./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label36.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_label36.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 1d96b5cec4d76d1edc3f261f7d8386bd0d5f58f5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label36.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 1d96b5cec4d76d1edc3f261f7d8386bd0d5f58f5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:58:08,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:08,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:08,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:08,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:08,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:08,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:08,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:08,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:08,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:08,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:08,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:08,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:08,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:08,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:08,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:08,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:08,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:08,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:08,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:08,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:08,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:08,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:08,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:08,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:08,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:08,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:08,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:08,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:08,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:08,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:08,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:08,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:08,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:08,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:08,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:08,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:08,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:08,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:08,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:08,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:08,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:08,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:08,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:08,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:08,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:08,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:08,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:08,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:08,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:08,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:08,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:08,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:08,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:08,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:08,934 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:08,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:08,935 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:08,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:08,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:08,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:08,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:08,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:08,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:08,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:08,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:08,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:08,942 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:08,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:08,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:08,943 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 -> 1d96b5cec4d76d1edc3f261f7d8386bd0d5f58f5 [2019-11-27 15:58:09,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:09,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:09,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:09,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:09,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:09,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2019-11-27 15:58:09,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b655c93c4/c2408d78e7654b0e83719ef1ad306db5/FLAG2463e4ce5 [2019-11-27 15:58:11,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:11,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2019-11-27 15:58:11,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b655c93c4/c2408d78e7654b0e83719ef1ad306db5/FLAG2463e4ce5 [2019-11-27 15:58:11,387 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b655c93c4/c2408d78e7654b0e83719ef1ad306db5 [2019-11-27 15:58:11,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:11,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:11,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:11,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:11,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:11,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:11" (1/1) ... [2019-11-27 15:58:11,425 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 03:58:11, skipping insertion in model container [2019-11-27 15:58:11,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:11" (1/1) ... [2019-11-27 15:58:11,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:11,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:13,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:13,487 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:14,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:14,191 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:14,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14 WrapperNode [2019-11-27 15:58:14,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:14,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:14,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:14,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:14,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:14,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:14,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:14,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:14,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:14,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:15,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:14" (1/1) ... [2019-11-27 15:58:15,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:15,130 INFO L168 Benchmark]: Toolchain (without parser) took 3725.13 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 857.5 MB in the end (delta: 104.1 MB). Peak memory consumption was 104.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:15,131 INFO L168 Benchmark]: CDTParser took 1.84 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 15:58:15,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2792.07 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 914.9 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:15,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 465.06 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:15,143 INFO L168 Benchmark]: Boogie Preprocessor took 458.38 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:15,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 2792.07 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 914.9 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 465.06 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 458.38 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 15:58:19,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:19,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:19,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:19,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:19,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:19,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:19,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:19,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:19,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:19,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:19,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:19,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:19,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:19,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:19,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:19,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:19,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:19,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:19,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:19,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:19,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:19,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:19,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:19,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:19,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:19,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:19,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:19,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:19,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:19,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:19,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:19,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:19,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:19,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:19,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:19,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:19,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:19,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:19,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:19,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:19,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:19,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:19,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:19,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:19,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:19,442 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:19,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:19,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:19,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:19,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:19,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:19,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:19,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:19,446 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:19,447 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:19,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:19,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:19,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:19,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:19,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:19,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:19,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:19,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:19,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:19,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:19,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:19,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:19,457 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:19,457 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:19,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:19,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:19,459 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 -> 1d96b5cec4d76d1edc3f261f7d8386bd0d5f58f5 [2019-11-27 15:58:20,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:20,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:20,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:20,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:20,053 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:20,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2019-11-27 15:58:20,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8008ed596/28f43d47f5114d248ae760b59873b8f9/FLAG980b90571 [2019-11-27 15:58:21,657 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:21,658 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2019-11-27 15:58:21,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8008ed596/28f43d47f5114d248ae760b59873b8f9/FLAG980b90571 [2019-11-27 15:58:21,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8008ed596/28f43d47f5114d248ae760b59873b8f9 [2019-11-27 15:58:21,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:21,758 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:21,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:21,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:21,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:21,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,779 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 03:58:21, skipping insertion in model container [2019-11-27 15:58:21,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:21" (1/1) ... [2019-11-27 15:58:21,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:21,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:24,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:24,144 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:25,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:25,584 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:25,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25 WrapperNode [2019-11-27 15:58:25,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:25,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:25,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:25,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:25,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:25,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:25,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:25,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:25,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:25,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:25,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:25,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:26,270 INFO L168 Benchmark]: Toolchain (without parser) took 4504.83 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 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,271 INFO L168 Benchmark]: CDTParser took 0.36 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 15:58:26,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3825.21 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 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 353.98 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,282 INFO L168 Benchmark]: Boogie Preprocessor took 318.22 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3825.21 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 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 353.98 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 318.22 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...