./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label19.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/Problem15_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 edeea1f74999e0c407ee107c2e6c77e98295c642 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_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 edeea1f74999e0c407ee107c2e6c77e98295c642 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:57:56,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:56,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:56,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:56,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:56,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:56,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:56,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:56,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:56,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:56,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:56,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:56,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:56,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:56,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:56,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:56,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:56,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:56,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:56,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:56,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:56,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:56,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:56,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:56,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:56,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:56,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:56,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:56,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:56,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:56,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:56,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:56,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:56,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:56,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:56,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:56,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:56,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:56,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:56,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:56,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:56,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:56,940 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:56,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:56,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:56,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:56,948 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:56,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:56,949 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:56,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:56,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:56,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:56,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:56,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:56,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:56,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:56,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:56,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:56,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:56,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:56,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:56,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:56,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:56,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:56,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:56,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:56,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:56,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:56,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:56,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:56,962 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 -> edeea1f74999e0c407ee107c2e6c77e98295c642 [2019-11-27 15:57:57,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:57,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:57,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:57,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:57,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:57,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label19.c [2019-11-27 15:57:57,709 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a9de046/3c3755d0fe494fab90dd30fb79241606/FLAGe0d6cb0de [2019-11-27 15:57:59,138 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:59,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label19.c [2019-11-27 15:57:59,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a9de046/3c3755d0fe494fab90dd30fb79241606/FLAGe0d6cb0de [2019-11-27 15:57:59,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a9de046/3c3755d0fe494fab90dd30fb79241606 [2019-11-27 15:57:59,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:59,262 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:59,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:59,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:59,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:59,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:59, skipping insertion in model container [2019-11-27 15:57:59,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:59,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:01,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:01,359 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:01,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:01,983 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:01,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01 WrapperNode [2019-11-27 15:58:01,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:01,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:01,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:01,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:02,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:02,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:02,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:02,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:02,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:01" (1/1) ... [2019-11-27 15:58:02,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:02,901 INFO L168 Benchmark]: Toolchain (without parser) took 3637.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.3 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:02,902 INFO L168 Benchmark]: CDTParser took 1.52 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 15:58:02,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2721.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:02,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 434.73 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:02,911 INFO L168 Benchmark]: Boogie Preprocessor took 469.71 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:02,924 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 2721.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 434.73 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 469.71 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 15:58:06,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:06,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:06,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:06,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:06,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:06,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:06,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:06,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:06,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:06,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:06,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:06,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:06,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:06,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:06,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:06,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:06,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:06,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:06,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:06,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:06,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:06,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:06,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:06,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:06,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:06,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:06,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:06,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:06,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:06,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:06,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:06,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:06,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:06,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:06,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:06,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:06,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:06,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:06,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:06,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:06,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:06,978 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:06,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:06,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:06,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:06,986 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:06,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:06,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:06,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:06,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:06,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:06,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:06,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:06,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:06,994 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:06,994 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:06,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:06,995 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:06,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:06,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:06,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:06,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:06,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:06,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:07,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:07,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:07,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:07,002 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:07,002 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:07,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:07,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:07,005 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 -> edeea1f74999e0c407ee107c2e6c77e98295c642 [2019-11-27 15:58:07,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:07,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:07,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:07,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:07,690 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:07,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label19.c [2019-11-27 15:58:07,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1a62842/85cc47e7f0e84481ab28f0a5c066a122/FLAG6a22ca699 [2019-11-27 15:58:09,275 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:09,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label19.c [2019-11-27 15:58:09,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1a62842/85cc47e7f0e84481ab28f0a5c066a122/FLAG6a22ca699 [2019-11-27 15:58:09,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1a62842/85cc47e7f0e84481ab28f0a5c066a122 [2019-11-27 15:58:09,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:09,378 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:09,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:09,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:09,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:09,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:09, skipping insertion in model container [2019-11-27 15:58:09,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:09" (1/1) ... [2019-11-27 15:58:09,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:09,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:11,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:11,592 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:12,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:12,367 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:12,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12 WrapperNode [2019-11-27 15:58:12,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:12,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:12,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:12,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:12,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:12,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:12,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:12,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:12,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:12" (1/1) ... [2019-11-27 15:58:12,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:12,941 INFO L168 Benchmark]: Toolchain (without parser) took 3561.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.0 MB in the end (delta: 109.6 MB). Peak memory consumption was 109.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:12,942 INFO L168 Benchmark]: CDTParser took 0.45 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 15:58:12,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2988.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.6 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:12,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 294.60 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:12,952 INFO L168 Benchmark]: Boogie Preprocessor took 264.75 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:12,961 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 2988.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.6 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 294.60 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.75 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...