./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label51.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_label51.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 b620a6eee56163bc37e2147dc44628859c4747f3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label51.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 b620a6eee56163bc37e2147dc44628859c4747f3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:37:10,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:10,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:10,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:10,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:10,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:10,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:10,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:10,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:10,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:10,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:10,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:10,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:10,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:10,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:10,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:10,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:10,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:10,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:10,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:10,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:10,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:10,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:10,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:10,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:10,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:10,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:10,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:10,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:10,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:10,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:10,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:10,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:10,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:10,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:10,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:10,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:10,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:10,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:10,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:10,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:10,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:10,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:10,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:10,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:10,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:10,564 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:10,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:10,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:10,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:10,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:10,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:10,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:10,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:10,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:10,569 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:10,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:10,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:10,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:10,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:10,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:10,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:10,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:10,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:10,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:10,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:10,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:10,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:10,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:10,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:10,575 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 -> b620a6eee56163bc37e2147dc44628859c4747f3 [2019-11-27 09:37:11,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:11,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:11,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:11,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:11,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:11,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label51.c [2019-11-27 09:37:11,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fabaea1fc/139b4785181840fea4441a9a71b44080/FLAG203d87b60 [2019-11-27 09:37:12,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:12,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label51.c [2019-11-27 09:37:12,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fabaea1fc/139b4785181840fea4441a9a71b44080/FLAG203d87b60 [2019-11-27 09:37:12,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fabaea1fc/139b4785181840fea4441a9a71b44080 [2019-11-27 09:37:12,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:12,664 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:12,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:12,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:12,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:12,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:12" (1/1) ... [2019-11-27 09:37:12,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:12, skipping insertion in model container [2019-11-27 09:37:12,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:12" (1/1) ... [2019-11-27 09:37:12,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:12,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:13,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:13,964 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:14,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:14,566 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:14,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14 WrapperNode [2019-11-27 09:37:14,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:14,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:14,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:14,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:14,586 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 09:37:14,637 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 09:37:14,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:14,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:14,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:14,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:14,823 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 09:37:14,824 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 09:37:14,843 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 09:37:14,845 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 09:37:14,931 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 09:37:14,967 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 09:37:15,010 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 09:37:15,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:15,063 INFO L168 Benchmark]: Toolchain (without parser) took 2395.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.6 MB in the end (delta: 61.9 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,065 INFO L168 Benchmark]: CDTParser took 0.59 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 09:37:15,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1905.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.7 MB in the end (delta: 21.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,069 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.71 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,071 INFO L168 Benchmark]: Boogie Preprocessor took 251.31 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 1905.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.7 MB in the end (delta: 21.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.71 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 251.31 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:17,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:17,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:17,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:17,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:17,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:17,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:17,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:17,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:17,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:17,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:17,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:17,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:17,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:17,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:17,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:17,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:17,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:17,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:17,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:17,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:17,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:17,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:17,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:17,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:17,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:17,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:17,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:17,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:17,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:17,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:17,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:17,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:17,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:17,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:17,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:17,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:17,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:17,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:17,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:17,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:17,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:17,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:17,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:17,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:17,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:17,982 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:17,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:17,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:17,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:17,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:17,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:17,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:17,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:17,987 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:17,988 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:17,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:17,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:17,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:17,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:17,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:17,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:17,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:17,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:17,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:17,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:17,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:17,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:17,991 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:17,993 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:17,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:17,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:17,994 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 -> b620a6eee56163bc37e2147dc44628859c4747f3 [2019-11-27 09:37:18,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:18,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:18,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:18,490 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:18,490 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:18,491 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label51.c [2019-11-27 09:37:18,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a378031/1366bf13aa5644e6adee071c2d4d17fe/FLAG178d01926 [2019-11-27 09:37:19,630 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:19,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label51.c [2019-11-27 09:37:19,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a378031/1366bf13aa5644e6adee071c2d4d17fe/FLAG178d01926 [2019-11-27 09:37:20,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a378031/1366bf13aa5644e6adee071c2d4d17fe [2019-11-27 09:37:20,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:20,155 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:20,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:20,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:20,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:20,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:20, skipping insertion in model container [2019-11-27 09:37:20,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:20" (1/1) ... [2019-11-27 09:37:20,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:20,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:21,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:21,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:22,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:22,281 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:22,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22 WrapperNode [2019-11-27 09:37:22,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:22,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:22,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:22,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:22,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:22,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:22,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:22,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:22,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:22" (1/1) ... [2019-11-27 09:37:22,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:22,641 INFO L168 Benchmark]: Toolchain (without parser) took 2482.65 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 891.2 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:22,642 INFO L168 Benchmark]: CDTParser took 0.24 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 09:37:22,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2128.31 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 914.1 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:22,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.12 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:22,649 INFO L168 Benchmark]: Boogie Preprocessor took 155.73 ms. Allocated memory is still 1.0 GB. Free memory was 902.7 MB in the beginning and 891.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:22,656 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 2128.31 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 914.1 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.12 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.73 ms. Allocated memory is still 1.0 GB. Free memory was 902.7 MB in the beginning and 891.2 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...