./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label36.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 468abc24da97a6032cabff3bff436694484de702 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label36.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 468abc24da97a6032cabff3bff436694484de702 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:00,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:00,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:00,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:00,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:00,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:00,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:00,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:00,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:00,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:00,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:00,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:00,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:00,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:00,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:00,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:00,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:00,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:00,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:00,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:00,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:00,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:00,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:00,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:00,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:00,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:00,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:00,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:00,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:00,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:00,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:00,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:00,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:00,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:00,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:00,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:00,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:00,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:00,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:00,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:00,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:00,831 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:00,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:00,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:00,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:00,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:00,880 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:00,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:00,880 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:00,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:00,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:00,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:00,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:00,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:00,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:00,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:00,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:00,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:00,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:00,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:00,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:00,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:00,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:00,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:00,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:00,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:00,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:00,895 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:00,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:00,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:00,896 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 -> 468abc24da97a6032cabff3bff436694484de702 [2019-11-27 09:37:01,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:01,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:01,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:01,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:01,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:01,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-27 09:37:01,635 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f79432e5/c0c71a066fe14715b5c1b45757058b2a/FLAGdb1aea871 [2019-11-27 09:37:03,054 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:03,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-27 09:37:03,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f79432e5/c0c71a066fe14715b5c1b45757058b2a/FLAGdb1aea871 [2019-11-27 09:37:03,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f79432e5/c0c71a066fe14715b5c1b45757058b2a [2019-11-27 09:37:03,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:03,160 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:03,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:03,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:03,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:03,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:03" (1/1) ... [2019-11-27 09:37:03,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:03, skipping insertion in model container [2019-11-27 09:37:03,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:03" (1/1) ... [2019-11-27 09:37:03,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:03,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:05,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:05,073 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:05,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:05,611 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:05,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05 WrapperNode [2019-11-27 09:37:05,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:05,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:05,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:05,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:05,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:05,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:05,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:05,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:05,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:06,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:06,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:06,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:06,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:06,284 INFO L168 Benchmark]: Toolchain (without parser) took 3120.92 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 892.3 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,285 INFO L168 Benchmark]: CDTParser took 1.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:06,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2451.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.76 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,297 INFO L168 Benchmark]: Boogie Preprocessor took 338.15 ms. Allocated memory is still 1.0 GB. Free memory was 909.4 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:06,309 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 2451.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 322.76 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 338.15 ms. Allocated memory is still 1.0 GB. Free memory was 909.4 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:10,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:10,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:10,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:10,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:10,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:10,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:10,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:10,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:10,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:10,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:10,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:10,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:10,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:10,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:10,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:10,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:10,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:10,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:10,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:10,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:10,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:10,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:10,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:10,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:10,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:10,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:10,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:10,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:10,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:10,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:10,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:10,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:10,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:10,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:10,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:10,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:10,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:10,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:10,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:10,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:10,401 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:10,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:10,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:10,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:10,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:10,452 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:10,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:10,452 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:10,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:10,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:10,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:10,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:10,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:10,457 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:10,458 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:10,459 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:10,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:10,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:10,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:10,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:10,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:10,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:10,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:10,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:10,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:10,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:10,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:10,469 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:10,469 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:10,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:10,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:10,471 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 -> 468abc24da97a6032cabff3bff436694484de702 [2019-11-27 09:37:11,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:11,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:11,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:11,107 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:11,108 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:11,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-27 09:37:11,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f8989652/d4e6d46272d646d29f4fc1c4de66a541/FLAG47728e35d [2019-11-27 09:37:12,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:12,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-27 09:37:12,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f8989652/d4e6d46272d646d29f4fc1c4de66a541/FLAG47728e35d [2019-11-27 09:37:12,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f8989652/d4e6d46272d646d29f4fc1c4de66a541 [2019-11-27 09:37:12,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:12,797 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:12,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:12,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:12,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:12,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:12" (1/1) ... [2019-11-27 09:37:12,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:12, skipping insertion in model container [2019-11-27 09:37:12,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:12" (1/1) ... [2019-11-27 09:37:12,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:12,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:14,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:14,899 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:15,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:15,432 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:15,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15 WrapperNode [2019-11-27 09:37:15,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:15,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:15,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:15,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:15,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:15,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:15,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:15,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:15,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:15,927 INFO L168 Benchmark]: Toolchain (without parser) took 3126.14 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,928 INFO L168 Benchmark]: CDTParser took 0.42 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 09:37:15,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2636.75 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.42 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,938 INFO L168 Benchmark]: Boogie Preprocessor took 216.17 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:15,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2636.75 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 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 267.42 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.17 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...