./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label19.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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label19.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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:28,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:28,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:28,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:28,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:28,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:28,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:28,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:28,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:28,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:28,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:28,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:28,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:28,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:28,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:28,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:28,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:28,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:28,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:28,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:28,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:28,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:28,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:28,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:28,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:28,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:28,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:28,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:28,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:28,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:28,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:28,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:28,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:28,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:28,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:28,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:28,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:28,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:28,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:28,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:28,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:28,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:28,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:28,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:28,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:28,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:28,975 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:28,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:28,976 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:28,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:28,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:28,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:28,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:28,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:28,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:28,980 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:28,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:28,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:28,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:28,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:28,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:28,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:28,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:28,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:28,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:28,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:28,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:28,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:28,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:28,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:28,988 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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-26 16:33:29,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:29,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:29,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:29,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:29,500 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:29,501 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-26 16:33:29,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163bd9fca/4238bcd5041e40948efb790e39cfb7df/FLAG57b159143 [2019-11-26 16:33:30,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:30,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-26 16:33:30,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163bd9fca/4238bcd5041e40948efb790e39cfb7df/FLAG57b159143 [2019-11-26 16:33:30,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163bd9fca/4238bcd5041e40948efb790e39cfb7df [2019-11-26 16:33:30,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:30,636 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:30,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:30,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:30,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:30,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:30" (1/1) ... [2019-11-26 16:33:30,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:30, skipping insertion in model container [2019-11-26 16:33:30,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:30" (1/1) ... [2019-11-26 16:33:30,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:30,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:31,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:31,471 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:31,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:31,674 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:31,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31 WrapperNode [2019-11-26 16:33:31,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:31,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:31,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:31,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:31,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:31,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:31,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:31,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:31,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:31,967 INFO L168 Benchmark]: Toolchain (without parser) took 1325.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:31,970 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-26 16:33:31,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1038.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:31,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.80 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:31,977 INFO L168 Benchmark]: Boogie Preprocessor took 133.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:31,983 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1038.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.80 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:34,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:34,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:34,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:34,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:34,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:34,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:34,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:34,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:34,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:34,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:34,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:34,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:34,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:34,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:34,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:34,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:34,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:34,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:34,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:34,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:34,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:34,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:34,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:34,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:34,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:34,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:34,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:34,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:34,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:34,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:34,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:34,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:34,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:34,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:34,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:34,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:34,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:34,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:34,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:34,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:34,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:34,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:34,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:34,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:34,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:34,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:34,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:34,777 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:34,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:34,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:34,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:34,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:34,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:34,781 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:34,782 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:34,782 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:34,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:34,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:34,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:34,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:34,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:34,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:34,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:34,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:34,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:34,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:34,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:34,786 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:34,786 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:34,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:34,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:34,789 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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-26 16:33:35,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:35,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:35,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:35,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:35,198 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:35,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-26 16:33:35,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9822593c7/7984289707004df5b113b465ee560946/FLAG018f06203 [2019-11-26 16:33:36,202 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:36,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-26 16:33:36,237 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9822593c7/7984289707004df5b113b465ee560946/FLAG018f06203 [2019-11-26 16:33:36,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9822593c7/7984289707004df5b113b465ee560946 [2019-11-26 16:33:36,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:36,349 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:36,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:36,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:36,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:36,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e2853d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36, skipping insertion in model container [2019-11-26 16:33:36,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:36,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:37,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,234 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:37,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,450 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:37,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37 WrapperNode [2019-11-26 16:33:37,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:37,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:37,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:37,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:37,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:37,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,744 INFO L168 Benchmark]: Toolchain (without parser) took 1389.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,745 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-26 16:33:37,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1095.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,752 INFO L168 Benchmark]: Boogie Preprocessor took 135.54 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1095.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.54 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...