./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label16.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/Problem05_label16.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 5a9212661a9c338882f70ac1a7b475b5f9fa1556 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label16.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 5a9212661a9c338882f70ac1a7b475b5f9fa1556 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:45:11,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:11,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:11,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:11,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:11,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:11,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:11,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:11,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:11,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:11,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:11,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:11,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:11,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:11,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:11,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:11,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:11,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:11,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:11,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:11,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:11,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:11,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:11,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:11,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:11,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:11,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:11,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:11,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:11,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:11,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:11,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:11,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:11,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:11,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:11,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:11,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:11,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:11,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:11,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:11,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:11,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:11,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:11,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:11,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:11,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:11,999 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:12,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:12,003 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:12,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:12,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:12,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:12,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:12,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:12,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:12,007 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:12,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:12,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:12,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:12,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:12,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:12,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:12,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:12,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:12,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:12,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:12,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:12,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:12,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:12,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:12,016 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 -> 5a9212661a9c338882f70ac1a7b475b5f9fa1556 [2019-11-27 15:45:12,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:12,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:12,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:12,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:12,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:12,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label16.c [2019-11-27 15:45:12,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d5a0c802/a697bd7a43ab4c5bb3b0d23ead0e9a69/FLAGd9ef2e807 [2019-11-27 15:45:15,027 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:15,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label16.c [2019-11-27 15:45:15,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d5a0c802/a697bd7a43ab4c5bb3b0d23ead0e9a69/FLAGd9ef2e807 [2019-11-27 15:45:15,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d5a0c802/a697bd7a43ab4c5bb3b0d23ead0e9a69 [2019-11-27 15:45:15,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:15,225 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:15,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:15,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:15,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:15,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:15" (1/1) ... [2019-11-27 15:45:15,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:15, skipping insertion in model container [2019-11-27 15:45:15,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:15" (1/1) ... [2019-11-27 15:45:15,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:15,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:20,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:20,742 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:23,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:23,976 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:23,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23 WrapperNode [2019-11-27 15:45:23,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:23,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:23,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:23,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:24,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:24,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:24,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:24,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:24,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:24,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:25,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:25,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:25,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:25,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:25,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:23" (1/1) ... [2019-11-27 15:45:26,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:26,104 INFO L168 Benchmark]: Toolchain (without parser) took 10870.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 731.8 MB in the end (delta: 201.1 MB). Peak memory consumption was 201.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:26,107 INFO L168 Benchmark]: CDTParser took 4.55 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 15:45:26,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8752.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 874.2 MB in the end (delta: 58.7 MB). Peak memory consumption was 271.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:26,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 914.70 ms. Allocated memory is still 1.0 GB. Free memory was 874.2 MB in the beginning and 789.1 MB in the end (delta: 85.1 MB). Peak memory consumption was 85.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:26,120 INFO L168 Benchmark]: Boogie Preprocessor took 1191.03 ms. Allocated memory is still 1.0 GB. Free memory was 789.1 MB in the beginning and 731.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:26,131 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.55 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 8752.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 874.2 MB in the end (delta: 58.7 MB). Peak memory consumption was 271.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 914.70 ms. Allocated memory is still 1.0 GB. Free memory was 874.2 MB in the beginning and 789.1 MB in the end (delta: 85.1 MB). Peak memory consumption was 85.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1191.03 ms. Allocated memory is still 1.0 GB. Free memory was 789.1 MB in the beginning and 731.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 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 15:45:30,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:30,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:30,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:30,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:30,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:30,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:30,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:30,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:30,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:30,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:30,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:30,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:30,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:30,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:30,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:30,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:30,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:30,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:30,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:30,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:30,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:30,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:30,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:30,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:30,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:30,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:30,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:30,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:30,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:30,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:30,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:30,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:30,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:30,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:30,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:30,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:30,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:30,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:30,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:30,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:30,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:30,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:30,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:30,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:30,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:30,419 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:30,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:30,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:30,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:30,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:30,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:30,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:30,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:30,426 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:30,427 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:30,429 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:30,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:30,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:30,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:30,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:30,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:30,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:30,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:30,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:30,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:30,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:30,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:30,435 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:30,435 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:30,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:30,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:30,438 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 -> 5a9212661a9c338882f70ac1a7b475b5f9fa1556 [2019-11-27 15:45:31,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:31,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:31,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:31,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:31,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:31,087 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label16.c [2019-11-27 15:45:31,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1444240c4/f81acfadd1424ec382e2e52435754b6d/FLAG66710977e [2019-11-27 15:45:33,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:33,446 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label16.c [2019-11-27 15:45:33,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1444240c4/f81acfadd1424ec382e2e52435754b6d/FLAG66710977e [2019-11-27 15:45:33,909 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1444240c4/f81acfadd1424ec382e2e52435754b6d [2019-11-27 15:45:33,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:33,922 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:33,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:33,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:33,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:33,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:33" (1/1) ... [2019-11-27 15:45:33,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:33, skipping insertion in model container [2019-11-27 15:45:33,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:33" (1/1) ... [2019-11-27 15:45:33,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:34,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:40,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:40,473 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:43,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:43,523 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:43,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43 WrapperNode [2019-11-27 15:45:43,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:43,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:43,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:43,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:43,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:43,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:44,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:44,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:44,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:44,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:44,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:44,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:44,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:44,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:44,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:44,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:45,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:43" (1/1) ... [2019-11-27 15:45:45,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:45,234 INFO L168 Benchmark]: Toolchain (without parser) took 11307.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 747.3 MB in the end (delta: 184.3 MB). Peak memory consumption was 184.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:45,235 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:45:45,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9598.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 882.1 MB in the end (delta: 49.5 MB). Peak memory consumption was 273.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:45,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 786.27 ms. Allocated memory is still 1.0 GB. Free memory was 882.1 MB in the beginning and 804.5 MB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:45,246 INFO L168 Benchmark]: Boogie Preprocessor took 904.69 ms. Allocated memory is still 1.0 GB. Free memory was 804.5 MB in the beginning and 747.3 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:45,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9598.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 882.1 MB in the end (delta: 49.5 MB). Peak memory consumption was 273.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 786.27 ms. Allocated memory is still 1.0 GB. Free memory was 882.1 MB in the beginning and 804.5 MB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 904.69 ms. Allocated memory is still 1.0 GB. Free memory was 804.5 MB in the beginning and 747.3 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...