./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a0477737bb0156e2d4eb4c0a78a7e6e338f6bf0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a0477737bb0156e2d4eb4c0a78a7e6e338f6bf0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:15:43,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:15:43,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:15:43,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:15:43,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:15:43,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:15:43,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:15:43,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:15:43,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:15:43,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:15:43,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:15:43,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:15:43,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:15:43,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:15:43,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:15:43,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:15:43,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:15:43,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:15:43,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:15:43,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:15:43,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:15:43,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:15:43,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:15:43,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:15:43,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:15:43,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:15:43,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:15:43,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:15:43,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:15:43,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:15:43,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:15:43,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:15:43,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:15:43,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:15:43,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:15:43,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:15:43,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:15:43,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:15:43,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:15:43,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:15:43,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:15:43,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:15:43,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:15:43,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:15:43,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:15:43,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:15:43,360 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:15:43,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:15:43,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:15:43,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:15:43,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:15:43,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:15:43,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:15:43,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:15:43,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:15:43,367 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:15:43,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:15:43,367 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:15:43,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:15:43,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:15:43,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:15:43,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:15:43,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:15:43,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:15:43,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:15:43,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:15:43,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:15:43,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:15:43,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:15:43,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:15:43,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 ! call(__VERIFIER_error())) ) 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 -> 0a0477737bb0156e2d4eb4c0a78a7e6e338f6bf0 [2019-11-27 10:15:43,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:15:43,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:15:43,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:15:43,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:15:43,967 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:15:43,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2019-11-27 10:15:44,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e250cb0/d400f48044c544419d5cd05962425998/FLAGa2ec10fdc [2019-11-27 10:15:45,323 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:15:45,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2019-11-27 10:15:45,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e250cb0/d400f48044c544419d5cd05962425998/FLAGa2ec10fdc [2019-11-27 10:15:45,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e250cb0/d400f48044c544419d5cd05962425998 [2019-11-27 10:15:45,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:15:45,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:15:45,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:45,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:15:45,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:15:45,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45, skipping insertion in model container [2019-11-27 10:15:45,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:15:45,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:15:46,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:46,655 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:15:46,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:47,013 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:15:47,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47 WrapperNode [2019-11-27 10:15:47,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:47,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:47,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:15:47,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:15:47,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:47,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:15:47,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:15:47,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:15:47,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:47" (1/1) ... [2019-11-27 10:15:47,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:15:47,298 INFO L168 Benchmark]: Toolchain (without parser) took 1878.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.9 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:15:47,302 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:15:47,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1601.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.6 MB in the end (delta: 826.6 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:15:47,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.76 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:15:47,313 INFO L168 Benchmark]: Boogie Preprocessor took 107.34 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:15:47,325 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1601.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.6 MB in the end (delta: 826.6 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.76 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.34 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:15:51,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:15:51,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:15:51,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:15:51,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:15:51,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:15:51,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:15:51,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:15:51,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:15:51,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:15:51,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:15:51,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:15:51,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:15:51,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:15:51,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:15:51,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:15:51,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:15:51,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:15:51,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:15:51,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:15:51,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:15:51,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:15:51,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:15:51,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:15:51,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:15:51,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:15:51,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:15:51,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:15:51,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:15:51,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:15:51,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:15:51,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:15:51,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:15:51,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:15:51,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:15:51,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:15:51,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:15:51,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:15:51,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:15:51,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:15:51,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:15:51,397 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:15:51,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:15:51,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:15:51,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:15:51,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:15:51,443 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:15:51,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:15:51,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:15:51,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:15:51,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:15:51,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:15:51,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:15:51,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:15:51,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:15:51,452 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:15:51,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:15:51,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:15:51,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:15:51,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:15:51,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:15:51,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:15:51,455 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:15:51,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:15:51,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:15:51,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:15:51,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:15:51,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:15:51,458 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:15:51,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:15:51,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:15:51,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:15:51,462 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 ! call(__VERIFIER_error())) ) 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 -> 0a0477737bb0156e2d4eb4c0a78a7e6e338f6bf0 [2019-11-27 10:15:52,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:15:52,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:15:52,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:15:52,113 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:15:52,116 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:15:52,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2019-11-27 10:15:52,272 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257c6b376/f58a856787d745fdb24c2d4a4e2fc9e9/FLAG42cd1b50e [2019-11-27 10:15:53,498 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:15:53,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2019-11-27 10:15:53,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257c6b376/f58a856787d745fdb24c2d4a4e2fc9e9/FLAG42cd1b50e [2019-11-27 10:15:53,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257c6b376/f58a856787d745fdb24c2d4a4e2fc9e9 [2019-11-27 10:15:53,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:15:53,594 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:15:53,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:53,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:15:53,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:15:53,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53, skipping insertion in model container [2019-11-27 10:15:53,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:15:53,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:15:54,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:54,856 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:15:55,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:55,252 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:15:55,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55 WrapperNode [2019-11-27 10:15:55,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:55,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:55,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:15:55,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:15:55,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:55,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:15:55,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:15:55,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:15:55,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:55" (1/1) ... [2019-11-27 10:15:55,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:15:55,558 INFO L168 Benchmark]: Toolchain (without parser) took 1957.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.9 MB in the end (delta: 826.4 kB). Peak memory consumption was 892.0 kB. Max. memory is 12.5 GB. [2019-11-27 10:15:55,563 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:15:55,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1656.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:15:55,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:15:55,584 INFO L168 Benchmark]: Boogie Preprocessor took 129.35 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:15:55,592 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1656.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.35 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...