./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label29.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_label29.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 b58a35b82358ba5160d6216f8f839a69fd1d9edf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label29.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 b58a35b82358ba5160d6216f8f839a69fd1d9edf .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:41:51,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:51,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:51,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:51,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:51,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:51,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:51,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:51,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:52,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:52,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:52,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:52,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:52,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:52,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:52,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:52,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:52,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:52,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:52,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:52,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:52,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:52,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:52,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:52,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:52,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:52,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:52,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:52,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:52,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:52,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:52,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:52,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:52,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:52,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:52,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:52,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:52,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:52,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:52,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:52,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:52,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:52,149 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:52,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:52,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:52,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:52,160 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:52,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:52,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:52,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:52,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:52,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:52,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:52,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:52,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:52,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:52,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:52,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:52,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:52,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:52,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:52,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:52,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:52,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:52,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:52,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:52,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:52,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:52,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:52,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:52,175 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 -> b58a35b82358ba5160d6216f8f839a69fd1d9edf [2019-11-25 22:41:52,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:52,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:52,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:52,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:52,726 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:52,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-25 22:41:52,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48bee9a4f/8427bd3b317944f598fabfc021561dc1/FLAG283a55ae2 [2019-11-25 22:41:54,280 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:54,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-25 22:41:54,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48bee9a4f/8427bd3b317944f598fabfc021561dc1/FLAG283a55ae2 [2019-11-25 22:41:54,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48bee9a4f/8427bd3b317944f598fabfc021561dc1 [2019-11-25 22:41:54,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:54,388 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:54,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:54,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:54,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:54,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54, skipping insertion in model container [2019-11-25 22:41:54,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:54,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:56,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:56,324 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:57,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:57,263 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:57,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57 WrapperNode [2019-11-25 22:41:57,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:57,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:57,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:57,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:57,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:57,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:57,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:57,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:57,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:57,871 INFO L168 Benchmark]: Toolchain (without parser) took 3477.76 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 892.5 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:57,872 INFO L168 Benchmark]: CDTParser took 3.53 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 22:41:57,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2872.44 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 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:57,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 329.55 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 22:41:57,882 INFO L168 Benchmark]: Boogie Preprocessor took 262.91 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:57,893 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.53 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 2872.44 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 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 329.55 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 262.91 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 22:42:01,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:01,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:01,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:01,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:01,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:01,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:01,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:01,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:01,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:01,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:01,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:01,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:01,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:01,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:01,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:01,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:01,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:01,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:01,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:01,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:01,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:01,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:01,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:01,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:01,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:01,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:01,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:01,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:01,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:01,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:01,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:01,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:01,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:01,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:01,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:01,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:01,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:01,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:01,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:01,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:01,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:01,915 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:01,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:01,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:01,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:01,927 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:01,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:01,927 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:01,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:01,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:01,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:01,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:01,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:01,930 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:01,931 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:01,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:01,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:01,933 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:01,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:01,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:01,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:01,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:01,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:01,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:01,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:01,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:01,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:01,939 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:01,942 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:01,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:01,943 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:01,944 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 -> b58a35b82358ba5160d6216f8f839a69fd1d9edf [2019-11-25 22:42:02,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:02,610 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:02,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:02,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:02,622 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:02,624 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-25 22:42:02,778 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b6d287d7/0c2041651cb14ff0ae97da006deb9406/FLAGde1005788 [2019-11-25 22:42:04,255 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:04,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2019-11-25 22:42:04,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b6d287d7/0c2041651cb14ff0ae97da006deb9406/FLAGde1005788 [2019-11-25 22:42:04,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b6d287d7/0c2041651cb14ff0ae97da006deb9406 [2019-11-25 22:42:04,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:04,363 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:04,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:04,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:04,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:04,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04, skipping insertion in model container [2019-11-25 22:42:04,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:04,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:06,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:06,348 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:06,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:06,976 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:06,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06 WrapperNode [2019-11-25 22:42:06,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:06,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:06,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:06,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:07,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:07,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:07,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:07,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:07,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:07,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:07,420 INFO L168 Benchmark]: Toolchain (without parser) took 3051.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:07,422 INFO L168 Benchmark]: CDTParser took 1.04 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. [2019-11-25 22:42:07,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2609.67 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:07,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:07,432 INFO L168 Benchmark]: Boogie Preprocessor took 199.66 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 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 22:42:07,441 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 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 2609.67 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.66 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 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...