./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem12_label36.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f4693b03308f270b06fdc5e9e69e7dad49aacfbe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label36.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f4693b03308f270b06fdc5e9e69e7dad49aacfbe ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:51,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:51,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:51,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:51,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:51,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:51,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:51,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:51,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:51,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:51,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:51,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:51,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:51,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:51,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:51,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:51,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:51,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:51,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:51,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:51,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:51,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:51,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:51,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:51,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:51,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:51,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:51,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:51,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:51,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:51,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:51,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:51,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:51,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:51,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:51,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:51,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:51,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:51,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:51,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:51,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:51,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:51,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:51,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:51,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:51,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:51,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:51,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:51,945 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:51,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:51,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:51,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:51,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:51,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:51,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:51,949 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:51,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:51,949 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:51,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:51,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:51,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:51,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:51,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:51,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:51,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:51,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:51,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:51,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:51,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:51,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:51,954 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 -> f4693b03308f270b06fdc5e9e69e7dad49aacfbe [2019-11-27 09:33:52,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:52,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:52,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:52,429 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:52,429 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:52,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label36.c [2019-11-27 09:33:52,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b5f038bc/acc8c835154546768f1e15c74f6c545a/FLAG6b21a78c9 [2019-11-27 09:33:53,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:53,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label36.c [2019-11-27 09:33:53,741 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b5f038bc/acc8c835154546768f1e15c74f6c545a/FLAG6b21a78c9 [2019-11-27 09:33:54,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b5f038bc/acc8c835154546768f1e15c74f6c545a [2019-11-27 09:33:54,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:54,080 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:54,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:54,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:54,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:54,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:54" (1/1) ... [2019-11-27 09:33:54,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:54, skipping insertion in model container [2019-11-27 09:33:54,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:54" (1/1) ... [2019-11-27 09:33:54,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:54,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:56,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:56,147 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:56,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:57,041 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:57,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57 WrapperNode [2019-11-27 09:33:57,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:57,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:57,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:57,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:57,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:57,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:57,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:57,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:57,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:58,461 INFO L168 Benchmark]: Toolchain (without parser) took 4375.84 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 914.1 MB in the end (delta: 36.2 MB). Peak memory consumption was 317.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:58,462 INFO L168 Benchmark]: CDTParser took 2.75 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:58,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2965.24 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 819.4 MB in the end (delta: 130.8 MB). Peak memory consumption was 130.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:58,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 528.75 ms. Allocated memory is still 1.0 GB. Free memory was 819.4 MB in the beginning and 750.4 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:58,471 INFO L168 Benchmark]: Boogie Preprocessor took 877.21 ms. Allocated memory is still 1.0 GB. Free memory was 750.4 MB in the beginning and 914.1 MB in the end (delta: -163.7 MB). Peak memory consumption was 117.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:58,477 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 2965.24 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 819.4 MB in the end (delta: 130.8 MB). Peak memory consumption was 130.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 528.75 ms. Allocated memory is still 1.0 GB. Free memory was 819.4 MB in the beginning and 750.4 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 877.21 ms. Allocated memory is still 1.0 GB. Free memory was 750.4 MB in the beginning and 914.1 MB in the end (delta: -163.7 MB). Peak memory consumption was 117.2 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-da95e15 [2019-11-27 09:34:01,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:01,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:01,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:01,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:01,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:01,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:01,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:01,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:01,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:01,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:01,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:01,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:01,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:01,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:01,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:01,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:01,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:01,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:01,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:01,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:01,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:01,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:01,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:01,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:01,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:01,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:01,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:01,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:01,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:01,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:01,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:01,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:01,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:01,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:01,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:01,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:01,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:01,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:01,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:01,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:01,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:01,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:01,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:01,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:01,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:01,360 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:01,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:01,360 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:01,360 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:01,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:01,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:01,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:01,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:01,363 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:01,364 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:01,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:01,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:01,365 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:01,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:01,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:01,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:01,368 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:01,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:01,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:01,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:01,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:01,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:01,370 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:01,370 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:01,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:01,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:01,371 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 -> f4693b03308f270b06fdc5e9e69e7dad49aacfbe [2019-11-27 09:34:01,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:01,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:01,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:01,876 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:01,878 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:01,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label36.c [2019-11-27 09:34:01,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e27755e91/0b8b60d964114aa2b6eaeb7f91f273e2/FLAG7caf257d2 [2019-11-27 09:34:03,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:03,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label36.c [2019-11-27 09:34:03,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e27755e91/0b8b60d964114aa2b6eaeb7f91f273e2/FLAG7caf257d2 [2019-11-27 09:34:03,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e27755e91/0b8b60d964114aa2b6eaeb7f91f273e2 [2019-11-27 09:34:03,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:03,512 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:03,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:03,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:03,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:03,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:03,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03, skipping insertion in model container [2019-11-27 09:34:03,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:03,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:03,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:05,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:05,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:06,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:06,975 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:06,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06 WrapperNode [2019-11-27 09:34:06,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:06,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:06,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:06,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:06,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:07,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:07,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:07,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:07,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:06" (1/1) ... [2019-11-27 09:34:07,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:07,925 INFO L168 Benchmark]: Toolchain (without parser) took 4412.82 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 941.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 292.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:07,926 INFO L168 Benchmark]: CDTParser took 3.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:07,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3465.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:07,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 355.90 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:07,935 INFO L168 Benchmark]: Boogie Preprocessor took 583.10 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 941.6 MB in the end (delta: -201.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:07,941 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.40 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 3465.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 355.90 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 583.10 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 941.6 MB in the end (delta: -201.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...