./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label12.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/Problem12_label12.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 17b5f26ed0bd0ca29d5b73ad286d5ce34c712f7c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label12.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 17b5f26ed0bd0ca29d5b73ad286d5ce34c712f7c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:33:27,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:27,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:27,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:27,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:27,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:27,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:27,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:27,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:27,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:27,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:27,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:27,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:27,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:27,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:27,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:27,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:27,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:27,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:27,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:27,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:27,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:27,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:27,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:27,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:27,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:27,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:27,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:27,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:27,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:27,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:27,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:27,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:27,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:27,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:27,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:27,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:27,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:27,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:27,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:27,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:27,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:27,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:27,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:27,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:27,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:27,929 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:27,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:27,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:27,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:27,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:27,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:27,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:27,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:27,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:27,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:27,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:27,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:27,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:27,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:27,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:27,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:27,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:27,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:27,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:27,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:27,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:27,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:27,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:27,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:27,946 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 -> 17b5f26ed0bd0ca29d5b73ad286d5ce34c712f7c [2019-11-27 09:33:28,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:28,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:28,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:28,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:28,690 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:28,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label12.c [2019-11-27 09:33:28,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/311a008fc/cf02ac337eb94d16b6107eafc3a0c4b1/FLAG2c070b743 [2019-11-27 09:33:30,544 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:30,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label12.c [2019-11-27 09:33:30,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/311a008fc/cf02ac337eb94d16b6107eafc3a0c4b1/FLAG2c070b743 [2019-11-27 09:33:30,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/311a008fc/cf02ac337eb94d16b6107eafc3a0c4b1 [2019-11-27 09:33:30,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:30,686 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:30,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:30,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:30,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:30,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:30" (1/1) ... [2019-11-27 09:33:30,709 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 27.11 09:33:30, skipping insertion in model container [2019-11-27 09:33:30,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:30" (1/1) ... [2019-11-27 09:33:30,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:31,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:34,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:34,278 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:35,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:35,783 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:35,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35 WrapperNode [2019-11-27 09:33:35,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:35,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:35,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:35,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:35,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:35,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:36,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:36,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:36,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:36,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:36,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:36,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:36,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:36,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:37,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:37,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:37,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:35" (1/1) ... [2019-11-27 09:33:37,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:37,938 INFO L168 Benchmark]: Toolchain (without parser) took 7244.55 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 915.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 314.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:37,939 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 09:33:37,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5097.46 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:37,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 837.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:37,951 INFO L168 Benchmark]: Boogie Preprocessor took 1300.93 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 915.3 MB in the end (delta: -163.2 MB). Peak memory consumption was 116.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:37,962 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5097.46 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 837.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1300.93 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 915.3 MB in the end (delta: -163.2 MB). Peak memory consumption was 116.6 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 09:33:42,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:42,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:42,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:42,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:42,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:42,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:42,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:42,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:42,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:42,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:42,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:42,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:42,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:42,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:42,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:42,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:42,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:42,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:42,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:42,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:42,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:42,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:42,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:42,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:42,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:42,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:42,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:42,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:42,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:42,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:42,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:42,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:42,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:42,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:42,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:42,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:42,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:42,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:42,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:42,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:42,352 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:42,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:42,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:42,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:42,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:42,407 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:42,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:42,410 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:42,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:42,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:42,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:42,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:42,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:42,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:42,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:42,417 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:42,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:42,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:42,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:42,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:42,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:42,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:42,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:42,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:42,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:42,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:42,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:42,426 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:42,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:42,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:42,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:42,431 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 -> 17b5f26ed0bd0ca29d5b73ad286d5ce34c712f7c [2019-11-27 09:33:43,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:43,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:43,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:43,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:43,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:43,093 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label12.c [2019-11-27 09:33:43,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d08e2919/a7a237aafa044124abf02db3bae99abc/FLAG69fd08dfa [2019-11-27 09:33:45,679 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:45,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label12.c [2019-11-27 09:33:45,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d08e2919/a7a237aafa044124abf02db3bae99abc/FLAG69fd08dfa [2019-11-27 09:33:45,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d08e2919/a7a237aafa044124abf02db3bae99abc [2019-11-27 09:33:45,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:45,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:45,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:45,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:45,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:45,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:45,841 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 09:33:45, skipping insertion in model container [2019-11-27 09:33:45,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:45,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:46,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:49,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:49,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:51,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:51,214 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:51,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51 WrapperNode [2019-11-27 09:33:51,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:51,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:51,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:51,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:51,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:51,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:51,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:51,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:51,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:51,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:51,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:51,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:51,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:51,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:52,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:52,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:52,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:51" (1/1) ... [2019-11-27 09:33:52,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:52,610 INFO L168 Benchmark]: Toolchain (without parser) took 6789.18 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 942.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 291.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:52,611 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 09:33:52,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5399.99 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 767.8 MB in the end (delta: 188.1 MB). Peak memory consumption was 188.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:52,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 515.92 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 739.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:52,620 INFO L168 Benchmark]: Boogie Preprocessor took 864.42 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 942.8 MB in the end (delta: -203.6 MB). Peak memory consumption was 74.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:52,631 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 5399.99 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 767.8 MB in the end (delta: 188.1 MB). Peak memory consumption was 188.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 515.92 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 739.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 864.42 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 942.8 MB in the end (delta: -203.6 MB). Peak memory consumption was 74.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...