./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem17_label08.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 fb49a90f7a635a0dcad7872bd4e1d42646b6a51b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label08.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 fb49a90f7a635a0dcad7872bd4e1d42646b6a51b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:10,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:10,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:10,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:10,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:10,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:10,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:10,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:10,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:10,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:10,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:10,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:10,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:10,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:10,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:10,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:10,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:10,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:10,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:10,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:10,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:10,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:10,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:10,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:10,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:10,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:10,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:10,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:10,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:10,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:10,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:10,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:10,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:10,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:10,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:10,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:10,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:10,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:10,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:10,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:10,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:10,374 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:10,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:10,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:10,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:10,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:10,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:10,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:10,427 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:10,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:10,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:10,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:10,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:10,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:10,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:10,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:10,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:10,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:10,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:10,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:10,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:10,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:10,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:10,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:10,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:10,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:10,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:10,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:10,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:10,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:10,442 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 -> fb49a90f7a635a0dcad7872bd4e1d42646b6a51b [2019-11-26 16:50:11,043 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:11,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:11,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:11,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:11,085 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:11,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-26 16:50:11,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31e540942/51212bfdebde4dacae2825b33692b2d9/FLAG6232609bb [2019-11-26 16:50:12,804 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:12,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-26 16:50:12,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31e540942/51212bfdebde4dacae2825b33692b2d9/FLAG6232609bb [2019-11-26 16:50:12,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31e540942/51212bfdebde4dacae2825b33692b2d9 [2019-11-26 16:50:12,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:12,917 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:12,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:12,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:12,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:12,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:12,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12, skipping insertion in model container [2019-11-26 16:50:12,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:12,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:13,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:15,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:15,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:16,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:16,380 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:16,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16 WrapperNode [2019-11-26 16:50:16,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:16,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:16,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:16,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:16,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:17,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:17,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:17,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:17,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:17,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:17,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:17,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:17,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:17,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:17,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:17,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:17,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:17,796 INFO L168 Benchmark]: Toolchain (without parser) took 4870.86 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 775.9 MB in the end (delta: 185.8 MB). Peak memory consumption was 185.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:17,797 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:50:17,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3463.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:17,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 712.26 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.3 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:17,807 INFO L168 Benchmark]: Boogie Preprocessor took 687.87 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 775.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:17,818 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3463.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 712.26 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.3 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 687.87 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 775.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-025d5a2 [2019-11-26 16:50:21,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:21,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:21,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:21,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:21,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:21,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:21,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:21,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:21,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:21,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:21,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:21,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:21,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:21,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:21,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:21,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:21,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:21,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:21,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:21,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:21,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:21,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:21,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:21,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:21,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:21,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:21,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:21,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:21,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:21,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:21,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:21,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:21,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:21,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:21,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:21,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:21,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:21,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:21,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:21,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:21,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:22,028 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:22,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:22,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:22,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:22,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:22,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:22,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:22,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:22,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:22,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:22,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:22,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:22,041 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:22,043 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:22,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:22,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:22,044 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:22,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:22,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:22,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:22,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:22,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:22,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:22,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:22,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:22,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:22,051 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:22,052 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:22,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:22,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:22,054 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 -> fb49a90f7a635a0dcad7872bd4e1d42646b6a51b [2019-11-26 16:50:22,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:22,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:22,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:22,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:22,699 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:22,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-26 16:50:22,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd168f4a1/5de359471bee44a4836d9edafc607234/FLAGf85c625e8 [2019-11-26 16:50:24,639 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:24,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-26 16:50:24,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd168f4a1/5de359471bee44a4836d9edafc607234/FLAGf85c625e8 [2019-11-26 16:50:24,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd168f4a1/5de359471bee44a4836d9edafc607234 [2019-11-26 16:50:24,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:24,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:24,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:24,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:24,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:24,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,786 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 26.11 04:50:24, skipping insertion in model container [2019-11-26 16:50:24,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:25,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:27,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:27,397 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:28,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:28,616 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:28,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28 WrapperNode [2019-11-26 16:50:28,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:28,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:28,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:28,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:28,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:28,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:29,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:29,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:29,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:29,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:29,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:29,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:29,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:29,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:29,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:29,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:29,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:29,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:29,486 INFO L168 Benchmark]: Toolchain (without parser) took 4719.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 780.7 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:29,487 INFO L168 Benchmark]: CDTParser took 2.44 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. [2019-11-26 16:50:29,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3854.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:29,492 INFO L168 Benchmark]: Boogie Procedure Inliner took 398.98 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 797.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:29,495 INFO L168 Benchmark]: Boogie Preprocessor took 453.96 ms. Allocated memory is still 1.0 GB. Free memory was 797.9 MB in the beginning and 780.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:29,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.44 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 3854.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 398.98 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 797.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 453.96 ms. Allocated memory is still 1.0 GB. Free memory was 797.9 MB in the beginning and 780.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...