./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem18_label24.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 aca160c1e2a093d2d29b1ff3a09ab41451b4e689 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label24.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 aca160c1e2a093d2d29b1ff3a09ab41451b4e689 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:07,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:07,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:07,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:07,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:07,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:07,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:07,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:07,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:07,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:07,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:07,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:07,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:07,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:07,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:07,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:07,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:07,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:07,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:07,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:07,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:07,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:07,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:07,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:07,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:07,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:07,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:07,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:07,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:07,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:07,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:07,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:07,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:07,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:07,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:07,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:07,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:07,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:07,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:07,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:07,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:07,804 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:07,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:07,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:07,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:07,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:07,853 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:07,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:07,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:07,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:07,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:07,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:07,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:07,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:07,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:07,859 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:07,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:07,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:07,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:07,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:07,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:07,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:07,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:07,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:07,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:07,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:07,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:07,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:07,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:07,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:07,868 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 -> aca160c1e2a093d2d29b1ff3a09ab41451b4e689 [2019-11-26 16:51:08,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:08,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:08,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:08,457 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:08,460 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:08,461 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2019-11-26 16:51:08,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80d9db9ec/d571959cc5b546a0a94bc9b25df46e56/FLAGb8319833d [2019-11-26 16:51:10,401 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:10,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2019-11-26 16:51:10,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80d9db9ec/d571959cc5b546a0a94bc9b25df46e56/FLAGb8319833d [2019-11-26 16:51:10,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80d9db9ec/d571959cc5b546a0a94bc9b25df46e56 [2019-11-26 16:51:10,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:10,540 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:10,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:10,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:10,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:10,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,569 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 26.11 04:51:10, skipping insertion in model container [2019-11-26 16:51:10,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:10,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:13,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:13,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:15,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:15,060 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:15,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15 WrapperNode [2019-11-26 16:51:15,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:15,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:15,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:15,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:15,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:15,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:15,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:15,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:15,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:16,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:16,263 INFO L168 Benchmark]: Toolchain (without parser) took 5718.75 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 804.1 MB in the end (delta: 146.1 MB). Peak memory consumption was 146.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:16,264 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:51:16,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4518.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:16,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 613.88 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:16,275 INFO L168 Benchmark]: Boogie Preprocessor took 578.61 ms. Allocated memory is still 1.0 GB. Free memory was 827.1 MB in the beginning and 804.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:16,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 4518.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 613.88 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 578.61 ms. Allocated memory is still 1.0 GB. Free memory was 827.1 MB in the beginning and 804.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-025d5a2 [2019-11-26 16:51:20,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:20,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:20,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:20,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:20,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:20,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:20,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:20,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:20,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:20,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:20,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:20,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:20,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:20,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:20,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:20,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:20,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:20,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:20,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:20,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:20,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:20,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:20,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:20,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:20,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:20,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:20,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:20,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:20,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:20,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:20,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:20,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:20,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:20,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:20,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:20,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:20,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:20,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:20,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:20,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:20,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:20,422 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:20,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:20,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:20,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:20,432 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:20,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:20,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:20,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:20,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:20,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:20,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:20,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:20,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:20,441 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:20,444 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:20,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:20,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:20,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:20,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:20,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:20,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:20,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:20,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:20,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:20,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:20,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:20,450 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:20,452 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:20,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:20,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:20,454 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 -> aca160c1e2a093d2d29b1ff3a09ab41451b4e689 [2019-11-26 16:51:20,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:21,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:21,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:21,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:21,030 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:21,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2019-11-26 16:51:21,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f00ac3255/51301a7eac274056965bf36733032615/FLAGdbaea3d9d [2019-11-26 16:51:23,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:23,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2019-11-26 16:51:23,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f00ac3255/51301a7eac274056965bf36733032615/FLAGdbaea3d9d [2019-11-26 16:51:23,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f00ac3255/51301a7eac274056965bf36733032615 [2019-11-26 16:51:23,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:23,154 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:23,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:23,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:23,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:23,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:23, skipping insertion in model container [2019-11-26 16:51:23,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:23,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:25,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:25,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:27,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:27,214 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:27,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27 WrapperNode [2019-11-26 16:51:27,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:27,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:27,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:27,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:27,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:27,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:27,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:27,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:27,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:28,092 INFO L168 Benchmark]: Toolchain (without parser) took 4930.97 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 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:28,093 INFO L168 Benchmark]: CDTParser took 3.04 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. [2019-11-26 16:51:28,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4056.85 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:28,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 487.84 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:28,104 INFO L168 Benchmark]: Boogie Preprocessor took 374.52 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:28,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 4056.85 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 487.84 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 374.52 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...