./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label41.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_label41.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 f02b3a0d3dbc57c5a5ab98a537cc365bad4828d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label41.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 f02b3a0d3dbc57c5a5ab98a537cc365bad4828d5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:22:07,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:07,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:07,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:07,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:07,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:07,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:07,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:07,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:07,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:07,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:07,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:07,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:07,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:07,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:07,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:07,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:07,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:07,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:07,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:07,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:07,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:07,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:07,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:07,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:07,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:07,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:07,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:07,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:07,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:07,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:07,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:07,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:07,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:07,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:07,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:07,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:07,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:07,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:07,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:07,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:07,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:07,322 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:07,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:07,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:07,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:07,328 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:07,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:07,329 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:07,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:07,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:07,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:07,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:07,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:07,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:07,335 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:07,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:07,336 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:07,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:07,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:07,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:07,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:07,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:07,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:07,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:07,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:07,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:07,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:07,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:07,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:07,345 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 -> f02b3a0d3dbc57c5a5ab98a537cc365bad4828d5 [2019-11-27 09:22:07,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:08,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:08,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:08,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:08,026 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:08,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label41.c [2019-11-27 09:22:08,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260c2209e/e543db9520cb4a168a2469587a33b84f/FLAG0bc52a6aa [2019-11-27 09:22:09,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:09,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label41.c [2019-11-27 09:22:09,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260c2209e/e543db9520cb4a168a2469587a33b84f/FLAG0bc52a6aa [2019-11-27 09:22:09,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260c2209e/e543db9520cb4a168a2469587a33b84f [2019-11-27 09:22:09,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:09,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:09,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:09,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:09,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:09,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:09,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:09, skipping insertion in model container [2019-11-27 09:22:09,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:09" (1/1) ... [2019-11-27 09:22:09,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:09,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:11,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:11,469 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:12,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:12,146 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:12,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12 WrapperNode [2019-11-27 09:22:12,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:12,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:12,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:12,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:12,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:12,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:12,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:12,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:12,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:12" (1/1) ... [2019-11-27 09:22:12,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:12,770 INFO L168 Benchmark]: Toolchain (without parser) took 3088.75 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 903.7 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:12,771 INFO L168 Benchmark]: CDTParser took 0.43 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 09:22:12,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2466.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:12,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 311.92 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:12,786 INFO L168 Benchmark]: Boogie Preprocessor took 296.72 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:12,798 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2466.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 311.92 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 296.72 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:16,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:16,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:16,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:16,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:16,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:16,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:16,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:16,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:16,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:16,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:16,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:16,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:16,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:16,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:16,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:16,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:16,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:16,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:16,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:16,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:16,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:16,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:16,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:16,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:16,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:16,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:16,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:16,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:16,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:16,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:16,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:16,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:16,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:16,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:16,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:16,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:16,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:16,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:16,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:16,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:16,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:16,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:16,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:16,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:16,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:16,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:16,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:16,888 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:16,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:16,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:16,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:16,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:16,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:16,891 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:16,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:16,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:16,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:16,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:16,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:16,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:16,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:16,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:16,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:16,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:16,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:16,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:16,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:16,900 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:16,901 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:16,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:16,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:16,906 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 -> f02b3a0d3dbc57c5a5ab98a537cc365bad4828d5 [2019-11-27 09:22:17,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:17,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:17,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:17,568 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:17,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:17,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label41.c [2019-11-27 09:22:17,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bdc65509/72246b891c0b420c91032cd3ca85ecb8/FLAG47c103ebd [2019-11-27 09:22:19,115 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:19,117 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label41.c [2019-11-27 09:22:19,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bdc65509/72246b891c0b420c91032cd3ca85ecb8/FLAG47c103ebd [2019-11-27 09:22:19,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bdc65509/72246b891c0b420c91032cd3ca85ecb8 [2019-11-27 09:22:19,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:19,216 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:19,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:19,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:19,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:19,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:19" (1/1) ... [2019-11-27 09:22:19,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3225affb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:19, skipping insertion in model container [2019-11-27 09:22:19,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:19" (1/1) ... [2019-11-27 09:22:19,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:19,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:21,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:21,082 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:21,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:21,789 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:21,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21 WrapperNode [2019-11-27 09:22:21,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:21,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:21,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:21,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:21,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:21,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:22,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:22,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:22,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:22,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:22,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:22,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:22,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:22,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:22,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:22,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:22,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:21" (1/1) ... [2019-11-27 09:22:22,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:22,348 INFO L168 Benchmark]: Toolchain (without parser) took 3126.31 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 57.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:22,349 INFO L168 Benchmark]: CDTParser took 0.37 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 09:22:22,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2573.93 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 09:22:22,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.55 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 09:22:22,359 INFO L168 Benchmark]: Boogie Preprocessor took 254.37 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 09:22:22,368 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2573.93 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 290.55 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 254.37 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...