./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label00.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/Problem01_label00.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 785a7f7444547118219ac2dc565afc7f15fbca51 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label00.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 785a7f7444547118219ac2dc565afc7f15fbca51 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:42:17,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:17,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:17,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:17,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:17,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:17,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:17,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:17,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:17,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:17,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:17,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:17,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:17,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:17,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:17,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:17,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:17,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:17,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:17,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:17,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:17,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:17,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:17,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:17,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:17,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:17,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:17,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:17,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:17,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:17,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:17,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:17,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:17,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:17,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:17,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:17,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:17,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:17,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:17,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:17,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:17,702 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:17,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:17,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:17,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:17,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:17,752 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:17,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:17,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:17,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:17,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:17,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:17,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:17,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:17,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:17,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:17,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:17,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:17,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:17,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:17,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:17,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:17,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:17,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:17,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:17,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:17,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:17,765 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:17,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:17,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:17,766 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 -> 785a7f7444547118219ac2dc565afc7f15fbca51 [2019-11-27 15:42:18,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:18,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:18,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:18,377 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:18,378 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:18,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-27 15:42:18,572 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b2a5e7f7/011c385fd6934325b65eb44ee37014b1/FLAG9ba55c49c [2019-11-27 15:42:19,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:19,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-27 15:42:19,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b2a5e7f7/011c385fd6934325b65eb44ee37014b1/FLAG9ba55c49c [2019-11-27 15:42:19,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b2a5e7f7/011c385fd6934325b65eb44ee37014b1 [2019-11-27 15:42:19,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:19,971 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:19,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:19,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:19,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:19,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:19" (1/1) ... [2019-11-27 15:42:19,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:19, skipping insertion in model container [2019-11-27 15:42:19,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:19" (1/1) ... [2019-11-27 15:42:20,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:20,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:21,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:21,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:21,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:21,640 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:21,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21 WrapperNode [2019-11-27 15:42:21,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:21,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:21,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:21,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:21,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:21,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:21,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:21,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:21,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:22,044 INFO L168 Benchmark]: Toolchain (without parser) took 2074.96 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 961.6 MB in the end (delta: 57.9 kB). Peak memory consumption was 123.4 kB. Max. memory is 12.5 GB. [2019-11-27 15:42:22,048 INFO L168 Benchmark]: CDTParser took 0.37 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 15:42:22,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1669.24 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:22,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.67 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:22,063 INFO L168 Benchmark]: Boogie Preprocessor took 196.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:22,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1669.24 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.67 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 15:42:26,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:26,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:26,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:26,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:26,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:26,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:26,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:26,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:26,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:26,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:26,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:26,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:26,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:26,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:26,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:26,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:26,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:26,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:26,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:26,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:26,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:26,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:26,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:26,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:26,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:26,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:26,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:26,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:26,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:26,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:26,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:26,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:26,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:26,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:26,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:26,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:26,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:26,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:26,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:26,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:26,290 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:26,329 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:26,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:26,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:26,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:26,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:26,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:26,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:26,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:26,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:26,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:26,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:26,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:26,344 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:26,345 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:26,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:26,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:26,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:26,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:26,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:26,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:26,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:26,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:26,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:26,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:26,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:26,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:26,352 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:26,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:26,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:26,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:26,357 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 -> 785a7f7444547118219ac2dc565afc7f15fbca51 [2019-11-27 15:42:26,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:26,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:26,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:26,951 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:26,954 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:26,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-27 15:42:27,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbd84b53/091f5f4fda284b6cb50633b502cae52b/FLAG80aa08d2e [2019-11-27 15:42:28,367 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:28,371 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-27 15:42:28,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbd84b53/091f5f4fda284b6cb50633b502cae52b/FLAG80aa08d2e [2019-11-27 15:42:28,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbd84b53/091f5f4fda284b6cb50633b502cae52b [2019-11-27 15:42:28,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:28,463 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:28,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:28,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:28,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:28,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:28" (1/1) ... [2019-11-27 15:42:28,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:28, skipping insertion in model container [2019-11-27 15:42:28,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:28" (1/1) ... [2019-11-27 15:42:28,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:28,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:29,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:29,887 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:30,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:30,232 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:30,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30 WrapperNode [2019-11-27 15:42:30,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:30,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:30,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:30,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:30,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:30,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:30,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:30,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:30,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:30,664 INFO L168 Benchmark]: Toolchain (without parser) took 2202.97 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 962.0 MB in the end (delta: -279.0 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:30,667 INFO L168 Benchmark]: CDTParser took 0.78 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 15:42:30,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1769.97 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 973.4 MB in the end (delta: -11.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:30,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.56 ms. Allocated memory is still 1.0 GB. Free memory was 973.4 MB in the beginning and 967.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:30,676 INFO L168 Benchmark]: Boogie Preprocessor took 170.49 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:30,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 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 1769.97 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 973.4 MB in the end (delta: -11.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.56 ms. Allocated memory is still 1.0 GB. Free memory was 973.4 MB in the beginning and 967.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 170.49 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...