./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label55.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/Problem01_label55.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 6dacd915ddcb2eb31881c9efdd8e6c888fdc7dc2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label55.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 6dacd915ddcb2eb31881c9efdd8e6c888fdc7dc2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:21:02,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:02,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:02,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:02,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:02,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:02,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:02,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:02,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:02,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:02,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:02,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:02,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:02,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:02,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:02,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:02,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:02,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:02,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:02,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:02,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:02,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:02,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:02,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:02,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:02,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:02,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:02,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:02,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:02,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:02,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:02,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:02,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:02,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:02,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:02,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:02,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:02,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:02,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:02,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:02,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:02,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:02,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:02,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:02,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:02,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:02,435 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:02,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:02,436 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:02,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:02,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:02,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:02,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:02,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:02,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:02,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:02,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:02,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:02,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:02,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:02,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:02,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:02,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:02,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:02,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:02,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:02,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:02,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:02,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:02,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:02,451 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 -> 6dacd915ddcb2eb31881c9efdd8e6c888fdc7dc2 [2019-11-27 09:21:03,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:03,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:03,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:03,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:03,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:03,074 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label55.c [2019-11-27 09:21:03,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68a72b93/40e3085c4cee464d8f3cd8ac028dff51/FLAGce0e32466 [2019-11-27 09:21:04,520 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:04,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label55.c [2019-11-27 09:21:04,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68a72b93/40e3085c4cee464d8f3cd8ac028dff51/FLAGce0e32466 [2019-11-27 09:21:04,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68a72b93/40e3085c4cee464d8f3cd8ac028dff51 [2019-11-27 09:21:04,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:04,612 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:04,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:04,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:04,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:04,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:04" (1/1) ... [2019-11-27 09:21:04,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:04, skipping insertion in model container [2019-11-27 09:21:04,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:04" (1/1) ... [2019-11-27 09:21:04,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:04,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:05,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:05,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:06,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:06,147 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:06,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06 WrapperNode [2019-11-27 09:21:06,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:06,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:06,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:06,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:06,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:06,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:06,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:06,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:06,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:06,558 INFO L168 Benchmark]: Toolchain (without parser) took 1933.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:06,559 INFO L168 Benchmark]: CDTParser took 0.56 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 09:21:06,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1532.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.39 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,568 INFO L168 Benchmark]: Boogie Preprocessor took 192.86 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 1532.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.39 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.86 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 09:21:10,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:10,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:10,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:10,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:10,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:10,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:10,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:10,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:10,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:10,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:10,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:10,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:10,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:10,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:10,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:10,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:10,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:10,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:10,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:10,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:10,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:10,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:10,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:10,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:10,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:10,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:10,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:10,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:10,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:10,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:10,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:10,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:10,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:10,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:10,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:10,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:10,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:10,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:10,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:10,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:10,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:10,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:10,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:10,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:10,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:10,548 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:10,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:10,549 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:10,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:10,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:10,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:10,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:10,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:10,553 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:10,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:10,556 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:10,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:10,557 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:10,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:10,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:10,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:10,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:10,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:10,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:10,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:10,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:10,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:10,563 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:10,563 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:10,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:10,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:10,568 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 -> 6dacd915ddcb2eb31881c9efdd8e6c888fdc7dc2 [2019-11-27 09:21:11,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:11,202 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:11,208 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:11,213 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:11,213 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:11,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label55.c [2019-11-27 09:21:11,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/297e683e3/f307e51f244d4ce6898d1428dfb1a80f/FLAG01be11240 [2019-11-27 09:21:12,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:12,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label55.c [2019-11-27 09:21:12,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/297e683e3/f307e51f244d4ce6898d1428dfb1a80f/FLAG01be11240 [2019-11-27 09:21:13,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/297e683e3/f307e51f244d4ce6898d1428dfb1a80f [2019-11-27 09:21:13,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:13,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:13,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:13,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:13,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:13,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31007272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13, skipping insertion in model container [2019-11-27 09:21:13,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:13,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:14,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:14,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:14,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:14,641 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:14,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14 WrapperNode [2019-11-27 09:21:14,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:14,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:14,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:14,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:14,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:14,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:14,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:14,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:14,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:15,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:15,027 INFO L168 Benchmark]: Toolchain (without parser) took 1841.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 956.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:15,031 INFO L168 Benchmark]: CDTParser took 0.42 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 09:21:15,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1457.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 967.9 MB in the end (delta: -7.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:15,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:15,044 INFO L168 Benchmark]: Boogie Preprocessor took 185.09 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:15,057 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1457.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 967.9 MB in the end (delta: -7.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.09 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...