./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label50.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/Problem13_label50.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 0cc3b5fab91972e60304a2c8d8452a901a263ff9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label50.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 0cc3b5fab91972e60304a2c8d8452a901a263ff9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:47:50,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:50,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:50,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:50,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:50,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:50,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:50,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:50,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:50,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:50,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:50,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:50,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:50,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:50,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:50,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:50,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:50,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:50,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:50,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:50,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:50,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:50,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:50,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:50,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:50,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:50,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:50,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:50,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:50,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:50,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:50,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:50,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:50,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:50,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:50,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:50,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:50,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:50,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:50,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:50,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:50,871 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:50,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:50,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:50,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:50,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:50,918 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:50,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:50,920 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:50,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:50,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:50,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:50,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:50,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:50,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:50,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:50,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:50,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:50,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:50,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:50,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:50,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:50,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:50,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:50,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:50,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:50,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:50,934 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:50,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:50,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:50,935 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 -> 0cc3b5fab91972e60304a2c8d8452a901a263ff9 [2019-11-26 16:47:51,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:51,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:51,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:51,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:51,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:51,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label50.c [2019-11-26 16:47:51,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d7827ce/f060faee9eca43caa48f347476e5cebc/FLAG73ccdd7fd [2019-11-26 16:47:53,448 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:53,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label50.c [2019-11-26 16:47:53,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d7827ce/f060faee9eca43caa48f347476e5cebc/FLAG73ccdd7fd [2019-11-26 16:47:53,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d7827ce/f060faee9eca43caa48f347476e5cebc [2019-11-26 16:47:53,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:53,593 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:53,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:53,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:53,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:53,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:53" (1/1) ... [2019-11-26 16:47:53,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:53, skipping insertion in model container [2019-11-26 16:47:53,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:53" (1/1) ... [2019-11-26 16:47:53,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:53,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:57,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:57,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:59,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:59,382 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:59,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59 WrapperNode [2019-11-26 16:47:59,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:59,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:59,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:59,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:59,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:47:59,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:00,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:00,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:00,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:00,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:00,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:01,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:59" (1/1) ... [2019-11-26 16:48:02,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:02,056 INFO L168 Benchmark]: Toolchain (without parser) took 8457.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 809.9 MB in the end (delta: 140.3 MB). Peak memory consumption was 140.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:02,057 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 16:48:02,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5789.49 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 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:02,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 1351.11 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 877.8 MB in the end (delta: -104.0 MB). Peak memory consumption was 131.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:02,067 INFO L168 Benchmark]: Boogie Preprocessor took 1307.64 ms. Allocated memory is still 1.0 GB. Free memory was 877.8 MB in the beginning and 809.9 MB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:02,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 5789.49 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 773.8 MB in the end (delta: 176.4 MB). Peak memory consumption was 176.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1351.11 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 877.8 MB in the end (delta: -104.0 MB). Peak memory consumption was 131.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1307.64 ms. Allocated memory is still 1.0 GB. Free memory was 877.8 MB in the beginning and 809.9 MB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 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 16:48:05,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:05,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:05,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:05,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:05,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:05,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:05,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:05,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:05,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:05,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:05,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:05,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:05,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:05,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:05,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:05,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:05,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:05,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:05,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:05,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:05,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:05,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:05,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:05,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:05,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:05,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:05,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:05,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:05,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:05,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:05,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:05,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:05,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:05,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:05,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:05,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:05,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:05,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:05,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:05,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:05,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:05,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:05,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:05,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:05,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:05,988 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:05,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:05,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:05,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:05,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:05,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:05,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:05,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:05,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:05,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:05,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:05,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:05,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:05,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:05,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:06,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:06,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:06,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:06,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:06,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:06,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:06,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:06,004 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:06,004 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:06,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:06,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:06,010 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 -> 0cc3b5fab91972e60304a2c8d8452a901a263ff9 [2019-11-26 16:48:06,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:06,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:06,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:06,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:06,584 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:06,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label50.c [2019-11-26 16:48:06,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/778a2f235/79d8ede3c02242d499b06b4078870b66/FLAGc8a85ded5 [2019-11-26 16:48:08,602 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:08,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label50.c [2019-11-26 16:48:08,712 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/778a2f235/79d8ede3c02242d499b06b4078870b66/FLAGc8a85ded5 [2019-11-26 16:48:08,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/778a2f235/79d8ede3c02242d499b06b4078870b66 [2019-11-26 16:48:08,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:08,962 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:08,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:08,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:08,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:08,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:08" (1/1) ... [2019-11-26 16:48:08,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be2349e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:08, skipping insertion in model container [2019-11-26 16:48:08,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:08" (1/1) ... [2019-11-26 16:48:09,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:09,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:13,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:13,118 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:15,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:15,132 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:15,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15 WrapperNode [2019-11-26 16:48:15,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:15,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:15,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:15,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:15,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:15,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:15,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:15,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:15,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:15,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:15,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:15,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:15" (1/1) ... [2019-11-26 16:48:16,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:16,569 INFO L168 Benchmark]: Toolchain (without parser) took 7603.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 884.4 MB in the end (delta: 60.1 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,573 INFO L168 Benchmark]: CDTParser took 0.48 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 16:48:16,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6164.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.3 MB in the end (delta: 228.2 MB). Peak memory consumption was 228.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,576 INFO L168 Benchmark]: Boogie Procedure Inliner took 755.71 ms. Allocated memory is still 1.0 GB. Free memory was 716.3 MB in the beginning and 918.2 MB in the end (delta: -201.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,581 INFO L168 Benchmark]: Boogie Preprocessor took 667.69 ms. Allocated memory is still 1.0 GB. Free memory was 918.2 MB in the beginning and 884.4 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:16,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 6164.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.3 MB in the end (delta: 228.2 MB). Peak memory consumption was 228.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 755.71 ms. Allocated memory is still 1.0 GB. Free memory was 716.3 MB in the beginning and 918.2 MB in the end (delta: -201.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 667.69 ms. Allocated memory is still 1.0 GB. Free memory was 918.2 MB in the beginning and 884.4 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...