./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label05.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/Problem18_label05.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 4c2643a0521cfe13764536cdb3acd4faea304902 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label05.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 4c2643a0521cfe13764536cdb3acd4faea304902 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:57,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:57,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:57,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:57,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:57,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:57,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:57,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:57,071 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:57,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:57,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:57,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:57,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:57,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:57,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:57,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:57,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:57,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:57,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:57,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:57,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:57,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:57,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:57,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:57,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:57,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:57,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:57,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:57,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:57,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:57,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:57,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:57,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:57,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:57,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:57,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:57,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:57,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:57,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:57,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:57,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:57,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:57,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:57,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:57,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:57,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:57,239 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:57,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:57,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:57,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:57,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:57,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:57,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:57,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:57,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:57,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:57,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:57,249 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:57,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:57,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:57,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:57,251 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:57,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:57,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:57,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:57,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:57,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:57,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:57,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:57,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:57,257 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 -> 4c2643a0521cfe13764536cdb3acd4faea304902 [2019-11-27 15:59:57,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:57,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:57,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:57,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:57,905 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:57,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-27 15:59:58,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e84310/305716bafdfe46228b33e477010fde14/FLAG03d9e59b3 [2019-11-27 15:59:59,655 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:59,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-27 15:59:59,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e84310/305716bafdfe46228b33e477010fde14/FLAG03d9e59b3 [2019-11-27 15:59:59,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e84310/305716bafdfe46228b33e477010fde14 [2019-11-27 15:59:59,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:59,761 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:59,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:59,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:59,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:59,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:59" (1/1) ... [2019-11-27 15:59:59,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:59, skipping insertion in model container [2019-11-27 15:59:59,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:59" (1/1) ... [2019-11-27 15:59:59,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:00,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:02,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:02,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:03,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:03,690 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:03,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03 WrapperNode [2019-11-27 16:00:03,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:03,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:03,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:03,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:03,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:03,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:04,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:04,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:04,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:04,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:04,928 INFO L168 Benchmark]: Toolchain (without parser) took 5162.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 798.7 MB in the end (delta: 151.5 MB). Peak memory consumption was 151.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:04,931 INFO L168 Benchmark]: CDTParser took 0.42 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 16:00:04,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3933.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 868.0 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:04,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 617.45 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 827.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:04,942 INFO L168 Benchmark]: Boogie Preprocessor took 603.47 ms. Allocated memory is still 1.0 GB. Free memory was 827.4 MB in the beginning and 798.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:04,954 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3933.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 868.0 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 617.45 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 827.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 603.47 ms. Allocated memory is still 1.0 GB. Free memory was 827.4 MB in the beginning and 798.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:00:08,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:08,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:08,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:08,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:08,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:08,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:08,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:08,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:08,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:08,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:08,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:08,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:08,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:08,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:08,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:08,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:08,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:08,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:08,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:08,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:08,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:08,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:08,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:08,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:08,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:08,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:08,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:08,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:08,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:08,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:08,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:08,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:08,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:08,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:08,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:08,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:08,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:08,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:08,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:08,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:08,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:08,998 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:09,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:09,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:09,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:09,006 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:09,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:09,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:09,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:09,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:09,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:09,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:09,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:09,013 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:09,013 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:09,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:09,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:09,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:09,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:09,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:09,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:09,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:09,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:09,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:09,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:09,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:09,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:09,021 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:09,022 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:09,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:09,023 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:09,024 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 -> 4c2643a0521cfe13764536cdb3acd4faea304902 [2019-11-27 16:00:09,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:09,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:09,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:09,644 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:09,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:09,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-27 16:00:09,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f803d00f/f5194fe4c8d54f1fada2d5f2b519e1ca/FLAG1f2311281 [2019-11-27 16:00:11,422 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:11,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-27 16:00:11,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f803d00f/f5194fe4c8d54f1fada2d5f2b519e1ca/FLAG1f2311281 [2019-11-27 16:00:11,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f803d00f/f5194fe4c8d54f1fada2d5f2b519e1ca [2019-11-27 16:00:11,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:11,547 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:11,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:11,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:11,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:11,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11, skipping insertion in model container [2019-11-27 16:00:11,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:11,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:14,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:14,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:15,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:15,871 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:15,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15 WrapperNode [2019-11-27 16:00:15,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:15,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:15,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:15,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:15,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,305 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:16,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:16,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:16,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:16,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:15" (1/1) ... [2019-11-27 16:00:16,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:16,723 INFO L168 Benchmark]: Toolchain (without parser) took 5170.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:16,724 INFO L168 Benchmark]: CDTParser took 0.41 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 16:00:16,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4323.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:16,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 431.96 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:16,734 INFO L168 Benchmark]: Boogie Preprocessor took 406.36 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:16,744 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 4323.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 431.96 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 406.36 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...