./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label34.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem15_label34.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 55b51b216334fe1cbdbe0b8d7c2b23edced0cd58 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label34.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 55b51b216334fe1cbdbe0b8d7c2b23edced0cd58 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:05,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:05,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:05,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:05,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:05,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:05,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:05,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:05,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:05,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:05,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:05,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:05,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:05,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:05,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:05,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:05,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:05,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:05,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:05,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:05,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:05,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:05,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:05,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:05,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:05,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:05,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:05,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:05,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:05,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:05,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:05,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:05,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:05,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:05,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:05,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:05,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:05,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:05,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:05,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:05,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:05,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:05,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:05,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:05,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:05,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:05,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:05,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:05,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:05,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:05,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:05,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:05,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:05,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:05,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:05,890 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:05,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:05,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:05,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:05,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:05,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:05,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:05,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:05,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:05,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:05,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:05,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:05,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:05,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:05,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:05,900 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 -> 55b51b216334fe1cbdbe0b8d7c2b23edced0cd58 [2019-11-26 16:49:06,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:06,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:06,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:06,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:06,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:06,504 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label34.c [2019-11-26 16:49:06,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226608b78/5da80e33bf4940538e056beca63d0287/FLAGe83018952 [2019-11-26 16:49:08,120 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:08,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label34.c [2019-11-26 16:49:08,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226608b78/5da80e33bf4940538e056beca63d0287/FLAGe83018952 [2019-11-26 16:49:08,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226608b78/5da80e33bf4940538e056beca63d0287 [2019-11-26 16:49:08,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:08,214 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:08,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:08,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:08,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:08,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:08" (1/1) ... [2019-11-26 16:49:08,238 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 26.11 04:49:08, skipping insertion in model container [2019-11-26 16:49:08,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:08" (1/1) ... [2019-11-26 16:49:08,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:08,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:10,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:10,213 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:10,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:10,905 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:10,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10 WrapperNode [2019-11-26 16:49:10,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:10,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:10,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:10,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:10,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:11,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:11,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:11,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:11,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:11,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:11,913 INFO L168 Benchmark]: Toolchain (without parser) took 3692.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.7 MB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:11,914 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:49:11,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2691.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.0 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:11,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 458.14 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:11,924 INFO L168 Benchmark]: Boogie Preprocessor took 533.26 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:11,936 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2691.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.0 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 458.14 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 533.26 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-025d5a2 [2019-11-26 16:49:15,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:15,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:15,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:15,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:15,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:15,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:15,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:15,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:15,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:15,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:15,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:15,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:15,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:15,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:15,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:15,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:15,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:15,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:15,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:15,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:15,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:15,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:15,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:15,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:15,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:15,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:15,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:15,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:15,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:15,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:15,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:15,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:15,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:15,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:15,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:15,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:15,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:15,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:15,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:15,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:15,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:16,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:16,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:16,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:16,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:16,039 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:16,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:16,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:16,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:16,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:16,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:16,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:16,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:16,046 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:16,046 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:16,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:16,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:16,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:16,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:16,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:16,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:16,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:16,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:16,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:16,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:16,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:16,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:16,053 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:16,053 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:16,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:16,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:16,056 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 -> 55b51b216334fe1cbdbe0b8d7c2b23edced0cd58 [2019-11-26 16:49:16,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:16,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:16,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:16,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:16,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:16,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label34.c [2019-11-26 16:49:16,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516fde37f/60eea8c50db24b96b93751eebd9d8834/FLAG221dc9e66 [2019-11-26 16:49:18,161 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:18,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label34.c [2019-11-26 16:49:18,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516fde37f/60eea8c50db24b96b93751eebd9d8834/FLAG221dc9e66 [2019-11-26 16:49:18,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516fde37f/60eea8c50db24b96b93751eebd9d8834 [2019-11-26 16:49:18,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:18,440 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:18,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:18,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:18,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:18,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:18" (1/1) ... [2019-11-26 16:49:18,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:18, skipping insertion in model container [2019-11-26 16:49:18,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:18" (1/1) ... [2019-11-26 16:49:18,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:18,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:20,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:20,761 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:21,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:21,795 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:21,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21 WrapperNode [2019-11-26 16:49:21,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:21,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:21,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:21,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:21,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:22,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:22,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:22,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:22,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:22,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:22,481 INFO L168 Benchmark]: Toolchain (without parser) took 4039.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 872.9 MB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:22,482 INFO L168 Benchmark]: CDTParser took 0.93 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. [2019-11-26 16:49:22,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3357.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 895.8 MB in the end (delta: 60.1 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:22,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.59 ms. Allocated memory is still 1.0 GB. Free memory was 895.8 MB in the beginning and 884.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:22,492 INFO L168 Benchmark]: Boogie Preprocessor took 373.31 ms. Allocated memory is still 1.0 GB. Free memory was 884.3 MB in the beginning and 872.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:22,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 3357.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 895.8 MB in the end (delta: 60.1 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 298.59 ms. Allocated memory is still 1.0 GB. Free memory was 895.8 MB in the beginning and 884.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 373.31 ms. Allocated memory is still 1.0 GB. Free memory was 884.3 MB in the beginning and 872.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...