./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label15.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem01_label15.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 4893d056c55084f9785b9d10ff20a8939e2b3502 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label15.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 4893d056c55084f9785b9d10ff20a8939e2b3502 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:32,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:32,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:32,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:32,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:32,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:32,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:32,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:32,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:32,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:32,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:32,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:32,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:32,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:32,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:32,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:32,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:32,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:32,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:32,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:32,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:32,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:32,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:32,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:32,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:32,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:32,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:32,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:32,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:32,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:32,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:32,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:32,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:32,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:32,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:32,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:32,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:32,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:32,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:32,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:32,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:32,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:32,983 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:32,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:32,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:32,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:32,990 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:32,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:32,991 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:32,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:32,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:32,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:32,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:32,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:32,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:32,996 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:32,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:32,997 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:32,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:32,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:32,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:33,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:33,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:33,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:33,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:33,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:33,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:33,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:33,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:33,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:33,007 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 -> 4893d056c55084f9785b9d10ff20a8939e2b3502 [2019-11-25 22:25:33,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:33,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:33,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:33,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:33,612 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:33,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label15.c [2019-11-25 22:25:33,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b1a69a9/f62083d2159c42bfbd2d846b0c804c84/FLAG93bf87990 [2019-11-25 22:25:35,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:35,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label15.c [2019-11-25 22:25:35,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b1a69a9/f62083d2159c42bfbd2d846b0c804c84/FLAG93bf87990 [2019-11-25 22:25:35,106 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b1a69a9/f62083d2159c42bfbd2d846b0c804c84 [2019-11-25 22:25:35,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:35,118 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:35,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:35,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:35,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:35,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:35" (1/1) ... [2019-11-25 22:25:35,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:35, skipping insertion in model container [2019-11-25 22:25:35,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:35" (1/1) ... [2019-11-25 22:25:35,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:35,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:36,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:36,328 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:36,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:36,657 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:36,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36 WrapperNode [2019-11-25 22:25:36,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:36,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:36,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:36,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:36,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:36,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:36,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:36,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:36,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:36,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:36,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:36,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:36,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:36,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:36,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:37,080 INFO L168 Benchmark]: Toolchain (without parser) took 1953.51 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 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:37,085 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:25:37,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1537.09 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:37,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.17 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:37,096 INFO L168 Benchmark]: Boogie Preprocessor took 182.77 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:37,109 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1537.09 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.17 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.77 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-65d6cd2 [2019-11-25 22:25:41,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:41,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:41,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:41,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:41,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:41,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:41,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:41,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:41,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:41,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:41,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:41,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:41,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:41,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:41,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:41,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:41,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:41,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:41,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:41,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:41,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:41,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:41,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:41,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:41,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:41,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:41,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:41,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:41,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:41,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:41,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:41,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:41,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:41,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:41,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:41,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:41,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:41,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:41,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:41,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:41,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:41,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:41,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:41,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:41,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:41,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:41,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:41,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:41,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:41,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:41,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:41,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:41,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:41,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:41,341 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:41,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:41,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:41,342 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:41,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:41,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:41,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:41,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:41,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:41,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:41,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:41,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:41,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:41,348 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:41,348 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:41,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:41,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:41,351 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 -> 4893d056c55084f9785b9d10ff20a8939e2b3502 [2019-11-25 22:25:41,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:42,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:42,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:42,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:42,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:42,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label15.c [2019-11-25 22:25:42,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0780ebe67/064c9a44c77a4f03822442f343774f84/FLAG121c99b8f [2019-11-25 22:25:43,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:43,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label15.c [2019-11-25 22:25:43,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0780ebe67/064c9a44c77a4f03822442f343774f84/FLAG121c99b8f [2019-11-25 22:25:43,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0780ebe67/064c9a44c77a4f03822442f343774f84 [2019-11-25 22:25:43,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:43,594 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:43,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:43,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:43,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:43,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:43" (1/1) ... [2019-11-25 22:25:43,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43, skipping insertion in model container [2019-11-25 22:25:43,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:43" (1/1) ... [2019-11-25 22:25:43,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:43,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:44,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:44,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:45,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:45,167 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:45,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45 WrapperNode [2019-11-25 22:25:45,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:45,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:45,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:45,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:45,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:45,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:45,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:45,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:45,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:45,610 INFO L168 Benchmark]: Toolchain (without parser) took 2008.38 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:45,611 INFO L168 Benchmark]: CDTParser took 3.03 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. [2019-11-25 22:25:45,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1575.27 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 966.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:45,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.67 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:45,619 INFO L168 Benchmark]: Boogie Preprocessor took 178.89 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:45,630 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 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 1575.27 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 966.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.67 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.89 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...