./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label48.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 32a4192ffe4009516d0ff05103da55a4e091ced8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label48.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 32a4192ffe4009516d0ff05103da55a4e091ced8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:55:51,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:51,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:51,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:51,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:51,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:51,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:51,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:51,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:51,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:51,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:51,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:51,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:51,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:51,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:51,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:51,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:51,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:51,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:51,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:51,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:51,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:51,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:51,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:51,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:51,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:51,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:51,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:51,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:51,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:51,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:51,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:51,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:51,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:51,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:51,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:51,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:51,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:51,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:51,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:51,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:51,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:51,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:51,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:51,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:51,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:51,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:51,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:51,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:51,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:51,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:51,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:51,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:51,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:51,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:51,343 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:51,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:51,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:51,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:51,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:51,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:51,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:51,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:51,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:51,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:51,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:51,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:51,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:51,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:51,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:51,351 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 -> 32a4192ffe4009516d0ff05103da55a4e091ced8 [2019-11-27 15:55:52,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:52,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:52,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:52,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:52,087 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:52,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label48.c [2019-11-27 15:55:52,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3a6f35b1/a43b9fac3f1040f8903b8935b4f3d283/FLAG7cf2838ae [2019-11-27 15:55:53,874 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:53,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label48.c [2019-11-27 15:55:53,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3a6f35b1/a43b9fac3f1040f8903b8935b4f3d283/FLAG7cf2838ae [2019-11-27 15:55:53,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3a6f35b1/a43b9fac3f1040f8903b8935b4f3d283 [2019-11-27 15:55:53,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:53,991 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:53,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:53,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:54,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:54,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:54,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:54, skipping insertion in model container [2019-11-27 15:55:54,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:54,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:54,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:56,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:56,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:58,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:58,481 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:58,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58 WrapperNode [2019-11-27 15:55:58,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:58,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:58,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:58,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:58,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:55:58,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:55:59,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:59,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:59,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:59,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:59,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:55:59,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:55:59,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:55:59,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:55:59,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:55:59,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:56:00,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:58" (1/1) ... [2019-11-27 15:56:00,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:00,788 INFO L168 Benchmark]: Toolchain (without parser) took 6790.28 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 912.4 MB in the end (delta: 37.8 MB). Peak memory consumption was 317.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:00,789 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:00,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4488.93 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:00,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 817.61 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:00,797 INFO L168 Benchmark]: Boogie Preprocessor took 1474.16 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 912.4 MB in the end (delta: -160.4 MB). Peak memory consumption was 119.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:00,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 4488.93 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 817.61 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1474.16 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 912.4 MB in the end (delta: -160.4 MB). Peak memory consumption was 119.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:56:04,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:04,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:04,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:04,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:04,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:04,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:05,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:05,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:05,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:05,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:05,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:05,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:05,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:05,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:05,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:05,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:05,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:05,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:05,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:05,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:05,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:05,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:05,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:05,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:05,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:05,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:05,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:05,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:05,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:05,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:05,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:05,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:05,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:05,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:05,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:05,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:05,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:05,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:05,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:05,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:05,124 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:05,172 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:05,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:05,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:05,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:05,179 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:05,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:05,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:05,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:05,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:05,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:05,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:05,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:05,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:05,188 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:05,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:05,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:05,189 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:05,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:05,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:05,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:05,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:05,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:05,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:05,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:05,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:05,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:05,195 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:05,197 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:05,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:05,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:05,199 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 -> 32a4192ffe4009516d0ff05103da55a4e091ced8 [2019-11-27 15:56:05,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:05,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:05,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:05,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:05,823 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:05,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label48.c [2019-11-27 15:56:05,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c450c3cf/629af5eef227431eb64b73dd7f0944cf/FLAGe63df21e3 [2019-11-27 15:56:07,741 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:07,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label48.c [2019-11-27 15:56:07,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c450c3cf/629af5eef227431eb64b73dd7f0944cf/FLAGe63df21e3 [2019-11-27 15:56:07,864 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c450c3cf/629af5eef227431eb64b73dd7f0944cf [2019-11-27 15:56:07,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:07,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:07,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:07,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:07,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:07,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07, skipping insertion in model container [2019-11-27 15:56:07,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:08,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:11,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:11,561 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:13,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:13,079 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:13,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13 WrapperNode [2019-11-27 15:56:13,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:13,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:13,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:13,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:13,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:13,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:13,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:13,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:13,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:13,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:13,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:13,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:13,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:13,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:13,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:14,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:14,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:13" (1/1) ... [2019-11-27 15:56:14,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:14,133 INFO L168 Benchmark]: Toolchain (without parser) took 6250.12 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 717.7 MB in the end (delta: 238.2 MB). Peak memory consumption was 238.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:14,134 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 15:56:14,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5201.90 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 780.8 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:14,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 569.16 ms. Allocated memory is still 1.0 GB. Free memory was 780.8 MB in the beginning and 746.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:14,144 INFO L168 Benchmark]: Boogie Preprocessor took 471.65 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 717.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:14,153 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5201.90 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 780.8 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 569.16 ms. Allocated memory is still 1.0 GB. Free memory was 780.8 MB in the beginning and 746.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 471.65 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 717.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...