./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label21.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/Problem12_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 8ddcb7ac53cc464cbe950f25ea0d8f3bbca8a796 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_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 8ddcb7ac53cc464cbe950f25ea0d8f3bbca8a796 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:25,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:25,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:25,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:25,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:25,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:25,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:25,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:25,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:25,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:25,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:25,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:25,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:25,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:25,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:25,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:25,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:25,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:25,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:25,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:25,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:25,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:25,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:25,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:25,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:25,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:25,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:25,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:25,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:25,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:25,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:25,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:25,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:25,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:25,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:25,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:25,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:25,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:25,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:25,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:25,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:25,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:25,456 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:25,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:25,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:25,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:25,463 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:25,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:25,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:25,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:25,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:25,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:25,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:25,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:25,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:25,472 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:25,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:25,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:25,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:25,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:25,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:25,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:25,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:25,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:25,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:25,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:25,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:25,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:25,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:25,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:25,482 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 -> 8ddcb7ac53cc464cbe950f25ea0d8f3bbca8a796 [2019-11-26 16:46:26,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:26,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:26,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:26,127 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:26,129 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:26,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label21.c [2019-11-26 16:46:26,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c412d712/781454b0006949f7a4e25abe100aad7f/FLAG21eb210ca [2019-11-26 16:46:27,871 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:27,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label21.c [2019-11-26 16:46:27,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c412d712/781454b0006949f7a4e25abe100aad7f/FLAG21eb210ca [2019-11-26 16:46:28,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c412d712/781454b0006949f7a4e25abe100aad7f [2019-11-26 16:46:28,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:28,460 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:28,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:28,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:28,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:28,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:28" (1/1) ... [2019-11-26 16:46:28,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:28, skipping insertion in model container [2019-11-26 16:46:28,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:28" (1/1) ... [2019-11-26 16:46:28,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:28,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:31,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:31,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:32,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:32,865 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:32,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32 WrapperNode [2019-11-26 16:46:32,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:32,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:32,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:32,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:32,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:33,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:33,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:33,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:33,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:33,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:33,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:33,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:33,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:33,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:34,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:34,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:34,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:32" (1/1) ... [2019-11-26 16:46:34,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:34,627 INFO L168 Benchmark]: Toolchain (without parser) took 6159.66 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 719.4 MB in the end (delta: 236.5 MB). Peak memory consumption was 236.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:34,628 INFO L168 Benchmark]: CDTParser took 0.40 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 16:46:34,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4403.49 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 835.5 MB in the end (delta: 120.5 MB). Peak memory consumption was 120.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:34,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 774.17 ms. Allocated memory is still 1.0 GB. Free memory was 835.5 MB in the beginning and 761.0 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:34,640 INFO L168 Benchmark]: Boogie Preprocessor took 969.08 ms. Allocated memory is still 1.0 GB. Free memory was 761.0 MB in the beginning and 719.4 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:34,651 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4403.49 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 835.5 MB in the end (delta: 120.5 MB). Peak memory consumption was 120.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 774.17 ms. Allocated memory is still 1.0 GB. Free memory was 835.5 MB in the beginning and 761.0 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 969.08 ms. Allocated memory is still 1.0 GB. Free memory was 761.0 MB in the beginning and 719.4 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 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 0.1.24-025d5a2 [2019-11-26 16:46:38,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:38,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:38,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:38,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:38,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:38,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:38,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:38,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:38,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:38,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:38,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:38,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:38,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:38,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:38,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:38,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:38,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:38,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:38,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:38,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:38,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:38,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:38,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:39,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:39,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:39,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:39,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:39,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:39,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:39,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:39,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:39,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:39,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:39,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:39,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:39,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:39,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:39,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:39,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:39,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:39,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:39,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:39,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:39,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:39,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:39,083 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:39,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:39,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:39,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:39,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:39,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:39,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:39,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:39,089 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:39,092 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:39,092 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:39,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:39,093 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:39,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:39,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:39,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:39,095 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:39,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:39,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:39,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:39,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:39,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:39,098 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:39,100 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:39,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:39,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:39,102 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 -> 8ddcb7ac53cc464cbe950f25ea0d8f3bbca8a796 [2019-11-26 16:46:39,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:39,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:39,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:39,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:39,787 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:39,790 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label21.c [2019-11-26 16:46:39,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f4b190/c814d46895ba4d84bcb30cafc8845955/FLAG1f59e02a2 [2019-11-26 16:46:41,582 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:41,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label21.c [2019-11-26 16:46:41,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f4b190/c814d46895ba4d84bcb30cafc8845955/FLAG1f59e02a2 [2019-11-26 16:46:41,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f4b190/c814d46895ba4d84bcb30cafc8845955 [2019-11-26 16:46:41,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:41,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:41,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:41,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:41,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:41,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:41" (1/1) ... [2019-11-26 16:46:41,741 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 04:46:41, skipping insertion in model container [2019-11-26 16:46:41,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:41" (1/1) ... [2019-11-26 16:46:41,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:42,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:45,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:45,130 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:46,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:46,768 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:46,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46 WrapperNode [2019-11-26 16:46:46,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:46,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:46,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:46,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:46,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:46,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:47,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:47,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:47,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:47,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:48,230 INFO L168 Benchmark]: Toolchain (without parser) took 6199.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 717.7 MB in the end (delta: 238.3 MB). Peak memory consumption was 238.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,231 INFO L168 Benchmark]: CDTParser took 0.36 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 16:46:48,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5049.35 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 521.37 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,238 INFO L168 Benchmark]: Boogie Preprocessor took 620.69 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 717.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,243 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5049.35 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 521.37 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 620.69 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 717.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...