./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label00.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 9b431fb1e114644b98930de9ab19cb0ae93d8815 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label00.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 9b431fb1e114644b98930de9ab19cb0ae93d8815 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:37,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:37,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:37,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:37,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:37,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:37,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:37,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:37,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:37,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:37,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:37,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:37,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:37,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:37,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:37,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:37,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:37,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:37,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:37,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:37,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:37,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:37,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:37,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:37,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:37,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:37,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:37,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:37,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:37,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:37,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:37,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:37,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:37,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:37,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:37,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:37,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:37,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:37,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:37,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:37,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:37,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:37,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:37,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:37,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:37,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:37,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:37,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:37,309 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:37,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:37,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:37,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:37,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:37,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:37,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:37,314 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:37,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:37,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:37,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:37,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:37,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:37,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:37,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:37,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:37,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:37,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:37,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:37,322 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:37,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:37,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:37,325 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 -> 9b431fb1e114644b98930de9ab19cb0ae93d8815 [2019-11-27 09:36:37,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:37,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:37,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:37,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:37,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:37,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label00.c [2019-11-27 09:36:38,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa005a18/054e06d679ce498d9b0153ddf18615e9/FLAG660fbc483 [2019-11-27 09:36:39,457 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:39,458 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label00.c [2019-11-27 09:36:39,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa005a18/054e06d679ce498d9b0153ddf18615e9/FLAG660fbc483 [2019-11-27 09:36:39,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa005a18/054e06d679ce498d9b0153ddf18615e9 [2019-11-27 09:36:39,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:39,554 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:39,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:39,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:39,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:39,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:39" (1/1) ... [2019-11-27 09:36:39,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:39, skipping insertion in model container [2019-11-27 09:36:39,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:39" (1/1) ... [2019-11-27 09:36:39,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:39,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:41,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:41,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:41,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:41,970 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:41,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41 WrapperNode [2019-11-27 09:36:41,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:41,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:41,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:41,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:41,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:42,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:42,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:42,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:42,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:42,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:42,677 INFO L168 Benchmark]: Toolchain (without parser) took 3116.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.5 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:42,678 INFO L168 Benchmark]: CDTParser took 1.39 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 09:36:42,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2416.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:42,684 INFO L168 Benchmark]: Boogie Procedure Inliner took 338.68 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:42,690 INFO L168 Benchmark]: Boogie Preprocessor took 352.14 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:42,700 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 2416.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 338.68 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 352.14 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:46,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:46,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:46,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:46,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:46,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:46,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:46,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:46,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:46,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:46,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:46,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:46,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:46,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:46,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:46,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:46,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:46,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:46,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:46,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:46,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:46,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:46,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:46,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:46,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:46,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:46,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:46,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:46,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:46,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:46,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:46,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:46,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:46,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:46,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:46,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:46,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:46,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:46,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:46,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:46,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:46,705 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:46,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:46,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:46,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:46,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:46,751 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:46,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:46,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:46,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:46,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:46,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:46,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:46,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:46,756 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:46,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:46,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:46,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:46,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:46,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:46,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:46,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:46,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:46,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:46,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:46,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:46,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:46,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:46,764 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:46,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:46,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:46,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:46,767 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 -> 9b431fb1e114644b98930de9ab19cb0ae93d8815 [2019-11-27 09:36:47,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:47,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:47,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:47,399 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:47,399 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:47,401 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label00.c [2019-11-27 09:36:47,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18fb523ec/fae95c49188e44799cd49175bbbd7789/FLAG3b1afc776 [2019-11-27 09:36:49,048 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:49,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label00.c [2019-11-27 09:36:49,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18fb523ec/fae95c49188e44799cd49175bbbd7789/FLAG3b1afc776 [2019-11-27 09:36:49,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18fb523ec/fae95c49188e44799cd49175bbbd7789 [2019-11-27 09:36:49,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:49,152 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:49,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:49,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:49,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:49,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:49,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:49, skipping insertion in model container [2019-11-27 09:36:49,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:49" (1/1) ... [2019-11-27 09:36:49,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:49,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:51,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:51,165 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:51,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:51,764 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:51,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51 WrapperNode [2019-11-27 09:36:51,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:51,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:51,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:51,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:51,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:51,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:52,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:52,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:52,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:52,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:51" (1/1) ... [2019-11-27 09:36:52,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:52,269 INFO L168 Benchmark]: Toolchain (without parser) took 3111.54 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,271 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:52,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2611.51 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,281 INFO L168 Benchmark]: Boogie Preprocessor took 225.91 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:52,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 2611.51 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 225.91 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...