./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label53.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 e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label53.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 e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:58,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:58,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:58,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:58,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:58,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:58,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:58,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:58,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:58,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:58,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:58,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:58,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:58,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:58,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:58,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:58,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:58,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:58,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:58,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:58,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:58,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:58,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:58,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:58,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:58,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:58,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:58,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:58,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:58,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:58,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:58,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:58,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:58,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:58,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:58,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:58,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:58,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:58,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:58,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:58,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:58,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:58,891 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:58,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:58,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:58,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:58,899 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:58,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:58,902 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:58,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:58,902 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:58,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:58,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:58,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:58,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:58,906 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:58,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:58,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:58,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:58,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:58,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:58,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:58,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:58,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:58,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:58,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:58,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:58,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:58,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:58,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:58,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:58,911 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 -> e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe [2019-11-24 20:55:59,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:59,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:59,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:59,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:59,499 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:59,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2019-11-24 20:55:59,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcadb2e23/9c811ac940a74e8cb8a33767cd582f4e/FLAG7176b58b4 [2019-11-24 20:56:01,143 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:01,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2019-11-24 20:56:01,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcadb2e23/9c811ac940a74e8cb8a33767cd582f4e/FLAG7176b58b4 [2019-11-24 20:56:01,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcadb2e23/9c811ac940a74e8cb8a33767cd582f4e [2019-11-24 20:56:01,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:01,248 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:01,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:01,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:01,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:01,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,277 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 24.11 08:56:01, skipping insertion in model container [2019-11-24 20:56:01,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:01,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:03,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:03,128 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:03,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:03,705 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:03,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03 WrapperNode [2019-11-24 20:56:03,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:03,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:03,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:03,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:03,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:03,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:04,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:04,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:04,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:04,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:04,431 INFO L168 Benchmark]: Toolchain (without parser) took 3179.97 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 892.3 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:04,433 INFO L168 Benchmark]: CDTParser took 2.38 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. [2019-11-24 20:56:04,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2454.87 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 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:04,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 348.11 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 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. [2019-11-24 20:56:04,443 INFO L168 Benchmark]: Boogie Preprocessor took 365.04 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. [2019-11-24 20:56:04,454 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.38 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 2454.87 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 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 348.11 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 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 365.04 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 0.1.24-32f2683 [2019-11-24 20:56:08,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:08,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:08,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:08,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:08,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:08,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:08,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:08,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:08,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:08,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:08,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:08,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:08,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:08,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:08,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:08,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:08,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:08,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:08,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:08,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:08,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:08,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:08,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:08,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:08,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:08,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:08,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:08,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:08,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:08,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:08,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:08,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:08,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:08,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:08,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:08,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:08,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:08,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:08,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:08,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:08,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:08,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:08,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:08,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:08,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:08,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:08,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:08,881 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:08,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:08,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:08,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:08,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:08,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:08,886 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:08,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:08,887 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:08,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:08,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:08,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:08,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:08,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:08,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:08,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:08,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:08,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:08,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:08,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:08,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:08,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:08,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:08,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:08,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:08,899 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 -> e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe [2019-11-24 20:56:09,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:09,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:09,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:09,523 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:09,527 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:09,528 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2019-11-24 20:56:09,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3884423/6fc86543943446fcbaaaa812c498d54d/FLAG5e6e0c109 [2019-11-24 20:56:11,240 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:11,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2019-11-24 20:56:11,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3884423/6fc86543943446fcbaaaa812c498d54d/FLAG5e6e0c109 [2019-11-24 20:56:11,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3884423/6fc86543943446fcbaaaa812c498d54d [2019-11-24 20:56:11,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:11,380 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:11,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:11,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:11,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:11,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,406 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 24.11 08:56:11, skipping insertion in model container [2019-11-24 20:56:11,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:11,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:13,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:13,664 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:14,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:14,230 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:14,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14 WrapperNode [2019-11-24 20:56:14,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:14,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:14,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:14,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:14,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:14,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:14,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:14,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:14,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:14,757 INFO L168 Benchmark]: Toolchain (without parser) took 3369.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,758 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 20:56:14,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2849.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 283.66 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 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. [2019-11-24 20:56:14,767 INFO L168 Benchmark]: Boogie Preprocessor took 227.49 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. [2019-11-24 20:56:14,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2849.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 283.66 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 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 227.49 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...