./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label47.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/Problem16_label47.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 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label47.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 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:37:09,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:09,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:09,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:09,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:09,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:09,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:09,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:09,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:09,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:09,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:09,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:09,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:09,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:09,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:09,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:09,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:09,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:09,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:09,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:09,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:09,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:09,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:09,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:09,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:09,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:09,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:09,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:09,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:09,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:09,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:09,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:09,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:09,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:09,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:09,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:09,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:09,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:09,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:09,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:09,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:09,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:09,825 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:09,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:09,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:09,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:09,832 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:09,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:09,833 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:09,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:09,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:09,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:09,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:09,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:09,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:09,837 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:09,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:09,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:09,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:09,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:09,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:09,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:09,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:09,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:09,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:09,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:09,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:09,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:09,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:09,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:09,846 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 -> 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf [2019-11-27 09:37:10,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:10,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:10,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:10,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:10,539 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:10,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-27 09:37:10,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c1944bc6/73491df18c9a44b9842bd14a68174781/FLAGaf6420578 [2019-11-27 09:37:12,294 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:12,302 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-27 09:37:12,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c1944bc6/73491df18c9a44b9842bd14a68174781/FLAGaf6420578 [2019-11-27 09:37:12,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c1944bc6/73491df18c9a44b9842bd14a68174781 [2019-11-27 09:37:12,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:12,410 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:12,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:12,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:12,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:12,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:12" (1/1) ... [2019-11-27 09:37:12,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:12, skipping insertion in model container [2019-11-27 09:37:12,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:12" (1/1) ... [2019-11-27 09:37:12,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:12,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:14,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:14,150 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:14,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:14,838 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:14,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14 WrapperNode [2019-11-27 09:37:14,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:14,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:14,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:14,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:14,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:15,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:15,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:15,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:15,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:15,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:15,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:15,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:15,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:15,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:15,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:15,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:15,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:15,505 INFO L168 Benchmark]: Toolchain (without parser) took 3088.72 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 933.9 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,507 INFO L168 Benchmark]: CDTParser took 0.30 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 09:37:15,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2430.67 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,513 INFO L168 Benchmark]: Boogie Procedure Inliner took 317.10 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 945.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,517 INFO L168 Benchmark]: Boogie Preprocessor took 332.63 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 933.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 2430.67 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 317.10 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 945.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 332.63 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 933.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:19,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:19,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:19,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:19,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:19,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:19,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:19,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:19,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:19,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:19,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:19,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:19,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:19,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:19,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:19,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:19,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:19,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:19,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:19,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:19,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:19,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:19,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:19,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:19,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:19,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:19,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:19,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:19,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:19,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:19,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:19,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:19,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:19,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:19,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:19,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:19,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:19,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:19,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:19,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:19,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:19,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:19,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:19,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:19,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:19,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:19,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:19,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:19,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:19,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:19,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:19,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:19,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:19,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:19,586 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:19,586 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:19,587 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:19,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:19,588 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:19,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:19,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:19,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:19,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:19,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:19,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:19,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:19,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:19,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:19,594 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:19,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:19,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:19,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:19,599 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 -> 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf [2019-11-27 09:37:20,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:20,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:20,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:20,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:20,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:20,228 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-27 09:37:20,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ae8501f/5bdfda169eb84ceba30894bff50426cc/FLAG27e42f81c [2019-11-27 09:37:21,966 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:21,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-27 09:37:22,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ae8501f/5bdfda169eb84ceba30894bff50426cc/FLAG27e42f81c [2019-11-27 09:37:22,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ae8501f/5bdfda169eb84ceba30894bff50426cc [2019-11-27 09:37:22,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:22,082 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:22,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:22,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:22,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:22,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22, skipping insertion in model container [2019-11-27 09:37:22,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:22,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:23,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:23,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:24,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:24,531 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:24,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24 WrapperNode [2019-11-27 09:37:24,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:24,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:24,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:24,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:24,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:24,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:24,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:24,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:24,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:24,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:24,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:24,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:24,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:24,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:24,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:24,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:25,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:24" (1/1) ... [2019-11-27 09:37:25,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:25,054 INFO L168 Benchmark]: Toolchain (without parser) took 2969.99 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 892.6 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:25,055 INFO L168 Benchmark]: CDTParser took 0.43 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 09:37:25,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2449.67 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:25,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.90 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:25,066 INFO L168 Benchmark]: Boogie Preprocessor took 244.69 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:25,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2449.67 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 263.90 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 244.69 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...