./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/ldv-regression/test05.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 d041348802bf4718d6612df649aecee20760a6ff ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/ldv-regression/test05.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 d041348802bf4718d6612df649aecee20760a6ff ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:38,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:38,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:38,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:38,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:38,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:38,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:38,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:38,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:38,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:38,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:38,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:38,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:38,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:38,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:38,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:38,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:38,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:38,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:38,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:38,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:38,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:38,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:38,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:38,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:38,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:38,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:38,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:38,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:38,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:38,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:38,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:38,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:38,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:38,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:38,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:38,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:38,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:38,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:38,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:38,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:38,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:38,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:38,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:38,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:38,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:38,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:38,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:38,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:38,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:38,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:38,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:38,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:38,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:38,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:38,990 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:38,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:38,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:38,992 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:38,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:38,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:38,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:38,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:38,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:38,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:38,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:38,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:38,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:38,998 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:38,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:38,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:38,999 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 -> d041348802bf4718d6612df649aecee20760a6ff [2019-11-24 21:07:39,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:39,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:39,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:39,608 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:39,613 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:39,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test05.c [2019-11-24 21:07:39,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33a0def59/13b95d1353884714a61a4f8d2ee8a87e/FLAG0a0038709 [2019-11-24 21:07:40,734 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:40,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test05.c [2019-11-24 21:07:40,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33a0def59/13b95d1353884714a61a4f8d2ee8a87e/FLAG0a0038709 [2019-11-24 21:07:41,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33a0def59/13b95d1353884714a61a4f8d2ee8a87e [2019-11-24 21:07:41,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:41,027 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:41,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:41,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:41,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:41,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5893cfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41, skipping insertion in model container [2019-11-24 21:07:41,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:41,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:41,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:41,516 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:41,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:41,575 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:41,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41 WrapperNode [2019-11-24 21:07:41,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:41,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:41,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:41,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:41,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:41,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:41,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:41,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:41,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:41" (1/1) ... [2019-11-24 21:07:41,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:41,824 INFO L168 Benchmark]: Toolchain (without parser) took 777.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:41,825 INFO L168 Benchmark]: CDTParser took 0.87 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. [2019-11-24 21:07:41,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 544.30 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:41,832 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.57 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 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:41,836 INFO L168 Benchmark]: Boogie Preprocessor took 57.02 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:41,844 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 544.30 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.57 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 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.02 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. 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 0.1.24-32f2683 [2019-11-24 21:07:45,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:45,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:45,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:45,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:45,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:45,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:45,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:45,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:45,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:45,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:45,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:45,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:45,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:45,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:45,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:45,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:45,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:45,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:45,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:45,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:45,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:45,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:45,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:45,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:45,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:45,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:45,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:45,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:45,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:45,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:45,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:45,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:45,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:45,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:45,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:45,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:45,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:45,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:45,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:45,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:45,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:45,929 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:45,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:45,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:45,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:45,936 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:45,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:45,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:45,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:45,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:45,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:45,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:45,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:45,941 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:45,941 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:45,943 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:45,943 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:45,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:45,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:45,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:45,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:45,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:45,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:45,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:45,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:45,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:45,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:45,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:45,949 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:45,952 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:45,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:45,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:45,953 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 -> d041348802bf4718d6612df649aecee20760a6ff [2019-11-24 21:07:46,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:46,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:46,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:46,516 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:46,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:46,520 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test05.c [2019-11-24 21:07:46,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f149b525/6cc281d9e7f740b49b4cf9fb04d587b0/FLAG090abc934 [2019-11-24 21:07:47,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:47,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test05.c [2019-11-24 21:07:47,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f149b525/6cc281d9e7f740b49b4cf9fb04d587b0/FLAG090abc934 [2019-11-24 21:07:47,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f149b525/6cc281d9e7f740b49b4cf9fb04d587b0 [2019-11-24 21:07:47,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:47,960 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:47,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:47,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:47,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:47,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:47" (1/1) ... [2019-11-24 21:07:47,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5893cfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:47, skipping insertion in model container [2019-11-24 21:07:47,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:47" (1/1) ... [2019-11-24 21:07:48,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:48,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:48,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:48,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:48,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:48,624 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:48,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48 WrapperNode [2019-11-24 21:07:48,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:48,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:48,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:48,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:48,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:48,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:48,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:48,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:48,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:48" (1/1) ... [2019-11-24 21:07:48,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:48,914 INFO L168 Benchmark]: Toolchain (without parser) took 935.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:48,916 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:48,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:48,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.29 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 991.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:48,929 INFO L168 Benchmark]: Boogie Preprocessor took 73.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:48,938 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 661.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.29 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 991.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...