./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label14.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/Problem12_label14.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 8ee2ab93ace634146447ec58161f9e1f6fa66ae5 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label14.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 8ee2ab93ace634146447ec58161f9e1f6fa66ae5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:38:23,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:23,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:23,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:23,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:23,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:23,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:23,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:23,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:23,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:23,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:23,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:23,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:23,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:23,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:23,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:23,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:23,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:23,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:23,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:23,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:23,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:23,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:23,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:23,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:23,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:23,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:23,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:23,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:23,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:23,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:23,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:23,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:23,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:23,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:23,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:23,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:23,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:23,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:23,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:23,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:23,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:23,962 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:23,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:23,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:23,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:23,970 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:23,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:23,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:23,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:23,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:23,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:23,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:23,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:23,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:23,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:23,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:23,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:23,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:23,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:23,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:23,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:23,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:23,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:23,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:23,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:23,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:23,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:23,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:23,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:23,979 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 -> 8ee2ab93ace634146447ec58161f9e1f6fa66ae5 [2019-11-25 22:38:24,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:24,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:24,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:24,455 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:24,455 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:24,456 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label14.c [2019-11-25 22:38:24,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47806350/a1e0675b8c1a40399a43b4eb66ab0f19/FLAG23ccdc105 [2019-11-25 22:38:25,752 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:25,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label14.c [2019-11-25 22:38:25,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47806350/a1e0675b8c1a40399a43b4eb66ab0f19/FLAG23ccdc105 [2019-11-25 22:38:26,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47806350/a1e0675b8c1a40399a43b4eb66ab0f19 [2019-11-25 22:38:26,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:26,103 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:26,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:26,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:26,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:26,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:26" (1/1) ... [2019-11-25 22:38:26,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:26, skipping insertion in model container [2019-11-25 22:38:26,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:26" (1/1) ... [2019-11-25 22:38:26,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:26,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:28,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:28,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:29,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:29,418 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:29,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29 WrapperNode [2019-11-25 22:38:29,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:29,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:29,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:29,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:29,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:29,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:29,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:29,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:29,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:30,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:30,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:30,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:30,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:30,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:30,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:30,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:30,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:29" (1/1) ... [2019-11-25 22:38:30,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:30,859 INFO L168 Benchmark]: Toolchain (without parser) took 4751.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 913.1 MB in the end (delta: 35.7 MB). Peak memory consumption was 316.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:30,860 INFO L168 Benchmark]: CDTParser took 2.73 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 22:38:30,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3313.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 826.6 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:30,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 573.85 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:30,867 INFO L168 Benchmark]: Boogie Preprocessor took 852.25 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 913.1 MB in the end (delta: -155.3 MB). Peak memory consumption was 125.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:30,877 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 3313.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 826.6 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 573.85 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 852.25 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 913.1 MB in the end (delta: -155.3 MB). Peak memory consumption was 125.5 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 22:38:33,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:33,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:33,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:33,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:33,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:33,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:33,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:33,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:33,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:33,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:33,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:33,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:33,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:33,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:33,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:33,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:33,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:33,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:33,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:33,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:33,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:33,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:33,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:33,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:33,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:33,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:33,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:33,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:33,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:33,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:33,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:33,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:33,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:33,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:33,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:33,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:33,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:33,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:33,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:33,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:33,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:33,865 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:33,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:33,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:33,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:33,870 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:33,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:33,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:33,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:33,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:33,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:33,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:33,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:33,874 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:33,875 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:33,875 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:33,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:33,876 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:33,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:33,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:33,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:33,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:33,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:33,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:33,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:33,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:33,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:33,881 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:33,881 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:33,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:33,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:33,882 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 -> 8ee2ab93ace634146447ec58161f9e1f6fa66ae5 [2019-11-25 22:38:34,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:34,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:34,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:34,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:34,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:34,382 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label14.c [2019-11-25 22:38:34,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ecb8167e/d1a5f7ea714c4a3e98cc21900eb57d16/FLAGfd47463d0 [2019-11-25 22:38:35,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:35,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label14.c [2019-11-25 22:38:35,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ecb8167e/d1a5f7ea714c4a3e98cc21900eb57d16/FLAGfd47463d0 [2019-11-25 22:38:36,024 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ecb8167e/d1a5f7ea714c4a3e98cc21900eb57d16 [2019-11-25 22:38:36,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:36,037 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:36,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:36,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:36,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:36,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:36" (1/1) ... [2019-11-25 22:38:36,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:36, skipping insertion in model container [2019-11-25 22:38:36,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:36" (1/1) ... [2019-11-25 22:38:36,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:36,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:38,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:38,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:39,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:39,398 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:39,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39 WrapperNode [2019-11-25 22:38:39,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:39,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:39,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:39,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:39,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:39,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:39,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:39,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:39,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:39,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:39,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:39,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:39,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:39,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:39" (1/1) ... [2019-11-25 22:38:40,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:40,312 INFO L168 Benchmark]: Toolchain (without parser) took 4270.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 717.8 MB in the end (delta: 232.5 MB). Peak memory consumption was 232.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,313 INFO L168 Benchmark]: CDTParser took 1.50 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 22:38:40,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3364.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 435.81 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,321 INFO L168 Benchmark]: Boogie Preprocessor took 464.77 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 717.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,331 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 3364.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 435.81 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 464.77 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 717.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...