./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label05.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/Problem06_label05.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 7bb9fa46ea13074ca5b5d59283aa27dcf88b91de ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem06_label05.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 7bb9fa46ea13074ca5b5d59283aa27dcf88b91de ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:24:25,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:25,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:25,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:25,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:25,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:25,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:25,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:25,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:25,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:25,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:25,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:25,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:25,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:25,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:25,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:25,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:25,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:25,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:25,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:25,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:25,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:25,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:25,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:25,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:25,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:25,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:25,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:25,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:25,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:25,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:25,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:25,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:25,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:25,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:25,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:25,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:25,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:25,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:25,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:25,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:25,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:25,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:25,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:25,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:25,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:25,996 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:25,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:25,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:25,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:25,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:26,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:26,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:26,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:26,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:26,004 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:26,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:26,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:26,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:26,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:26,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:26,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:26,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:26,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:26,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:26,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:26,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:26,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:26,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:26,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:26,013 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 -> 7bb9fa46ea13074ca5b5d59283aa27dcf88b91de [2019-11-27 09:24:26,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:26,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:26,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:26,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:26,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:26,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2019-11-27 09:24:26,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fcd9279/8eb6baf312804bf88fd49d979f4e6153/FLAG2257efc56 [2019-11-27 09:24:28,900 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:28,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2019-11-27 09:24:29,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fcd9279/8eb6baf312804bf88fd49d979f4e6153/FLAG2257efc56 [2019-11-27 09:24:29,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49fcd9279/8eb6baf312804bf88fd49d979f4e6153 [2019-11-27 09:24:29,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:29,084 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:29,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:29,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:29,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:29,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:29" (1/1) ... [2019-11-27 09:24:29,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:29, skipping insertion in model container [2019-11-27 09:24:29,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:29" (1/1) ... [2019-11-27 09:24:29,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:29,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:34,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:34,429 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:37,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:37,162 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:37,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37 WrapperNode [2019-11-27 09:24:37,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:37,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:37,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:37,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:37,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:37,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:37,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:37,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:37,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:37,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:37,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:37,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:37,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:37,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:38,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:38,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:38,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:37" (1/1) ... [2019-11-27 09:24:38,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:38,623 INFO L168 Benchmark]: Toolchain (without parser) took 9532.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 785.4 MB in the end (delta: 147.7 MB). Peak memory consumption was 147.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:38,626 INFO L168 Benchmark]: CDTParser took 1.32 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 09:24:38,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8077.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.7 MB in the end (delta: 21.4 MB). Peak memory consumption was 274.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:38,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 701.11 ms. Allocated memory is still 1.0 GB. Free memory was 911.7 MB in the beginning and 836.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:38,635 INFO L168 Benchmark]: Boogie Preprocessor took 744.22 ms. Allocated memory is still 1.0 GB. Free memory was 836.0 MB in the beginning and 785.4 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:38,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 8077.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 911.7 MB in the end (delta: 21.4 MB). Peak memory consumption was 274.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 701.11 ms. Allocated memory is still 1.0 GB. Free memory was 911.7 MB in the beginning and 836.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 744.22 ms. Allocated memory is still 1.0 GB. Free memory was 836.0 MB in the beginning and 785.4 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 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 09:24:42,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:42,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:42,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:42,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:42,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:42,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:42,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:42,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:42,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:42,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:42,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:42,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:42,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:42,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:42,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:42,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:42,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:42,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:42,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:42,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:42,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:42,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:42,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:42,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:42,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:42,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:42,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:42,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:42,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:42,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:42,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:42,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:42,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:42,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:42,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:42,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:42,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:42,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:42,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:42,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:42,854 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:42,896 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:42,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:42,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:42,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:42,905 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:42,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:42,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:42,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:42,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:42,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:42,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:42,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:42,912 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:42,913 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:42,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:42,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:42,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:42,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:42,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:42,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:42,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:42,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:42,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:42,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:42,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:42,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:42,922 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:42,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:42,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:42,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:42,924 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 -> 7bb9fa46ea13074ca5b5d59283aa27dcf88b91de [2019-11-27 09:24:43,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:43,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:43,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:43,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:43,557 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:43,559 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2019-11-27 09:24:43,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d675c1106/a58f000c1f484bf2b0262d20eeb67ae0/FLAG3b35a06c2 [2019-11-27 09:24:45,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:45,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label05.c [2019-11-27 09:24:45,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d675c1106/a58f000c1f484bf2b0262d20eeb67ae0/FLAG3b35a06c2 [2019-11-27 09:24:45,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d675c1106/a58f000c1f484bf2b0262d20eeb67ae0 [2019-11-27 09:24:45,979 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:45,984 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:45,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:45,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:45,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:46,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:45" (1/1) ... [2019-11-27 09:24:46,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46, skipping insertion in model container [2019-11-27 09:24:46,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:45" (1/1) ... [2019-11-27 09:24:46,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:46,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:51,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:51,613 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:54,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:54,331 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:54,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54 WrapperNode [2019-11-27 09:24:54,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:54,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:54,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:54,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:54,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:54,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:55,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:55,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:55,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:55,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:55,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:55,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:55,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:55,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:55,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:55,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:55,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:54" (1/1) ... [2019-11-27 09:24:55,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:55,919 INFO L168 Benchmark]: Toolchain (without parser) took 9930.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 770.8 MB in the end (delta: 160.8 MB). Peak memory consumption was 160.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:55,920 INFO L168 Benchmark]: CDTParser took 0.41 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 09:24:55,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8346.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 898.1 MB in the end (delta: 33.5 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:55,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 768.15 ms. Allocated memory is still 1.0 GB. Free memory was 898.1 MB in the beginning and 822.1 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:55,930 INFO L168 Benchmark]: Boogie Preprocessor took 806.17 ms. Allocated memory is still 1.0 GB. Free memory was 822.1 MB in the beginning and 770.8 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:55,941 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 8346.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 898.1 MB in the end (delta: 33.5 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 768.15 ms. Allocated memory is still 1.0 GB. Free memory was 898.1 MB in the beginning and 822.1 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 806.17 ms. Allocated memory is still 1.0 GB. Free memory was 822.1 MB in the beginning and 770.8 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...