./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem17_label46.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 956edde89bfaa60d3274d536938b800510c96554 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label46.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 956edde89bfaa60d3274d536938b800510c96554 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:49,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:49,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:49,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:49,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:49,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:49,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:49,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:49,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:49,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:49,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:49,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:49,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:49,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:49,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:49,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:49,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:49,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:49,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:49,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:49,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:49,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:49,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:49,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:49,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:49,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:49,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:49,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:49,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:49,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:49,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:49,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:49,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:49,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:49,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:49,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:49,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:49,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:49,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:49,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:49,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:49,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:49,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:49,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:49,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:49,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:49,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:49,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:49,317 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:49,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:49,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:49,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:49,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:49,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:49,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:49,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:49,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:49,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:49,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:49,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:49,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:49,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:49,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:49,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:49,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:49,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:49,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:49,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:49,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:49,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:49,331 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 -> 956edde89bfaa60d3274d536938b800510c96554 [2019-11-25 22:42:49,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:49,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:49,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:49,903 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:49,906 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:49,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label46.c [2019-11-25 22:42:50,061 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff3337b7/446617e122b64a4da3786491f2803df4/FLAG1aacb49d0 [2019-11-25 22:42:51,695 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:51,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label46.c [2019-11-25 22:42:51,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff3337b7/446617e122b64a4da3786491f2803df4/FLAG1aacb49d0 [2019-11-25 22:42:51,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff3337b7/446617e122b64a4da3786491f2803df4 [2019-11-25 22:42:51,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:51,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:51,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:51,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:51,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:51,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:51" (1/1) ... [2019-11-25 22:42:51,835 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 25.11 10:42:51, skipping insertion in model container [2019-11-25 22:42:51,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:51" (1/1) ... [2019-11-25 22:42:51,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:52,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:54,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:54,317 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:55,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:55,317 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:55,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55 WrapperNode [2019-11-25 22:42:55,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:55,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:55,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:55,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:55,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:55,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:55,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:55,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:55,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:55,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:56,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:55" (1/1) ... [2019-11-25 22:42:56,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:56,740 INFO L168 Benchmark]: Toolchain (without parser) took 4924.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.0 MB in the end (delta: 180.0 MB). Peak memory consumption was 180.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:56,741 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:42:56,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3509.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:56,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 663.97 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:56,750 INFO L168 Benchmark]: Boogie Preprocessor took 743.52 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 776.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:56,763 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3509.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 663.97 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 743.52 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 776.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-65d6cd2 [2019-11-25 22:43:00,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:00,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:00,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:00,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:00,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:00,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:00,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:00,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:00,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:00,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:00,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:00,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:00,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:00,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:00,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:00,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:00,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:00,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:00,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:00,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:00,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:00,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:00,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:00,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:00,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:00,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:00,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:00,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:00,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:00,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:00,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:00,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:00,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:00,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:00,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:00,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:00,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:00,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:00,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:00,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:00,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:00,998 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:01,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:01,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:01,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:01,008 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:01,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:01,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:01,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:01,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:01,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:01,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:01,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:01,013 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:01,014 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:01,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:01,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:01,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:01,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:01,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:01,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:01,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:01,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:01,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:01,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:01,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:01,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:01,024 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:01,024 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:01,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:01,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:01,026 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 -> 956edde89bfaa60d3274d536938b800510c96554 [2019-11-25 22:43:01,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:01,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:01,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:01,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:01,718 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:01,720 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label46.c [2019-11-25 22:43:01,868 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395b4bb54/a12714151c2543e0b532d067762c3186/FLAG2c8887203 [2019-11-25 22:43:03,309 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:03,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label46.c [2019-11-25 22:43:03,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395b4bb54/a12714151c2543e0b532d067762c3186/FLAG2c8887203 [2019-11-25 22:43:03,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/395b4bb54/a12714151c2543e0b532d067762c3186 [2019-11-25 22:43:03,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:03,548 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:03,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:03,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:03,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:03,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:03" (1/1) ... [2019-11-25 22:43:03,571 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 25.11 10:43:03, skipping insertion in model container [2019-11-25 22:43:03,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:03" (1/1) ... [2019-11-25 22:43:03,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:03,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:06,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:06,348 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:07,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:07,520 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:07,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07 WrapperNode [2019-11-25 22:43:07,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:07,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:07,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:07,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:07,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:07,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:07,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:07,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:07,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:07,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:07,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:07,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:08,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:08,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:08,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:08,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:08,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:07" (1/1) ... [2019-11-25 22:43:08,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:08,356 INFO L168 Benchmark]: Toolchain (without parser) took 4802.26 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 807.7 MB in the end (delta: 153.9 MB). Peak memory consumption was 153.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:08,357 INFO L168 Benchmark]: CDTParser took 1.17 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. [2019-11-25 22:43:08,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3973.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 848.1 MB in the end (delta: 107.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:08,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 396.06 ms. Allocated memory is still 1.0 GB. Free memory was 848.1 MB in the beginning and 824.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:08,369 INFO L168 Benchmark]: Boogie Preprocessor took 424.36 ms. Allocated memory is still 1.0 GB. Free memory was 824.9 MB in the beginning and 807.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:08,379 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17 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 3973.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 848.1 MB in the end (delta: 107.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 396.06 ms. Allocated memory is still 1.0 GB. Free memory was 848.1 MB in the beginning and 824.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 424.36 ms. Allocated memory is still 1.0 GB. Free memory was 824.9 MB in the beginning and 807.7 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...