./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem16_label00.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 9b431fb1e114644b98930de9ab19cb0ae93d8815 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label00.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 9b431fb1e114644b98930de9ab19cb0ae93d8815 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:20,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:20,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:20,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:20,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:20,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:20,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:20,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:20,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:20,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:20,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:20,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:20,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:20,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:20,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:21,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:21,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:21,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:21,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:21,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:21,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:21,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:21,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:21,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:21,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:21,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:21,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:21,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:21,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:21,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:21,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:21,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:21,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:21,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:21,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:21,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:21,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:21,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:21,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:21,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:21,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:21,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:21,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:21,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:21,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:21,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:21,132 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:21,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:21,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:21,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:21,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:21,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:21,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:21,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:21,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:21,138 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:21,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:21,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:21,139 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:21,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:21,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:21,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:21,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:21,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:21,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:21,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:21,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:21,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:21,144 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:21,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:21,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:21,146 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 -> 9b431fb1e114644b98930de9ab19cb0ae93d8815 [2019-11-24 20:55:21,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:21,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:21,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:21,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:21,721 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:21,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label00.c [2019-11-24 20:55:21,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500060d04/b459773e521f467d82ddd6c6a2d49c8c/FLAG4c8094f7a [2019-11-24 20:55:23,231 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:23,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label00.c [2019-11-24 20:55:23,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500060d04/b459773e521f467d82ddd6c6a2d49c8c/FLAG4c8094f7a [2019-11-24 20:55:23,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500060d04/b459773e521f467d82ddd6c6a2d49c8c [2019-11-24 20:55:23,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:23,538 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:23,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:23,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:23,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:23,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:23" (1/1) ... [2019-11-24 20:55:23,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd97aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:23, skipping insertion in model container [2019-11-24 20:55:23,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:23" (1/1) ... [2019-11-24 20:55:23,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:23,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:25,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:25,455 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:26,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:26,459 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:26,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26 WrapperNode [2019-11-24 20:55:26,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:26,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:26,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:26,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:26,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:26,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:26,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:26,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:26,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:26,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:26" (1/1) ... [2019-11-24 20:55:27,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:27,209 INFO L168 Benchmark]: Toolchain (without parser) took 3666.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 897.7 MB in the end (delta: 58.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:27,210 INFO L168 Benchmark]: CDTParser took 2.35 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. [2019-11-24 20:55:27,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2919.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.8 MB in the end (delta: 18.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:27,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 448.60 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 909.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:27,224 INFO L168 Benchmark]: Boogie Preprocessor took 288.64 ms. Allocated memory is still 1.0 GB. Free memory was 909.1 MB in the beginning and 897.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:27,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 2919.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.8 MB in the end (delta: 18.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 448.60 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 909.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 288.64 ms. Allocated memory is still 1.0 GB. Free memory was 909.1 MB in the beginning and 897.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:30,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:30,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:31,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:31,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:31,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:31,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:31,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:31,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:31,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:31,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:31,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:31,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:31,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:31,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:31,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:31,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:31,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:31,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:31,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:31,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:31,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:31,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:31,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:31,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:31,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:31,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:31,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:31,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:31,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:31,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:31,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:31,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:31,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:31,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:31,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:31,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:31,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:31,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:31,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:31,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:31,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:31,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:31,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:31,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:31,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:31,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:31,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:31,227 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:31,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:31,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:31,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:31,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:31,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:31,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:31,234 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:31,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:31,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:31,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:31,236 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:31,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:31,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:31,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:31,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:31,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:31,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:31,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:31,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:31,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:31,241 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:31,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:31,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:31,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:31,245 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 -> 9b431fb1e114644b98930de9ab19cb0ae93d8815 [2019-11-24 20:55:31,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:31,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:31,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:31,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:31,871 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:31,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label00.c [2019-11-24 20:55:32,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbf2f9031/2e7cf051fd0d4688aa252969aa44f8a5/FLAG302d9b261 [2019-11-24 20:55:33,475 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:33,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label00.c [2019-11-24 20:55:33,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbf2f9031/2e7cf051fd0d4688aa252969aa44f8a5/FLAG302d9b261 [2019-11-24 20:55:33,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbf2f9031/2e7cf051fd0d4688aa252969aa44f8a5 [2019-11-24 20:55:33,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:33,840 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:33,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:33,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:33,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:33,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62860150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:33, skipping insertion in model container [2019-11-24 20:55:33,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:33" (1/1) ... [2019-11-24 20:55:33,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:34,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:35,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:35,703 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:36,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:36,318 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:36,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36 WrapperNode [2019-11-24 20:55:36,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:36,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:36,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:36,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:36,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:36,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:36,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:36,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:36,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:36,865 INFO L168 Benchmark]: Toolchain (without parser) took 3020.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.6 MB in the end (delta: 61.9 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:36,866 INFO L168 Benchmark]: CDTParser took 0.71 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. [2019-11-24 20:55:36,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2479.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 915.5 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:36,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.08 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:36,878 INFO L168 Benchmark]: Boogie Preprocessor took 265.19 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:36,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 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 2479.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 915.5 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.08 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 265.19 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...