./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label42.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/Problem14_label42.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 3812c831b8b49ff0b200ce5b38627f93268691f2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label42.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 3812c831b8b49ff0b200ce5b38627f93268691f2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:35:43,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:43,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:43,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:43,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:43,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:43,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:43,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:43,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:43,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:43,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:43,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:43,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:43,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:43,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:43,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:43,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:43,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:43,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:43,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:43,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:43,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:43,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:43,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:43,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:43,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:43,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:43,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:43,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:43,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:43,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:43,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:43,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:43,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:43,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:43,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:43,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:43,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:43,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:43,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:43,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:43,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:43,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:43,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:43,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:43,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:43,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:43,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:43,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:43,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:43,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:43,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:43,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:43,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:43,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:43,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:43,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:43,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:43,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:43,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:43,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:43,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:43,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:43,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:43,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:43,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:43,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:43,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:43,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:43,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:43,893 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 -> 3812c831b8b49ff0b200ce5b38627f93268691f2 [2019-11-27 09:35:44,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:44,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:44,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:44,269 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:44,271 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:44,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label42.c [2019-11-27 09:35:44,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22bcc95c7/d4ff99b4f4ee49aa8fe99910533166a1/FLAG8386ecabb [2019-11-27 09:35:45,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:45,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label42.c [2019-11-27 09:35:45,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22bcc95c7/d4ff99b4f4ee49aa8fe99910533166a1/FLAG8386ecabb [2019-11-27 09:35:45,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22bcc95c7/d4ff99b4f4ee49aa8fe99910533166a1 [2019-11-27 09:35:45,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:45,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:45,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:45,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:45,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:45,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1598be78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:45, skipping insertion in model container [2019-11-27 09:35:45,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:45,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:46,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:46,316 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:46,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:46,568 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:46,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46 WrapperNode [2019-11-27 09:35:46,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:46,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:46,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:46,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:46,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:46,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:46,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:46,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:46,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:46" (1/1) ... [2019-11-27 09:35:46,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:46,881 INFO L168 Benchmark]: Toolchain (without parser) took 1478.16 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 950.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:46,882 INFO L168 Benchmark]: CDTParser took 1.95 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 09:35:46,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1171.95 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 967.2 MB in the end (delta: -5.5 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:46,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.17 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:46,890 INFO L168 Benchmark]: Boogie Preprocessor took 140.05 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 950.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:46,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95 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 1171.95 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 967.2 MB in the end (delta: -5.5 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.17 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 140.05 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 950.0 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-da95e15 [2019-11-27 09:35:49,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:49,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:49,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:49,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:49,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:49,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:49,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:49,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:49,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:49,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:49,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:49,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:49,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:49,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:49,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:49,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:49,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:49,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:49,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:49,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:49,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:49,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:49,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:49,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:49,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:49,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:49,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:49,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:49,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:49,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:49,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:49,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:49,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:49,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:49,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:49,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:49,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:49,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:49,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:49,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:49,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:49,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:49,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:49,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:49,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:49,784 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:49,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:49,785 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:49,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:49,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:49,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:49,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:49,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:49,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:49,787 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:49,787 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:49,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:49,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:49,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:49,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:49,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:49,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:49,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:49,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:49,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:49,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:49,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:49,793 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:49,793 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:49,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:49,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:49,794 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 -> 3812c831b8b49ff0b200ce5b38627f93268691f2 [2019-11-27 09:35:50,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:50,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:50,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:50,298 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:50,300 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:50,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label42.c [2019-11-27 09:35:50,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/327be9669/39e973dc2c464b4aa871342a3ae21a2c/FLAG5aef7279a [2019-11-27 09:35:51,286 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:51,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label42.c [2019-11-27 09:35:51,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/327be9669/39e973dc2c464b4aa871342a3ae21a2c/FLAG5aef7279a [2019-11-27 09:35:51,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/327be9669/39e973dc2c464b4aa871342a3ae21a2c [2019-11-27 09:35:51,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:51,464 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:51,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:51,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:51,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:51,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:51" (1/1) ... [2019-11-27 09:35:51,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:51, skipping insertion in model container [2019-11-27 09:35:51,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:51" (1/1) ... [2019-11-27 09:35:51,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:51,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:52,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:52,474 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:52,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:52,748 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:52,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52 WrapperNode [2019-11-27 09:35:52,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:52,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:52,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:52,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:52,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:52,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:52,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:52,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:52,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:53,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:53,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:53,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:53,050 INFO L168 Benchmark]: Toolchain (without parser) took 1585.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.0 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:53,053 INFO L168 Benchmark]: CDTParser took 1.39 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 09:35:53,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1287.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:53,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.92 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:53,061 INFO L168 Benchmark]: Boogie Preprocessor took 125.82 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:53,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 1287.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.92 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.82 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.0 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...