./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem04_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 75e4bad583b741ebc4060510641be70c2620f49f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_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 75e4bad583b741ebc4060510641be70c2620f49f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:27,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:27,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:27,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:27,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:27,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:27,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:27,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:27,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:27,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:27,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:27,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:27,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:27,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:27,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:27,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:27,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:27,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:27,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:27,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:27,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:27,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:27,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:27,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:27,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:27,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:27,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:27,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:27,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:27,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:27,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:27,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:27,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:27,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:27,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:27,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:27,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:27,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:27,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:27,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:27,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:27,309 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:27,335 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:27,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:27,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:27,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:27,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:27,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:27,343 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:27,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:27,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:27,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:27,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:27,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:27,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:27,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:27,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:27,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:27,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:27,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:27,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:27,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:27,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:27,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:27,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:27,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:27,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:27,351 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:27,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:27,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:27,352 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 -> 75e4bad583b741ebc4060510641be70c2620f49f [2019-11-27 09:22:27,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:27,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:27,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:27,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:27,811 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:27,812 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-27 09:22:27,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84b1c2d1f/6d7284ba18244c3aac18e2fca1a9a380/FLAG525383fab [2019-11-27 09:22:29,061 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:29,064 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-27 09:22:29,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84b1c2d1f/6d7284ba18244c3aac18e2fca1a9a380/FLAG525383fab [2019-11-27 09:22:29,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84b1c2d1f/6d7284ba18244c3aac18e2fca1a9a380 [2019-11-27 09:22:29,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:29,458 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:29,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:29,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:29,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:29,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:29" (1/1) ... [2019-11-27 09:22:29,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:29, skipping insertion in model container [2019-11-27 09:22:29,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:29" (1/1) ... [2019-11-27 09:22:29,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:29,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:31,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:31,782 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:32,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:32,886 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:32,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32 WrapperNode [2019-11-27 09:22:32,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:32,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:32,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:32,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:32,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:32,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:33,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:33,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:33,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:33,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:33,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:33,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:33,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:33,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:33,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:33,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:33,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:32" (1/1) ... [2019-11-27 09:22:33,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:33,560 INFO L168 Benchmark]: Toolchain (without parser) took 4096.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 744.3 MB in the end (delta: 200.2 MB). Peak memory consumption was 200.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:33,560 INFO L168 Benchmark]: CDTParser took 1.56 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 09:22:33,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3428.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 813.1 MB in the end (delta: 131.4 MB). Peak memory consumption was 131.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:33,565 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.37 ms. Allocated memory is still 1.0 GB. Free memory was 813.1 MB in the beginning and 773.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:33,567 INFO L168 Benchmark]: Boogie Preprocessor took 320.09 ms. Allocated memory is still 1.0 GB. Free memory was 773.0 MB in the beginning and 744.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:33,576 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 3428.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 813.1 MB in the end (delta: 131.4 MB). Peak memory consumption was 131.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.37 ms. Allocated memory is still 1.0 GB. Free memory was 813.1 MB in the beginning and 773.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 320.09 ms. Allocated memory is still 1.0 GB. Free memory was 773.0 MB in the beginning and 744.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:36,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:36,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:36,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:36,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:36,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:36,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:36,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:36,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:36,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:36,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:36,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:36,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:36,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:36,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:36,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:36,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:36,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:36,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:36,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:36,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:36,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:36,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:36,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:36,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:36,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:36,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:36,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:36,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:36,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:36,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:36,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:36,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:36,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:36,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:36,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:36,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:36,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:36,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:36,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:36,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:36,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:36,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:36,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:36,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:36,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:36,615 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:36,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:36,615 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:36,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:36,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:36,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:36,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:36,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:36,617 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:36,618 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:36,618 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:36,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:36,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:36,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:36,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:36,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:36,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:36,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:36,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:36,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:36,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:36,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:36,623 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:36,624 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:36,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:36,626 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:36,627 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 -> 75e4bad583b741ebc4060510641be70c2620f49f [2019-11-27 09:22:37,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:37,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:37,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:37,146 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:37,147 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:37,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-27 09:22:37,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf2edc22a/9aa190760bca41858b3c4c0ea7ca9fb9/FLAG4b992f81e [2019-11-27 09:22:38,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:38,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-27 09:22:38,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf2edc22a/9aa190760bca41858b3c4c0ea7ca9fb9/FLAG4b992f81e [2019-11-27 09:22:38,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf2edc22a/9aa190760bca41858b3c4c0ea7ca9fb9 [2019-11-27 09:22:38,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:38,790 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:38,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:38,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:38,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:38,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:38,809 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 09:22:38, skipping insertion in model container [2019-11-27 09:22:38,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:38,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:39,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:41,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:41,021 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:42,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:42,108 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:42,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42 WrapperNode [2019-11-27 09:22:42,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:42,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:42,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:42,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:42,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:42,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:42,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:42,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:42,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:42" (1/1) ... [2019-11-27 09:22:42,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:42,864 INFO L168 Benchmark]: Toolchain (without parser) took 4069.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,865 INFO L168 Benchmark]: CDTParser took 0.22 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 09:22:42,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3316.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 796.2 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 392.12 ms. Allocated memory is still 1.0 GB. Free memory was 796.2 MB in the beginning and 761.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,875 INFO L168 Benchmark]: Boogie Preprocessor took 354.25 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,885 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3316.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 796.2 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 392.12 ms. Allocated memory is still 1.0 GB. Free memory was 796.2 MB in the beginning and 761.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 354.25 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 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...