./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label17.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 bed34f8da9b3d7f90a4009c788fe151896bf4ecc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label17.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 bed34f8da9b3d7f90a4009c788fe151896bf4ecc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:18,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:18,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:18,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:18,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:18,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:18,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:18,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:18,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:18,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:18,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:18,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:18,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:18,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:18,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:18,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:18,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:18,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:18,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:18,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:19,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:19,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:19,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:19,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:19,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:19,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:19,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:19,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:19,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:19,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:19,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:19,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:19,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:19,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:19,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:19,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:19,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:19,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:19,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:19,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:19,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:19,052 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:19,109 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:19,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:19,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:19,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:19,123 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:19,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:19,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:19,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:19,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:19,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:19,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:19,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:19,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:19,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:19,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:19,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:19,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:19,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:19,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:19,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:19,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:19,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:19,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:19,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:19,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:19,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:19,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:19,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:19,141 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 -> bed34f8da9b3d7f90a4009c788fe151896bf4ecc [2019-11-27 15:56:19,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:19,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:19,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:19,731 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:19,736 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:19,738 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-27 15:56:19,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99555851e/d805d26616a04515bf8605eb4603745f/FLAG70048c585 [2019-11-27 15:56:21,760 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:21,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-27 15:56:21,857 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99555851e/d805d26616a04515bf8605eb4603745f/FLAG70048c585 [2019-11-27 15:56:21,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99555851e/d805d26616a04515bf8605eb4603745f [2019-11-27 15:56:21,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:21,904 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:21,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:21,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:21,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:21,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:21" (1/1) ... [2019-11-27 15:56:21,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:21, skipping insertion in model container [2019-11-27 15:56:21,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:21" (1/1) ... [2019-11-27 15:56:21,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:22,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:25,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:25,547 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:27,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:27,146 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:27,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27 WrapperNode [2019-11-27 15:56:27,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:27,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:27,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:27,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:27,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:27,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:28,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:28,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:28,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:28,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:28,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:28,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:28,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:28,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:29,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:29,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:29,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:27" (1/1) ... [2019-11-27 15:56:29,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:29,618 INFO L168 Benchmark]: Toolchain (without parser) took 7708.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 802.5 MB in the end (delta: 140.6 MB). Peak memory consumption was 140.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:29,621 INFO L168 Benchmark]: CDTParser took 0.47 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 15:56:29,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5239.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 779.6 MB in the end (delta: 163.5 MB). Peak memory consumption was 163.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:29,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 1444.51 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.7 MB in the end (delta: -92.1 MB). Peak memory consumption was 138.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:29,630 INFO L168 Benchmark]: Boogie Preprocessor took 1015.28 ms. Allocated memory is still 1.0 GB. Free memory was 871.7 MB in the beginning and 802.5 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:29,640 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 5239.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 779.6 MB in the end (delta: 163.5 MB). Peak memory consumption was 163.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1444.51 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.7 MB in the end (delta: -92.1 MB). Peak memory consumption was 138.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1015.28 ms. Allocated memory is still 1.0 GB. Free memory was 871.7 MB in the beginning and 802.5 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 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 0.1.24-509859d [2019-11-27 15:56:33,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:33,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:33,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:33,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:33,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:33,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:33,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:33,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:33,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:33,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:33,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:33,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:33,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:33,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:33,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:33,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:33,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:33,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:33,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:33,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:33,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:33,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:33,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:33,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:33,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:33,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:33,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:33,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:33,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:33,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:33,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:33,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:33,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:33,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:33,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:33,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:33,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:33,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:33,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:33,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:33,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:34,056 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:34,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:34,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:34,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:34,067 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:34,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:34,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:34,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:34,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:34,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:34,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:34,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:34,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:34,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:34,076 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:34,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:34,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:34,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:34,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:34,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:34,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:34,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:34,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:34,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:34,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:34,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:34,088 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:34,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:34,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:34,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:34,091 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 -> bed34f8da9b3d7f90a4009c788fe151896bf4ecc [2019-11-27 15:56:34,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:34,749 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:34,757 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:34,762 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:34,764 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:34,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-27 15:56:34,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c5d370c7/89b5b82083904db8a0b58ac931042146/FLAGcc6d310f1 [2019-11-27 15:56:36,839 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:36,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-27 15:56:36,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c5d370c7/89b5b82083904db8a0b58ac931042146/FLAGcc6d310f1 [2019-11-27 15:56:36,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c5d370c7/89b5b82083904db8a0b58ac931042146 [2019-11-27 15:56:36,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:36,983 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:36,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:36,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:36,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:37,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:36" (1/1) ... [2019-11-27 15:56:37,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37, skipping insertion in model container [2019-11-27 15:56:37,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:36" (1/1) ... [2019-11-27 15:56:37,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:37,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:40,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:40,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:42,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:42,597 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:42,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42 WrapperNode [2019-11-27 15:56:42,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:42,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:42,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:42,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:42,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:42,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:43,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:43,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:43,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:43,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:43,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:43,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:43,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:43,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:43,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:43,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:43,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:42" (1/1) ... [2019-11-27 15:56:43,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:43,977 INFO L168 Benchmark]: Toolchain (without parser) took 6990.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 887.2 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:43,980 INFO L168 Benchmark]: CDTParser took 0.42 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 15:56:43,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5609.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:43,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 857.04 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 920.9 MB in the end (delta: -204.3 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:43,989 INFO L168 Benchmark]: Boogie Preprocessor took 513.55 ms. Allocated memory is still 1.0 GB. Free memory was 920.9 MB in the beginning and 887.2 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:43,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5609.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 857.04 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 920.9 MB in the end (delta: -204.3 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 513.55 ms. Allocated memory is still 1.0 GB. Free memory was 920.9 MB in the beginning and 887.2 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...