./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-divine/ring_2w1r-2.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 ae65fe7216104c9a7c82502566c2e5b8bb01bab4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-divine/ring_2w1r-2.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 ae65fe7216104c9a7c82502566c2e5b8bb01bab4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:36:23,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:23,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:23,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:23,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:23,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:23,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:23,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:23,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:23,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:23,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:23,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:23,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:23,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:23,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:23,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:23,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:23,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:23,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:23,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:23,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:23,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:23,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:23,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:23,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:23,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:23,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:23,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:23,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:23,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:23,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:23,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:23,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:23,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:23,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:23,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:23,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:23,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:23,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:23,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:23,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:23,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:36:23,467 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:23,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:23,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:23,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:23,473 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:23,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:23,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:23,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:36:23,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:23,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:23,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:23,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:23,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:23,480 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:23,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:23,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:23,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:23,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:23,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:23,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:23,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:23,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:23,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:23,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:23,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:23,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:23,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:36:23,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:36:23,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:23,490 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 -> ae65fe7216104c9a7c82502566c2e5b8bb01bab4 [2019-11-24 21:36:24,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:24,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:24,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:24,099 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:24,100 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:24,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2019-11-24 21:36:24,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab848e73/6b68566f91524840b3b3d5c6d425c06e/FLAG8040135b6 [2019-11-24 21:36:25,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:25,581 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2019-11-24 21:36:25,624 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab848e73/6b68566f91524840b3b3d5c6d425c06e/FLAG8040135b6 [2019-11-24 21:36:25,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab848e73/6b68566f91524840b3b3d5c6d425c06e [2019-11-24 21:36:25,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:25,674 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:25,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:25,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:25,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:25,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:25" (1/1) ... [2019-11-24 21:36:25,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5eb229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:25, skipping insertion in model container [2019-11-24 21:36:25,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:25" (1/1) ... [2019-11-24 21:36:25,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:25,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:26,389 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:27,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:27,223 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:27,273 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:27,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:27,816 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:27,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27 WrapperNode [2019-11-24 21:36:27,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:27,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:27,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:27,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:27,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:27,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:28,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:28,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:28,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:28,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:28,148 INFO L168 Benchmark]: Toolchain (without parser) took 2471.23 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 926.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,154 INFO L168 Benchmark]: CDTParser took 3.32 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. [2019-11-24 21:36:28,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2145.50 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 932.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.09 ms. Allocated memory is still 1.0 GB. Free memory is still 932.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:28,164 INFO L168 Benchmark]: Boogie Preprocessor took 129.85 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 926.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.32 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 2145.50 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 932.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.09 ms. Allocated memory is still 1.0 GB. Free memory is still 932.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.85 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 926.4 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 0.1.24-32f2683 [2019-11-24 21:36:31,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:31,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:31,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:31,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:31,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:31,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:31,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:31,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:31,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:31,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:31,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:31,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:31,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:31,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:31,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:31,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:31,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:31,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:31,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:31,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:31,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:31,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:32,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:32,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:32,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:32,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:32,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:32,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:32,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:32,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:32,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:32,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:32,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:32,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:32,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:32,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:32,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:32,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:32,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:32,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:32,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:36:32,083 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:32,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:32,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:32,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:32,092 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:32,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:32,093 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:32,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:32,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:32,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:32,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:32,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:32,100 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:32,101 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:36:32,101 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:36:32,102 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:32,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:32,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:32,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:32,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:32,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:32,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:32,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:32,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:32,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:32,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:32,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:32,110 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:36:32,111 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:36:32,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:32,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:36:32,115 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 -> ae65fe7216104c9a7c82502566c2e5b8bb01bab4 [2019-11-24 21:36:32,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:32,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:32,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:32,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:32,754 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:32,757 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2019-11-24 21:36:32,912 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059077d6a/e68dc6e9efdd4702bae08f267fb42a37/FLAGa9a02ebad [2019-11-24 21:36:34,243 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:34,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2019-11-24 21:36:34,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059077d6a/e68dc6e9efdd4702bae08f267fb42a37/FLAGa9a02ebad [2019-11-24 21:36:34,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059077d6a/e68dc6e9efdd4702bae08f267fb42a37 [2019-11-24 21:36:34,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:34,349 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:34,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:34,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:34,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:34,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:34" (1/1) ... [2019-11-24 21:36:34,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:34, skipping insertion in model container [2019-11-24 21:36:34,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:34" (1/1) ... [2019-11-24 21:36:34,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:34,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:35,052 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:35,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:35,834 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:35,892 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:35,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:36,347 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:36,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36 WrapperNode [2019-11-24 21:36:36,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:36,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:36,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:36,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:36,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:36,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:36,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:36,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:36,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:36,655 INFO L168 Benchmark]: Toolchain (without parser) took 2305.77 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 926.4 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:36,671 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-24 21:36:36,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1997.68 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 932.2 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:36,678 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.81 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 926.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:36,680 INFO L168 Benchmark]: Boogie Preprocessor took 113.61 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:36,692 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1997.68 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 932.2 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.81 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 926.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.61 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 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...