./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label11.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/Problem18_label11.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 76afc8f4f6ff9ea95b078be6aa752302344bc598 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label11.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 76afc8f4f6ff9ea95b078be6aa752302344bc598 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:38:14,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:14,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:14,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:14,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:14,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:14,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:14,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:14,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:14,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:14,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:14,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:14,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:14,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:14,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:14,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:14,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:14,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:14,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:14,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:14,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:14,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:14,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:14,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:14,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:14,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:14,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:14,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:14,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:14,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:14,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:14,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:14,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:14,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:14,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:14,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:14,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:14,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:14,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:14,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:14,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:14,755 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:14,811 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:14,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:14,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:14,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:14,820 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:14,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:14,821 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:14,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:14,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:14,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:14,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:14,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:14,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:14,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:14,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:14,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:14,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:14,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:14,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:14,832 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:14,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:14,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:14,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:14,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:14,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:14,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:14,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:14,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:14,838 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 -> 76afc8f4f6ff9ea95b078be6aa752302344bc598 [2019-11-27 09:38:15,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:15,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:15,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:15,474 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:15,476 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:15,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-27 09:38:15,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba9b77cc/4fc2e09cfa384fef95b0c08600039a92/FLAGc513fa446 [2019-11-27 09:38:17,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:17,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-27 09:38:17,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba9b77cc/4fc2e09cfa384fef95b0c08600039a92/FLAGc513fa446 [2019-11-27 09:38:17,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba9b77cc/4fc2e09cfa384fef95b0c08600039a92 [2019-11-27 09:38:17,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:17,321 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:17,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:17,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:17,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:17,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:17, skipping insertion in model container [2019-11-27 09:38:17,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:17,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:20,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:20,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:21,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:21,328 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:21,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21 WrapperNode [2019-11-27 09:38:21,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:21,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:21,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:21,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:21,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:21,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:21,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:21,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:21,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:22,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:22,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:22,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:22,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:22,422 INFO L168 Benchmark]: Toolchain (without parser) took 5100.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 818.0 MB in the end (delta: 130.8 MB). Peak memory consumption was 130.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,425 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:22,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4005.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 892.8 MB in the end (delta: 56.0 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.88 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.6 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,438 INFO L168 Benchmark]: Boogie Preprocessor took 530.10 ms. Allocated memory is still 1.0 GB. Free memory was 852.6 MB in the beginning and 818.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4005.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 892.8 MB in the end (delta: 56.0 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.88 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.6 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 530.10 ms. Allocated memory is still 1.0 GB. Free memory was 852.6 MB in the beginning and 818.0 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 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 09:38:26,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:26,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:26,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:26,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:26,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:26,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:26,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:26,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:26,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:26,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:26,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:26,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:26,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:26,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:26,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:26,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:26,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:26,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:26,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:26,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:26,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:26,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:26,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:26,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:26,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:26,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:26,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:26,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:26,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:26,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:26,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:26,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:26,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:26,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:26,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:26,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:26,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:26,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:26,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:26,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:26,670 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:26,709 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:26,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:26,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:26,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:26,715 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:26,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:26,718 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:26,718 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:26,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:26,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:26,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:26,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:26,721 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:26,721 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:26,723 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:26,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:26,723 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:26,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:26,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:26,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:26,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:26,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:26,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:26,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:26,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:26,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:26,730 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:26,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:26,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:26,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:26,733 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 -> 76afc8f4f6ff9ea95b078be6aa752302344bc598 [2019-11-27 09:38:27,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:27,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:27,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:27,334 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:27,335 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:27,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-27 09:38:27,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bc026f8c/22ce02da58c14869ba5149b596da099a/FLAGaee434874 [2019-11-27 09:38:29,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:29,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-27 09:38:29,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bc026f8c/22ce02da58c14869ba5149b596da099a/FLAGaee434874 [2019-11-27 09:38:29,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bc026f8c/22ce02da58c14869ba5149b596da099a [2019-11-27 09:38:29,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:29,124 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:29,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:29,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:29,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:29,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:29,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:29, skipping insertion in model container [2019-11-27 09:38:29,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:29" (1/1) ... [2019-11-27 09:38:29,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:29,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:32,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:32,028 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:33,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:33,140 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:33,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33 WrapperNode [2019-11-27 09:38:33,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:33,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:33,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:33,149 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:33,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:33,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:33,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:33,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:33,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:33,965 INFO L168 Benchmark]: Toolchain (without parser) took 4838.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 150.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:33,969 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 09:38:33,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4016.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:33,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 417.61 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:33,976 INFO L168 Benchmark]: Boogie Preprocessor took 393.06 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:33,986 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 4016.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 417.61 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 393.06 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...