./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem13_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 3641386b52c89c456202cde3f982509a92ee62e5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_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 3641386b52c89c456202cde3f982509a92ee62e5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:20,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:20,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:20,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:20,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:20,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:20,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:20,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:20,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:20,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:20,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:20,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:20,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:20,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:20,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:20,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:20,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:20,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:20,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:20,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:20,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:20,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:20,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:20,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:20,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:20,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:20,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:20,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:20,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:20,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:20,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:20,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:20,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:20,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:20,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:20,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:20,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:20,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:20,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:20,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:20,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:20,301 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:20,329 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:20,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:20,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:20,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:20,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:20,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:20,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:20,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:20,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:20,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:20,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:20,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:20,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:20,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:20,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:20,340 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:20,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:20,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:20,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:20,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:20,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:20,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:20,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:20,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:20,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:20,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:20,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:20,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:20,346 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 -> 3641386b52c89c456202cde3f982509a92ee62e5 [2019-11-27 15:56:20,831 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:20,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:20,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:20,855 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:20,859 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:20,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label21.c [2019-11-27 15:56:20,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6ac8716/1dab8760d6de480f94cb5fa44005b1ff/FLAG39975856c [2019-11-27 15:56:22,151 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:22,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label21.c [2019-11-27 15:56:22,221 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6ac8716/1dab8760d6de480f94cb5fa44005b1ff/FLAG39975856c [2019-11-27 15:56:22,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6ac8716/1dab8760d6de480f94cb5fa44005b1ff [2019-11-27 15:56:22,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:22,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:22,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:22,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:22,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:22,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:22" (1/1) ... [2019-11-27 15:56:22,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58633779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:22, skipping insertion in model container [2019-11-27 15:56:22,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:22" (1/1) ... [2019-11-27 15:56:22,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:22,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:25,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:25,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:26,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:26,102 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:26,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26 WrapperNode [2019-11-27 15:56:26,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:26,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:26,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:26,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:26,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:26,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:27,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:27,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:27,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:27,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:27,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:27,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:27,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:27,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:27,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:27,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:27,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:27,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:27,893 INFO L168 Benchmark]: Toolchain (without parser) took 5375.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 812.2 MB in the end (delta: 132.3 MB). Peak memory consumption was 132.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:27,894 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 15:56:27,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3587.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 783.9 MB in the end (delta: 160.6 MB). Peak memory consumption was 160.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:27,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 1026.87 ms. Allocated memory is still 1.0 GB. Free memory was 783.9 MB in the beginning and 878.4 MB in the end (delta: -94.6 MB). Peak memory consumption was 145.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:27,904 INFO L168 Benchmark]: Boogie Preprocessor took 751.59 ms. Allocated memory is still 1.0 GB. Free memory was 878.4 MB in the beginning and 812.2 MB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:27,915 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 3587.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 783.9 MB in the end (delta: 160.6 MB). Peak memory consumption was 160.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1026.87 ms. Allocated memory is still 1.0 GB. Free memory was 783.9 MB in the beginning and 878.4 MB in the end (delta: -94.6 MB). Peak memory consumption was 145.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 751.59 ms. Allocated memory is still 1.0 GB. Free memory was 878.4 MB in the beginning and 812.2 MB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 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 0.1.24-509859d [2019-11-27 15:56:30,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:30,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:30,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:30,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:30,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:30,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:30,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:30,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:30,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:30,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:30,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:30,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:30,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:30,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:30,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:30,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:30,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:30,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:30,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:30,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:30,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:30,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:30,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:30,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:30,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:30,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:30,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:30,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:30,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:30,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:30,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:30,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:30,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:30,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:30,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:30,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:30,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:30,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:30,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:30,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:30,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:30,805 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:30,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:30,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:30,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:30,812 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:30,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:30,813 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:30,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:30,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:30,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:30,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:30,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:30,816 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:30,816 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:30,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:30,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:30,820 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:30,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:30,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:30,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:30,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:30,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:30,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:30,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:30,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:30,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:30,822 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:30,822 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:30,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:30,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:30,826 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 -> 3641386b52c89c456202cde3f982509a92ee62e5 [2019-11-27 15:56:31,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:31,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:31,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:31,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:31,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:31,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label21.c [2019-11-27 15:56:31,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e0e48cef/5c9bc8f43a374558b8082f3032f3bd66/FLAG13cec4913 [2019-11-27 15:56:32,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:32,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label21.c [2019-11-27 15:56:32,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e0e48cef/5c9bc8f43a374558b8082f3032f3bd66/FLAG13cec4913 [2019-11-27 15:56:32,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e0e48cef/5c9bc8f43a374558b8082f3032f3bd66 [2019-11-27 15:56:32,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:32,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:32,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:32,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:32,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:32,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:32,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32, skipping insertion in model container [2019-11-27 15:56:32,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:33,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:35,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:35,705 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:36,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:37,003 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:37,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37 WrapperNode [2019-11-27 15:56:37,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:37,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:37,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:37,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:37,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:37,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:37,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:37,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:37,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:37" (1/1) ... [2019-11-27 15:56:37,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:37,945 INFO L168 Benchmark]: Toolchain (without parser) took 4960.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 880.9 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:37,946 INFO L168 Benchmark]: CDTParser took 0.25 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 15:56:37,949 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4021.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:37,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.74 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.1 MB in the end (delta: -201.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:37,952 INFO L168 Benchmark]: Boogie Preprocessor took 431.64 ms. Allocated memory is still 1.0 GB. Free memory was 918.1 MB in the beginning and 880.9 MB in the end (delta: 37.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:37,961 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 4021.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.74 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.1 MB in the end (delta: -201.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.64 ms. Allocated memory is still 1.0 GB. Free memory was 918.1 MB in the beginning and 880.9 MB in the end (delta: 37.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...