./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label07.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 3ce78cd1ef7b2077edf2e183e624444c65155a64 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label07.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 3ce78cd1ef7b2077edf2e183e624444c65155a64 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:21,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:21,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:21,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:21,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:21,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:21,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:21,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:21,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:21,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:21,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:21,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:21,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:21,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:21,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:21,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:21,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:21,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:21,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:21,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:21,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:21,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:21,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:21,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:21,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:21,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:21,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:21,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:21,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:21,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:21,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:21,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:21,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:21,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:21,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:21,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:21,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:21,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:21,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:21,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:21,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:21,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:21,986 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:21,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:21,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:21,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:21,992 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:21,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:21,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:21,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:21,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:21,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:21,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:21,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:21,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:21,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:21,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:22,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:22,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:22,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:22,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:22,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:22,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:22,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:22,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:22,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:22,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:22,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:22,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:22,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:22,009 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 -> 3ce78cd1ef7b2077edf2e183e624444c65155a64 [2019-11-27 09:34:22,578 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:22,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:22,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:22,617 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:22,620 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:22,621 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label07.c [2019-11-27 09:34:22,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f2e77df/d0e8a4531e1a4047bea6ac72717de689/FLAG30479ea01 [2019-11-27 09:34:24,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:24,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label07.c [2019-11-27 09:34:24,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f2e77df/d0e8a4531e1a4047bea6ac72717de689/FLAG30479ea01 [2019-11-27 09:34:24,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f2e77df/d0e8a4531e1a4047bea6ac72717de689 [2019-11-27 09:34:24,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:24,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:24,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:24,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:24,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:24,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:24,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:24, skipping insertion in model container [2019-11-27 09:34:24,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:24" (1/1) ... [2019-11-27 09:34:24,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:25,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:28,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:28,683 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:30,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:30,522 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:30,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30 WrapperNode [2019-11-27 09:34:30,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:30,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:30,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:30,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:30,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:30,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:32,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:32,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:32,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:32,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:32,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:32,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:32,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:32,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:32,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:32,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:33,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:30" (1/1) ... [2019-11-27 09:34:33,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:33,400 INFO L168 Benchmark]: Toolchain (without parser) took 8638.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 807.1 MB in the end (delta: 143.2 MB). Peak memory consumption was 143.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:33,402 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. [2019-11-27 09:34:33,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5760.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:33,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 1648.96 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 870.3 MB in the end (delta: -96.5 MB). Peak memory consumption was 127.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:33,411 INFO L168 Benchmark]: Boogie Preprocessor took 1215.76 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 807.1 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:33,422 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 5760.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1648.96 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 870.3 MB in the end (delta: -96.5 MB). Peak memory consumption was 127.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1215.76 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 807.1 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 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-da95e15 [2019-11-27 09:34:37,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:37,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:37,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:37,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:37,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:37,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:37,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:37,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:37,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:37,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:37,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:37,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:37,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:37,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:37,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:37,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:37,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:37,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:37,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:37,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:37,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:37,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:37,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:37,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:37,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:37,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:37,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:37,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:37,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:37,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:37,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:37,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:37,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:37,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:37,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:37,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:37,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:37,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:37,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:37,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:37,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:37,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:37,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:37,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:37,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:37,450 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:37,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:37,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:37,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:37,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:37,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:37,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:37,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:37,455 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:37,458 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:37,458 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:37,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:37,459 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:37,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:37,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:37,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:37,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:37,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:37,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:37,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:37,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:37,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:37,467 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:37,467 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:37,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:37,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:37,469 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 -> 3ce78cd1ef7b2077edf2e183e624444c65155a64 [2019-11-27 09:34:38,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:38,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:38,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:38,076 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:38,079 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:38,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label07.c [2019-11-27 09:34:38,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8fcbc614/5512a78594194c44afe575867b9e6868/FLAGbd677d274 [2019-11-27 09:34:39,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:39,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label07.c [2019-11-27 09:34:39,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8fcbc614/5512a78594194c44afe575867b9e6868/FLAGbd677d274 [2019-11-27 09:34:40,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8fcbc614/5512a78594194c44afe575867b9e6868 [2019-11-27 09:34:40,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:40,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:40,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:40,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:40,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:40,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:40" (1/1) ... [2019-11-27 09:34:40,444 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 27.11 09:34:40, skipping insertion in model container [2019-11-27 09:34:40,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:40" (1/1) ... [2019-11-27 09:34:40,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:40,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:44,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:44,416 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:46,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:46,157 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:46,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46 WrapperNode [2019-11-27 09:34:46,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:46,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:46,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:46,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:46,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:46,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:47,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:47,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:47,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:47,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:46" (1/1) ... [2019-11-27 09:34:47,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:47,610 INFO L168 Benchmark]: Toolchain (without parser) took 7191.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 887.5 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:47,610 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 09:34:47,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5739.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 727.0 MB in the end (delta: 221.8 MB). Peak memory consumption was 221.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:47,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 955.74 ms. Allocated memory is still 1.0 GB. Free memory was 727.0 MB in the beginning and 921.2 MB in the end (delta: -194.1 MB). Peak memory consumption was 50.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:47,620 INFO L168 Benchmark]: Boogie Preprocessor took 478.75 ms. Allocated memory is still 1.0 GB. Free memory was 921.2 MB in the beginning and 887.5 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:47,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5739.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 727.0 MB in the end (delta: 221.8 MB). Peak memory consumption was 221.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 955.74 ms. Allocated memory is still 1.0 GB. Free memory was 727.0 MB in the beginning and 921.2 MB in the end (delta: -194.1 MB). Peak memory consumption was 50.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 478.75 ms. Allocated memory is still 1.0 GB. Free memory was 921.2 MB in the beginning and 887.5 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...