./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label15.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/Problem03_label15.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 dc1940b71c73ef390aafd30afef03920c6edef88 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label15.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 dc1940b71c73ef390aafd30afef03920c6edef88 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:21:51,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:51,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:51,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:51,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:51,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:51,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:51,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:51,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:51,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:51,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:51,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:51,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:51,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:51,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:51,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:51,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:51,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:51,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:51,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:51,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:51,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:51,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:51,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:51,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:51,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:51,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:51,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:51,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:51,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:51,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:51,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:51,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:51,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:51,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:51,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:51,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:51,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:51,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:51,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:51,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:51,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:51,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:51,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:51,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:51,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:51,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:51,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:51,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:51,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:51,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:51,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:51,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:51,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:51,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:51,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:51,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:51,365 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:51,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:51,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:51,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:51,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:51,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:51,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:51,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:51,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:51,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:51,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:51,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:51,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:51,374 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 -> dc1940b71c73ef390aafd30afef03920c6edef88 [2019-11-27 09:21:51,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:51,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:51,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:51,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:51,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:51,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label15.c [2019-11-27 09:21:52,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6de3e7f/b2dba880aead4839bde4867f9eaf92e8/FLAG9014cc522 [2019-11-27 09:21:53,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:53,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label15.c [2019-11-27 09:21:53,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6de3e7f/b2dba880aead4839bde4867f9eaf92e8/FLAG9014cc522 [2019-11-27 09:21:53,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6de3e7f/b2dba880aead4839bde4867f9eaf92e8 [2019-11-27 09:21:53,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:53,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:53,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:53,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:53,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:53,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53, skipping insertion in model container [2019-11-27 09:21:53,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:54,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:55,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:55,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:56,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:56,354 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:56,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56 WrapperNode [2019-11-27 09:21:56,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:56,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:56,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:56,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:56,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:56,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:56,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:56,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:56,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:56,935 INFO L168 Benchmark]: Toolchain (without parser) took 3071.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 933.0 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:56,936 INFO L168 Benchmark]: CDTParser took 0.71 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 09:21:56,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2486.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:56,941 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.65 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:56,944 INFO L168 Benchmark]: Boogie Preprocessor took 269.79 ms. Allocated memory is still 1.0 GB. Free memory was 938.7 MB in the beginning and 933.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:56,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 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 2486.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.65 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 269.79 ms. Allocated memory is still 1.0 GB. Free memory was 938.7 MB in the beginning and 933.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:00,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:00,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:00,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:00,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:00,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:00,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:00,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:00,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:00,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:00,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:00,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:00,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:00,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:00,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:00,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:00,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:00,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:00,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:00,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:00,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:00,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:00,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:00,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:00,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:00,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:00,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:00,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:00,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:00,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:00,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:00,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:00,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:00,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:00,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:00,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:00,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:00,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:00,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:00,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:00,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:00,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:00,939 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:00,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:00,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:00,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:00,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:00,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:00,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:00,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:00,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:00,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:00,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:00,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:00,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:00,951 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:00,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:00,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:00,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:00,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:00,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:00,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:00,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:00,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:00,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:00,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:00,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:00,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:00,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:00,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:00,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:00,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:00,962 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 -> dc1940b71c73ef390aafd30afef03920c6edef88 [2019-11-27 09:22:01,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:01,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:01,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:01,600 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:01,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:01,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label15.c [2019-11-27 09:22:01,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0702f1a54/997372ee482d40e2a7abdb50462aa7f9/FLAG9ce68cd7c [2019-11-27 09:22:03,138 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:03,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label15.c [2019-11-27 09:22:03,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0702f1a54/997372ee482d40e2a7abdb50462aa7f9/FLAG9ce68cd7c [2019-11-27 09:22:03,226 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0702f1a54/997372ee482d40e2a7abdb50462aa7f9 [2019-11-27 09:22:03,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:03,243 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:03,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:03,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:03,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:03,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:03" (1/1) ... [2019-11-27 09:22:03,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:03, skipping insertion in model container [2019-11-27 09:22:03,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:03" (1/1) ... [2019-11-27 09:22:03,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:03,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:05,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:05,039 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:05,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:05,705 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:05,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05 WrapperNode [2019-11-27 09:22:05,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:05,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:05,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:05,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:05,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:05,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:05,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:05,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:05,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:05,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:06,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:06,242 INFO L168 Benchmark]: Toolchain (without parser) took 2993.41 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 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:06,242 INFO L168 Benchmark]: CDTParser took 0.47 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 09:22:06,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2465.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:06,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.53 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:06,253 INFO L168 Benchmark]: Boogie Preprocessor took 237.41 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:06,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 2465.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.53 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.41 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 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...