./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label31.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/Problem16_label31.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 4441f0f15654b608146e6a9611fa87418b81f3d2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label31.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 4441f0f15654b608146e6a9611fa87418b81f3d2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:41:53,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:53,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:53,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:53,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:53,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:53,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:53,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:53,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:53,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:53,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:53,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:53,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:53,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:53,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:53,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:53,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:53,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:53,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:53,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:53,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:53,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:53,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:53,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:53,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:53,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:53,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:53,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:53,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:53,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:53,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:53,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:53,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:53,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:53,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:53,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:53,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:53,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:53,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:53,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:53,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:53,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:53,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:53,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:53,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:53,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:53,930 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:53,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:53,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:53,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:53,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:53,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:53,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:53,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:53,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:53,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:53,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:53,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:53,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:53,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:53,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:53,943 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:53,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:53,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:53,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:53,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:53,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:53,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:53,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:53,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:53,948 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 -> 4441f0f15654b608146e6a9611fa87418b81f3d2 [2019-11-25 22:41:54,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:54,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:54,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:54,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:54,582 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:54,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2019-11-25 22:41:54,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f71c032e7/c2363d0f4075437685a34ff74342584b/FLAG635fdc268 [2019-11-25 22:41:56,258 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:56,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2019-11-25 22:41:56,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f71c032e7/c2363d0f4075437685a34ff74342584b/FLAG635fdc268 [2019-11-25 22:41:56,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f71c032e7/c2363d0f4075437685a34ff74342584b [2019-11-25 22:41:56,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:56,353 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:56,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:56,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:56,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:56,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:56,378 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 10:41:56, skipping insertion in model container [2019-11-25 22:41:56,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:56,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:56,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:58,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:58,103 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:58,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:58,643 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:58,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58 WrapperNode [2019-11-25 22:41:58,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:58,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:58,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:58,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:58,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:58,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:58,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:58,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:58,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:58,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:59,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:59,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:59,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:59,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:59,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:59,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:59,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:59,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:59,339 INFO L168 Benchmark]: Toolchain (without parser) took 2977.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.3 MB in the end (delta: 62.2 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:59,340 INFO L168 Benchmark]: CDTParser took 0.32 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 22:41:59,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2289.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:59,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 332.94 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:59,349 INFO L168 Benchmark]: Boogie Preprocessor took 346.44 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:59,361 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2289.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 332.94 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 346.44 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 22:42:03,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:03,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:03,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:03,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:03,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:03,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:03,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:03,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:03,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:03,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:03,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:03,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:03,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:03,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:03,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:03,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:03,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:03,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:03,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:03,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:03,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:03,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:03,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:03,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:03,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:03,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:03,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:03,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:03,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:03,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:03,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:03,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:03,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:03,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:03,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:03,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:03,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:03,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:03,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:03,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:03,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:03,537 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:03,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:03,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:03,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:03,550 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:03,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:03,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:03,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:03,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:03,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:03,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:03,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:03,556 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:03,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:03,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:03,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:03,557 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:03,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:03,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:03,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:03,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:03,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:03,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:03,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:03,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:03,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:03,566 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:03,569 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:03,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:03,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:03,571 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 -> 4441f0f15654b608146e6a9611fa87418b81f3d2 [2019-11-25 22:42:04,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:04,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:04,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:04,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:04,162 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:04,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2019-11-25 22:42:04,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d81971e/3f9b9f6c5d634f12b350fe90eb23302a/FLAG94eb16759 [2019-11-25 22:42:05,957 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:05,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2019-11-25 22:42:06,015 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d81971e/3f9b9f6c5d634f12b350fe90eb23302a/FLAG94eb16759 [2019-11-25 22:42:06,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d81971e/3f9b9f6c5d634f12b350fe90eb23302a [2019-11-25 22:42:06,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:06,068 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:06,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:06,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:06,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:06,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:06,102 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 10:42:06, skipping insertion in model container [2019-11-25 22:42:06,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:06,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:06,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:07,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:08,007 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:08,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:08,612 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:08,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08 WrapperNode [2019-11-25 22:42:08,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:08,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:08,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:08,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:08,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:08,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:08,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:08,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:08,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:09,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:09,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:09,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:09,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:09,110 INFO L168 Benchmark]: Toolchain (without parser) took 3038.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:09,113 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 22:42:09,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2531.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:09,117 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.43 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:09,122 INFO L168 Benchmark]: Boogie Preprocessor took 225.67 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:09,134 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 2531.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.43 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 225.67 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...