./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 65d6cd23 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 0.1.24-65d6cd2 [2019-11-25 23:23:07,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:07,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:07,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:07,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:07,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:07,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:07,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:07,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:07,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:07,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:07,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:07,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:07,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:07,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:07,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:07,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:07,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:07,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:07,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:07,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:07,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:07,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:07,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:07,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:07,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:07,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:07,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:07,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:07,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:07,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:07,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:07,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:07,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:07,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:07,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:07,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:07,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:07,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:07,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:07,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:07,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:23:07,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:07,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:07,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:07,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:07,602 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:07,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:07,603 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:07,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:23:07,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:07,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:07,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:07,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:07,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:07,607 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:07,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:07,608 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:07,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:07,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:07,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:07,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:07,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:07,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:07,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:07,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:07,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:07,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:23:07,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:23:07,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:07,616 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 [2019-11-25 23:23:08,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:08,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:08,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:08,205 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:08,208 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:08,209 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2019-11-25 23:23:08,366 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3180302f0/384bebf59a5f44a9ba4719a2dafbb4a6/FLAG4671e4e3e [2019-11-25 23:23:09,691 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:09,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2019-11-25 23:23:09,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3180302f0/384bebf59a5f44a9ba4719a2dafbb4a6/FLAG4671e4e3e [2019-11-25 23:23:09,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3180302f0/384bebf59a5f44a9ba4719a2dafbb4a6 [2019-11-25 23:23:09,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:09,791 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:09,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:09,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:09,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:09,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:09" (1/1) ... [2019-11-25 23:23:09,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3699732f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:09, skipping insertion in model container [2019-11-25 23:23:09,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:09" (1/1) ... [2019-11-25 23:23:09,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:09,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:10,555 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:11,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:11,430 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:11,487 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:11,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:11,975 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:11,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11 WrapperNode [2019-11-25 23:23:11,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:11,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:11,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:11,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:12,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:12,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:12,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:12,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:12,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:12,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:12,304 INFO L168 Benchmark]: Toolchain (without parser) took 2497.74 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 35.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:12,307 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. [2019-11-25 23:23:12,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2184.13 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: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:12,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.95 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. [2019-11-25 23:23:12,316 INFO L168 Benchmark]: Boogie Preprocessor took 118.04 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. [2019-11-25 23:23:12,327 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 2184.13 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: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.95 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 118.04 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 0.1.24-65d6cd2 [2019-11-25 23:23:16,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:16,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:16,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:16,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:16,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:16,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:16,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:16,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:16,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:16,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:16,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:16,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:16,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:16,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:16,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:16,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:16,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:16,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:16,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:16,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:16,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:16,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:16,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:16,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:16,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:16,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:16,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:16,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:16,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:16,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:16,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:16,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:16,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:16,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:16,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:16,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:16,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:16,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:16,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:16,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:16,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:23:16,371 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:16,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:16,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:16,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:16,378 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:16,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:16,380 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:16,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:16,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:16,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:16,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:16,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:16,384 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:23:16,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:23:16,387 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:16,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:16,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:16,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:16,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:16,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:16,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:16,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:16,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:16,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:16,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:16,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:16,392 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:23:16,393 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:23:16,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:16,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:23:16,396 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 [2019-11-25 23:23:16,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:16,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:16,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:16,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:16,970 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:16,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2019-11-25 23:23:17,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c462c5fe/c6212f3dc85d4d058b65957776576ebb/FLAG827d7ac67 [2019-11-25 23:23:18,347 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:18,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2019-11-25 23:23:18,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c462c5fe/c6212f3dc85d4d058b65957776576ebb/FLAG827d7ac67 [2019-11-25 23:23:18,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c462c5fe/c6212f3dc85d4d058b65957776576ebb [2019-11-25 23:23:18,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:18,423 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:18,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:18,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:18,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:18,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:18" (1/1) ... [2019-11-25 23:23:18,444 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 25.11 11:23:18, skipping insertion in model container [2019-11-25 23:23:18,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:18" (1/1) ... [2019-11-25 23:23:18,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:18,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:19,119 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:19,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:20,008 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:20,059 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:20,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:20,633 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:20,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20 WrapperNode [2019-11-25 23:23:20,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:20,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:20,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:20,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:20,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:20,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:20,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:20,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:20,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:20,996 INFO L168 Benchmark]: Toolchain (without parser) took 2568.44 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 926.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:20,999 INFO L168 Benchmark]: CDTParser took 2.98 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. [2019-11-25 23:23:21,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2210.18 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 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:21,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.32 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 926.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:21,008 INFO L168 Benchmark]: Boogie Preprocessor took 152.94 ms. Allocated memory is still 1.0 GB. Free memory is still 926.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:21,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 2210.18 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 932.2 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 197.32 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 926.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.94 ms. Allocated memory is still 1.0 GB. Free memory is still 926.5 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...