./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/eca-rers2012/Problem14_label03.c -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 f42c4f56a812271285d4588532c54f82291ae69c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem14_label03.c -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 f42c4f56a812271285d4588532c54f82291ae69c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:08,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:08,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:08,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:08,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:08,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:08,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:08,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:08,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:08,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:08,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:08,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:08,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:08,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:08,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:08,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:08,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:08,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:08,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:08,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:08,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:08,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:08,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:08,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:08,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:08,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:08,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:08,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:08,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:08,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:08,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:08,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:08,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:08,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:08,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:08,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:08,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:08,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:08,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:08,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:08,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:08,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:08,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:08,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:08,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:08,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:08,535 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:08,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:08,536 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:08,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:08,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:08,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:08,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:08,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:08,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:08,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:08,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:08,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:08,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:08,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:08,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:08,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:08,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:08,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:08,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:08,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:08,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:08,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:08,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:08,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:08,549 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 -> f42c4f56a812271285d4588532c54f82291ae69c [2019-11-27 15:57:09,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:09,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:09,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:09,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:09,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:09,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label03.c [2019-11-27 15:57:09,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226e4bf69/88e18540ef7945f2824c0bbc3ea631ca/FLAGef5058216 [2019-11-27 15:57:10,688 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:10,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label03.c [2019-11-27 15:57:10,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226e4bf69/88e18540ef7945f2824c0bbc3ea631ca/FLAGef5058216 [2019-11-27 15:57:10,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226e4bf69/88e18540ef7945f2824c0bbc3ea631ca [2019-11-27 15:57:10,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:10,798 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:10,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:10,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:10,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:10,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10, skipping insertion in model container [2019-11-27 15:57:10,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:10,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:12,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:12,172 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:12,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:12,588 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:12,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12 WrapperNode [2019-11-27 15:57:12,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:12,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:12,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:12,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:12,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:12,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:12,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:12,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:12,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:13,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:13,081 INFO L168 Benchmark]: Toolchain (without parser) took 2275.42 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 950.3 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:13,082 INFO L168 Benchmark]: CDTParser took 0.41 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 15:57:13,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1793.02 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 967.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:13,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.39 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:13,090 INFO L168 Benchmark]: Boogie Preprocessor took 221.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:13,102 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1793.02 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 967.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.39 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.3 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 0.1.24-509859d [2019-11-27 15:57:16,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:17,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:17,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:17,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:17,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:17,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:17,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:17,071 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:17,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:17,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:17,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:17,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:17,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:17,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:17,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:17,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:17,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:17,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:17,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:17,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:17,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:17,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:17,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:17,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:17,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:17,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:17,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:17,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:17,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:17,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:17,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:17,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:17,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:17,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:17,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:17,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:17,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:17,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:17,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:17,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:17,196 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:17,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:17,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:17,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:17,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:17,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:17,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:17,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:17,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:17,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:17,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:17,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:17,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:17,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:17,250 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:17,251 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:17,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:17,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:17,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:17,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:17,253 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:17,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:17,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:17,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:17,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:17,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:17,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:17,257 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:17,258 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:17,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:17,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:17,260 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 -> f42c4f56a812271285d4588532c54f82291ae69c [2019-11-27 15:57:17,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:17,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:17,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:17,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:17,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:17,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label03.c [2019-11-27 15:57:18,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52cd42ded/ced939d794584ccaa15558bc8b4e7d0e/FLAG390a433bb [2019-11-27 15:57:19,386 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:19,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label03.c [2019-11-27 15:57:19,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52cd42ded/ced939d794584ccaa15558bc8b4e7d0e/FLAG390a433bb [2019-11-27 15:57:19,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52cd42ded/ced939d794584ccaa15558bc8b4e7d0e [2019-11-27 15:57:19,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:19,471 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:19,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:19,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:19,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:19,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19, skipping insertion in model container [2019-11-27 15:57:19,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:19,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:20,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:20,977 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:21,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:21,419 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:21,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21 WrapperNode [2019-11-27 15:57:21,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:21,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:21,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:21,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:21,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:21,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:21,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:21,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:21,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:21,910 INFO L168 Benchmark]: Toolchain (without parser) took 2434.37 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 945.0 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,916 INFO L168 Benchmark]: CDTParser took 0.42 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 15:57:21,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1948.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.49 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,927 INFO L168 Benchmark]: Boogie Preprocessor took 227.42 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1948.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.49 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.42 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 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...