./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label23.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 6f12abc512cccf4c27c16f251095b3f49b593edc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label23.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 6f12abc512cccf4c27c16f251095b3f49b593edc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:29,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:29,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:29,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:29,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:29,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:29,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:29,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:29,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:29,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:29,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:29,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:29,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:29,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:29,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:29,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:29,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:29,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:29,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:29,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:29,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:29,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:29,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:29,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:29,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:29,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:29,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:29,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:29,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:29,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:29,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:29,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:29,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:29,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:29,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:29,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:29,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:29,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:29,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:29,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:29,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:29,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:29,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:29,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:29,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:29,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:29,336 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:29,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:29,337 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:29,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:29,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:29,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:29,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:29,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:29,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:29,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:29,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:29,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:29,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:29,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:29,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:29,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:29,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:29,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:29,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:29,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:29,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:29,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:29,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:29,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:29,351 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 -> 6f12abc512cccf4c27c16f251095b3f49b593edc [2019-11-25 22:39:29,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:29,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:29,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:29,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:29,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:29,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-25 22:39:30,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4db1594/d2c5a2ef0b594a3b9bb0a51ec078d3f6/FLAGded3bfb2d [2019-11-25 22:39:31,912 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:31,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-25 22:39:32,016 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4db1594/d2c5a2ef0b594a3b9bb0a51ec078d3f6/FLAGded3bfb2d [2019-11-25 22:39:32,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4db1594/d2c5a2ef0b594a3b9bb0a51ec078d3f6 [2019-11-25 22:39:32,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:32,082 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:32,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:32,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:32,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:32,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:32" (1/1) ... [2019-11-25 22:39:32,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:32, skipping insertion in model container [2019-11-25 22:39:32,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:32" (1/1) ... [2019-11-25 22:39:32,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:32,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:35,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:35,828 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:37,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:37,532 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:37,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37 WrapperNode [2019-11-25 22:39:37,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:37,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:37,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:37,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:37,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:37,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:39,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:39,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:39,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:39,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:39,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:39,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:39,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:39,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:39,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:39,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:40,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:40,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:40,267 INFO L168 Benchmark]: Toolchain (without parser) took 8182.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 804.4 MB in the end (delta: 140.1 MB). Peak memory consumption was 140.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:40,271 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:39:40,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5454.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:40,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 1465.63 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 874.9 MB in the end (delta: -89.6 MB). Peak memory consumption was 144.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:40,279 INFO L168 Benchmark]: Boogie Preprocessor took 1253.24 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 804.4 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:40,289 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5454.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1465.63 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 874.9 MB in the end (delta: -89.6 MB). Peak memory consumption was 144.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1253.24 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 804.4 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:44,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:44,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:44,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:44,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:44,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:44,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:44,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:44,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:44,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:44,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:44,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:44,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:44,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:44,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:44,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:44,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:44,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:44,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:44,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:44,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:44,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:44,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:44,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:44,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:44,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:44,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:44,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:44,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:44,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:44,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:44,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:44,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:44,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:44,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:44,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:44,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:44,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:44,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:44,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:44,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:44,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:44,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:44,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:44,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:44,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:44,519 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:44,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:44,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:44,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:44,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:44,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:44,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:44,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:44,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:44,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:44,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:44,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:44,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:44,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:44,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:44,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:44,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:44,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:44,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:44,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:44,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:44,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:44,534 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:44,535 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:44,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:44,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:44,539 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 -> 6f12abc512cccf4c27c16f251095b3f49b593edc [2019-11-25 22:39:44,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:44,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:45,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:45,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:45,007 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:45,008 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-25 22:39:45,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302c3dbdb/e6b46c98f5cc4de69ab0556512f81a6e/FLAG1d81390d5 [2019-11-25 22:39:46,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:46,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-25 22:39:46,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302c3dbdb/e6b46c98f5cc4de69ab0556512f81a6e/FLAG1d81390d5 [2019-11-25 22:39:46,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302c3dbdb/e6b46c98f5cc4de69ab0556512f81a6e [2019-11-25 22:39:46,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:46,995 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:46,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:46,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:47,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:47,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:46" (1/1) ... [2019-11-25 22:39:47,047 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 25.11 10:39:47, skipping insertion in model container [2019-11-25 22:39:47,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:46" (1/1) ... [2019-11-25 22:39:47,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:47,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:51,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:51,461 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:53,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:53,595 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:53,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53 WrapperNode [2019-11-25 22:39:53,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:53,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:53,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:53,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:53,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:53,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:54,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:54,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:54,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:54,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:53" (1/1) ... [2019-11-25 22:39:54,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:54,799 INFO L168 Benchmark]: Toolchain (without parser) took 7801.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 877.1 MB in the end (delta: 67.4 MB). Peak memory consumption was 67.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:54,801 INFO L168 Benchmark]: CDTParser took 1.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:39:54,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6603.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 960.0 MB in the end (delta: -15.4 MB). Peak memory consumption was 264.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:54,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 504.27 ms. Allocated memory is still 1.0 GB. Free memory was 960.0 MB in the beginning and 910.1 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:54,810 INFO L168 Benchmark]: Boogie Preprocessor took 685.84 ms. Allocated memory is still 1.0 GB. Free memory was 910.1 MB in the beginning and 877.1 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:54,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 6603.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 960.0 MB in the end (delta: -15.4 MB). Peak memory consumption was 264.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 504.27 ms. Allocated memory is still 1.0 GB. Free memory was 960.0 MB in the beginning and 910.1 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 685.84 ms. Allocated memory is still 1.0 GB. Free memory was 910.1 MB in the beginning and 877.1 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...