./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label21.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/Problem03_label21.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 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label21.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 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:52,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:52,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:52,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:52,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:52,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:52,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:52,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:52,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:52,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:52,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:52,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:52,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:52,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:52,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:52,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:52,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:52,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:52,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:52,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:52,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:52,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:52,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:52,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:52,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:52,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:52,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:52,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:52,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:52,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:52,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:52,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:52,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:52,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:52,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:52,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:52,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:52,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:52,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:52,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:52,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:52,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:52,974 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:52,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:52,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:52,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:52,980 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:52,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:52,981 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:52,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:52,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:52,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:52,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:52,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:52,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:52,987 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:52,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:52,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:52,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:52,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:52,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:52,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:52,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:52,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:52,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:52,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:52,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:52,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:52,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:52,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:52,996 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 -> 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 [2019-11-27 09:21:53,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:53,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:53,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:53,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:53,686 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:53,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-27 09:21:53,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bfac8683/7623d49aed4c44f2a65872b48da649b0/FLAG3af10bd9e [2019-11-27 09:21:55,232 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:55,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-27 09:21:55,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bfac8683/7623d49aed4c44f2a65872b48da649b0/FLAG3af10bd9e [2019-11-27 09:21:55,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bfac8683/7623d49aed4c44f2a65872b48da649b0 [2019-11-27 09:21:55,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:55,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:55,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:55,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:55,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:55,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:55" (1/1) ... [2019-11-27 09:21:55,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:55, skipping insertion in model container [2019-11-27 09:21:55,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:55" (1/1) ... [2019-11-27 09:21:55,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:55,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:57,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:57,173 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:57,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:57,923 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:57,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57 WrapperNode [2019-11-27 09:21:57,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:57,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:57,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:57,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:57,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:58,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:58,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:58,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:58,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:58,528 INFO L168 Benchmark]: Toolchain (without parser) took 3190.36 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 903.5 MB in the end (delta: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,529 INFO L168 Benchmark]: CDTParser took 1.57 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 09:21:58,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2595.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.35 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 915.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,543 INFO L168 Benchmark]: Boogie Preprocessor took 257.74 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,557 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 2595.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 331.35 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 915.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.74 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 903.5 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 09:22:02,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:02,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:02,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:02,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:02,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:02,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:02,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:02,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:02,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:02,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:02,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:02,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:02,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:02,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:02,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:02,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:02,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:02,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:02,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:02,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:02,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:02,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:02,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:02,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:02,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:02,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:02,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:02,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:02,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:02,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:02,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:02,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:02,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:02,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:02,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:02,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:02,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:02,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:02,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:02,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:02,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:02,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:02,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:02,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:02,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:02,648 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:02,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:02,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:02,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:02,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:02,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:02,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:02,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:02,655 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:02,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:02,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:02,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:02,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:02,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:02,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:02,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:02,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:02,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:02,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:02,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:02,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:02,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:02,663 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:02,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:02,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:02,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:02,667 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 -> 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 [2019-11-27 09:22:03,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:03,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:03,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:03,257 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:03,262 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:03,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-27 09:22:03,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51adaf84b/82a71d99433e463d851ba737517d6779/FLAG209c2de8c [2019-11-27 09:22:04,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:04,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-27 09:22:04,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51adaf84b/82a71d99433e463d851ba737517d6779/FLAG209c2de8c [2019-11-27 09:22:05,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51adaf84b/82a71d99433e463d851ba737517d6779 [2019-11-27 09:22:05,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:05,092 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:05,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:05,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:05,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:05,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:05,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05, skipping insertion in model container [2019-11-27 09:22:05,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:05,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:05,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:07,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:07,158 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:07,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:07,891 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:07,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07 WrapperNode [2019-11-27 09:22:07,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:07,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:07,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:07,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:07,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:08,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:08,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:08,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:08,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:08,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:08,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:08,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:08,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:08,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:08,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:08,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:08,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:08,445 INFO L168 Benchmark]: Toolchain (without parser) took 3347.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 927.3 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:08,446 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:08,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2801.91 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 956.0 MB in the end (delta: 11.2 kB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:08,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.02 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:08,458 INFO L168 Benchmark]: Boogie Preprocessor took 248.02 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:08,469 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2801.91 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 956.0 MB in the end (delta: 11.2 kB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.02 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.02 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 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...