./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem19_label33.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 adfe7ce9346f5702672bb5342e42e0a781ad7cf2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label33.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 adfe7ce9346f5702672bb5342e42e0a781ad7cf2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:23,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:23,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:23,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:23,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:23,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:23,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:23,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:23,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:23,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:23,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:23,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:23,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:23,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:23,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:23,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:23,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:23,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:23,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:23,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:23,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:23,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:23,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:23,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:23,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:23,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:23,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:23,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:23,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:23,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:23,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:23,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:23,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:23,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:23,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:23,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:23,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:23,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:23,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:23,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:23,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:23,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:23,926 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:23,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:23,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:23,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:23,936 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:23,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:23,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:23,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:23,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:23,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:23,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:23,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:23,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:23,942 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:23,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:23,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:23,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:23,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:23,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:23,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:23,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:23,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:23,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:23,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:23,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:23,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:23,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:23,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:23,950 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 -> adfe7ce9346f5702672bb5342e42e0a781ad7cf2 [2019-11-27 16:01:24,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:24,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:24,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:24,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:24,626 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:24,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label33.c [2019-11-27 16:01:24,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1cefe73c/90161fad0a5e48d6955fc22aa3948cbf/FLAG39e14834a [2019-11-27 16:01:26,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:26,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label33.c [2019-11-27 16:01:27,103 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1cefe73c/90161fad0a5e48d6955fc22aa3948cbf/FLAG39e14834a [2019-11-27 16:01:27,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1cefe73c/90161fad0a5e48d6955fc22aa3948cbf [2019-11-27 16:01:27,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:27,157 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:27,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:27,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:27,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:27,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:27,182 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 04:01:27, skipping insertion in model container [2019-11-27 16:01:27,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:27,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:27,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:32,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:32,544 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:35,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:35,343 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:35,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35 WrapperNode [2019-11-27 16:01:35,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:35,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:35,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:35,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:35,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:35,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:36,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:36,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:36,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:36,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:36,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:36,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:37,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:37,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:38,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:38,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:38,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:35" (1/1) ... [2019-11-27 16:01:39,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:39,300 INFO L168 Benchmark]: Toolchain (without parser) took 12137.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 771.4 MB in the end (delta: 167.3 MB). Peak memory consumption was 387.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:39,301 INFO L168 Benchmark]: CDTParser took 0.44 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 16:01:39,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8186.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.4 MB in the end (delta: 69.3 MB). Peak memory consumption was 276.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:39,307 INFO L168 Benchmark]: Boogie Procedure Inliner took 1585.14 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 697.1 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:39,312 INFO L168 Benchmark]: Boogie Preprocessor took 2358.36 ms. Allocated memory is still 1.0 GB. Free memory was 697.1 MB in the beginning and 771.4 MB in the end (delta: -74.4 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:39,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 8186.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.4 MB in the end (delta: 69.3 MB). Peak memory consumption was 276.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1585.14 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 697.1 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2358.36 ms. Allocated memory is still 1.0 GB. Free memory was 697.1 MB in the beginning and 771.4 MB in the end (delta: -74.4 MB). Peak memory consumption was 145.5 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 0.1.24-509859d [2019-11-27 16:01:43,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:43,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:43,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:43,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:43,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:43,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:43,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:43,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:43,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:43,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:43,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:43,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:43,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:43,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:43,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:43,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:43,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:43,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:43,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:43,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:43,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:43,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:43,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:43,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:43,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:43,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:43,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:43,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:43,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:43,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:43,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:43,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:43,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:43,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:43,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:43,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:43,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:43,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:43,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:43,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:43,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:43,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:43,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:43,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:43,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:43,602 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:43,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:43,604 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:43,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:43,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:43,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:43,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:43,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:43,610 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:43,610 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:43,611 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:43,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:43,612 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:43,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:43,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:43,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:43,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:43,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:43,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:43,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:43,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:43,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:43,618 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:43,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:43,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:43,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:43,623 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 -> adfe7ce9346f5702672bb5342e42e0a781ad7cf2 [2019-11-27 16:01:44,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:44,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:44,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:44,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:44,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:44,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label33.c [2019-11-27 16:01:44,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6adf4a1d1/ac57510647bb4e4bbae9a802ce4a8da3/FLAGffd26405c [2019-11-27 16:01:46,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:46,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label33.c [2019-11-27 16:01:46,794 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6adf4a1d1/ac57510647bb4e4bbae9a802ce4a8da3/FLAGffd26405c [2019-11-27 16:01:46,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6adf4a1d1/ac57510647bb4e4bbae9a802ce4a8da3 [2019-11-27 16:01:46,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:46,847 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:46,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:46,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:46,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:46,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:46,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46, skipping insertion in model container [2019-11-27 16:01:46,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:46,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:47,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:53,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:53,529 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:56,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:56,304 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:56,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56 WrapperNode [2019-11-27 16:01:56,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:56,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:56,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:56,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:56,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:56,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:57,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:57,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:57,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:57,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:57,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:57,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:57,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:57,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:58,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:58,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:58,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:56" (1/1) ... [2019-11-27 16:01:58,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:58,735 INFO L168 Benchmark]: Toolchain (without parser) took 11880.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 865.7 MB in the end (delta: 73.1 MB). Peak memory consumption was 318.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:58,736 INFO L168 Benchmark]: CDTParser took 0.51 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 16:01:58,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9454.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 764.3 MB in the end (delta: 174.5 MB). Peak memory consumption was 259.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:58,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 770.97 ms. Allocated memory is still 1.0 GB. Free memory was 764.3 MB in the beginning and 691.3 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:58,748 INFO L168 Benchmark]: Boogie Preprocessor took 1644.60 ms. Allocated memory is still 1.0 GB. Free memory was 691.3 MB in the beginning and 865.7 MB in the end (delta: -174.4 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:58,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 9454.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 764.3 MB in the end (delta: 174.5 MB). Peak memory consumption was 259.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 770.97 ms. Allocated memory is still 1.0 GB. Free memory was 764.3 MB in the beginning and 691.3 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1644.60 ms. Allocated memory is still 1.0 GB. Free memory was 691.3 MB in the beginning and 865.7 MB in the end (delta: -174.4 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...