37,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:11:37,518 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 09:11:37,529 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 09:11:37,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:11:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:11:37,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:11:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:11:37,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:11:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:11:37,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:11:37,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:11:37,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:11:37,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:11:37,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:11:37,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:11:37,543 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 09:11:37,611 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:11:37,612 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:11:37,868 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:11:37,874 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:11:37,876 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 09:11:37,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:11:37 BoogieIcfgContainer [2023-08-29 09:11:37,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:11:37,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:11:37,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:11:37,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:11:37,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:11:37" (1/3) ... [2023-08-29 09:11:37,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34be1189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:11:37, skipping insertion in model container [2023-08-29 09:11:37,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37" (2/3) ... [2023-08-29 09:11:37,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34be1189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:11:37, skipping insertion in model container [2023-08-29 09:11:37,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:11:37" (3/3) ... [2023-08-29 09:11:37,884 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp1x3.wvr.c [2023-08-29 09:11:37,889 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:11:37,895 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:11:37,896 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2023-08-29 09:11:37,896 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:11:37,960 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:11:37,964 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 09:11:37,972 INFO L158 Benchmark]: Toolchain (without parser) took 659.81ms. Allocated memory is still 77.6MB. Free memory was 55.4MB in the beginning and 34.6MB in the end (delta: 20.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-08-29 09:11:37,973 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:11:37,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 140.61ms. Allocated memory is still 77.6MB. Free memory was 55.2MB in the beginning and 43.9MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:11:37,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.67ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 42.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:11:37,975 INFO L158 Benchmark]: Boogie Preprocessor took 18.72ms. Allocated memory is still 77.6MB. Free memory was 42.0MB in the beginning and 40.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:11:37,975 INFO L158 Benchmark]: RCFGBuilder took 382.30ms. Allocated memory is still 77.6MB. Free memory was 40.2MB in the beginning and 45.4MB in the end (delta: -5.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-08-29 09:11:37,976 INFO L158 Benchmark]: TraceAbstraction took 91.77ms. Allocated memory is still 77.6MB. Free memory was 45.0MB in the beginning and 34.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:11:37,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 140.61ms. Allocated memory is still 77.6MB. Free memory was 55.2MB in the beginning and 43.9MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.67ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 42.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.72ms. Allocated memory is still 77.6MB. Free memory was 42.0MB in the beginning and 40.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.30ms. Allocated memory is still 77.6MB. Free memory was 40.2MB in the beginning and 45.4MB in the end (delta: -5.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * TraceAbstraction took 91.77ms. Allocated memory is still 77.6MB. Free memory was 45.0MB in the beginning and 34.6MB in the end (delta: 10.4MB). 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 09:11:37,999 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