./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label50.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 a0ea50d704423271d5a51149e285ef0eb76ecb9d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label50.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 a0ea50d704423271d5a51149e285ef0eb76ecb9d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:58,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:58,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:58,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:58,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:58,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:58,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:58,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:58,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:58,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:58,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:58,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:58,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:58,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:58,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:58,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:58,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:58,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:58,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:58,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:58,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:58,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:58,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:58,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:58,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:58,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:58,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:58,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:58,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:58,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:58,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:58,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:58,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:58,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:58,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:58,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:58,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:58,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:58,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:58,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:58,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:58,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:58,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:58,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:58,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:58,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:58,925 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:58,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:58,926 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:58,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:58,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:58,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:58,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:58,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:58,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:58,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:58,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:58,932 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:58,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:58,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:58,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:58,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:58,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:58,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:58,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:58,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:58,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:58,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:58,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:58,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:58,940 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 -> a0ea50d704423271d5a51149e285ef0eb76ecb9d [2019-11-26 16:49:59,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:59,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:59,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:59,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:59,567 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:59,570 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2019-11-26 16:49:59,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11dee59e1/4e2ddc94e5a84a86a88cdf53dc0f9561/FLAG046409cca [2019-11-26 16:50:01,176 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:01,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2019-11-26 16:50:01,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11dee59e1/4e2ddc94e5a84a86a88cdf53dc0f9561/FLAG046409cca [2019-11-26 16:50:01,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11dee59e1/4e2ddc94e5a84a86a88cdf53dc0f9561 [2019-11-26 16:50:01,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:01,269 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:01,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:01,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:01,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:01,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01, skipping insertion in model container [2019-11-26 16:50:01,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:01,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:03,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:03,223 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:03,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:03,821 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:03,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03 WrapperNode [2019-11-26 16:50:03,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:03,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:03,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:03,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:03,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:04,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:04,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:04,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:04,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:04,558 INFO L168 Benchmark]: Toolchain (without parser) took 3282.82 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 892.5 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:04,561 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. [2019-11-26 16:50:04,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2552.62 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:04,565 INFO L168 Benchmark]: Boogie Procedure Inliner took 335.16 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:04,569 INFO L168 Benchmark]: Boogie Preprocessor took 385.74 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 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. [2019-11-26 16:50:04,580 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 2552.62 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 335.16 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 385.74 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 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 0.1.24-025d5a2 [2019-11-26 16:50:08,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:08,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:08,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:08,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:08,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:08,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:08,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:08,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:08,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:08,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:08,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:08,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:08,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:08,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:08,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:08,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:08,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:08,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:08,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:08,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:08,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:08,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:08,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:08,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:08,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:08,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:08,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:08,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:08,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:08,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:08,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:08,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:08,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:08,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:08,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:08,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:08,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:08,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:08,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:08,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:08,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:08,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:08,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:08,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:08,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:08,606 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:08,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:08,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:08,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:08,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:08,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:08,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:08,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:08,612 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:08,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:08,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:08,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:08,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:08,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:08,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:08,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:08,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:08,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:08,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:08,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:08,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:08,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:08,620 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:08,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:08,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:08,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:08,624 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 -> a0ea50d704423271d5a51149e285ef0eb76ecb9d [2019-11-26 16:50:09,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:09,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:09,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:09,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:09,265 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:09,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2019-11-26 16:50:09,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a42a7b9c/41c75fc9976c40d391a5123dc609fdc4/FLAG7e1b56e26 [2019-11-26 16:50:10,825 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:10,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2019-11-26 16:50:10,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a42a7b9c/41c75fc9976c40d391a5123dc609fdc4/FLAG7e1b56e26 [2019-11-26 16:50:11,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a42a7b9c/41c75fc9976c40d391a5123dc609fdc4 [2019-11-26 16:50:11,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:11,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:11,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:11,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:11,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:11,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11, skipping insertion in model container [2019-11-26 16:50:11,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:11,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:13,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:13,129 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:14,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:14,168 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:14,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14 WrapperNode [2019-11-26 16:50:14,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:14,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:14,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:14,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:14,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:14,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:14,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:14,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:14,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:14,699 INFO L168 Benchmark]: Toolchain (without parser) took 3599.92 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 902.2 MB in the end (delta: 59.5 MB). Peak memory consumption was 59.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,700 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-26 16:50:14,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3072.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 925.2 MB in the end (delta: 36.5 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.80 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,711 INFO L168 Benchmark]: Boogie Preprocessor took 226.67 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 902.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,720 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 3072.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 925.2 MB in the end (delta: 36.5 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 291.80 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.67 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 902.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...