./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label55.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/Problem16_label55.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 f417b30da230c23217314c0e4434de7c96a84d62 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label55.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 f417b30da230c23217314c0e4434de7c96a84d62 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:02,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:02,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:03,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:03,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:03,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:03,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:03,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:03,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:03,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:03,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:03,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:03,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:03,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:03,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:03,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:03,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:03,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:03,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:03,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:03,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:03,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:03,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:03,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:03,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:03,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:03,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:03,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:03,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:03,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:03,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:03,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:03,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:03,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:03,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:03,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:03,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:03,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:03,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:03,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:03,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:03,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:03,204 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:03,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:03,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:03,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:03,210 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:03,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:03,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:03,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:03,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:03,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:03,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:03,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:03,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:03,216 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:03,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:03,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:03,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:03,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:03,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:03,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:03,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:03,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:03,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:03,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:03,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:03,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:03,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:03,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:03,226 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 -> f417b30da230c23217314c0e4434de7c96a84d62 [2019-11-27 15:59:03,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:03,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:03,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:03,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:03,865 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:03,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label55.c [2019-11-27 15:59:04,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f10f98db/85635eea926e4b848eea93813f32e997/FLAG6f40fec9e [2019-11-27 15:59:05,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:05,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label55.c [2019-11-27 15:59:05,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f10f98db/85635eea926e4b848eea93813f32e997/FLAG6f40fec9e [2019-11-27 15:59:05,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f10f98db/85635eea926e4b848eea93813f32e997 [2019-11-27 15:59:05,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:05,568 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:05,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:05,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:05,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:05,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,582 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 03:59:05, skipping insertion in model container [2019-11-27 15:59:05,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:05,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:07,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:07,573 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:08,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:08,124 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:08,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08 WrapperNode [2019-11-27 15:59:08,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:08,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:08,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:08,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:08,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:08,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:08,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:08,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:08,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:08,800 INFO L168 Benchmark]: Toolchain (without parser) took 3224.28 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 898.0 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:08,801 INFO L168 Benchmark]: CDTParser took 1.38 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 15:59:08,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2560.91 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 938.4 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:08,807 INFO L168 Benchmark]: Boogie Procedure Inliner took 384.92 ms. Allocated memory is still 1.0 GB. Free memory was 938.4 MB in the beginning and 915.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:08,810 INFO L168 Benchmark]: Boogie Preprocessor took 272.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 898.0 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:08,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 2560.91 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 938.4 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 384.92 ms. Allocated memory is still 1.0 GB. Free memory was 938.4 MB in the beginning and 915.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 272.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 898.0 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 15:59:12,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:12,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:12,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:12,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:12,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:12,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:12,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:12,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:12,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:12,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:12,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:12,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:12,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:12,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:12,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:12,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:12,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:12,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:12,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:12,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:12,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:12,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:12,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:12,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:12,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:12,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:12,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:12,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:12,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:12,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:12,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:12,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:12,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:12,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:12,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:12,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:12,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:12,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:12,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:12,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:12,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:12,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:12,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:12,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:12,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:12,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:12,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:12,961 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:12,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:12,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:12,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:12,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:12,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:12,969 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:12,970 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:12,970 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:12,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:12,971 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:12,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:12,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:12,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:12,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:12,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:12,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:12,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:12,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:12,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:12,977 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:12,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:12,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:12,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:12,980 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 -> f417b30da230c23217314c0e4434de7c96a84d62 [2019-11-27 15:59:13,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:13,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:13,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:13,625 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:13,627 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:13,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label55.c [2019-11-27 15:59:13,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecda0bb9e/152f397ad9544e9da56cee71ed74a614/FLAG508da531d [2019-11-27 15:59:15,328 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:15,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label55.c [2019-11-27 15:59:15,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecda0bb9e/152f397ad9544e9da56cee71ed74a614/FLAG508da531d [2019-11-27 15:59:15,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecda0bb9e/152f397ad9544e9da56cee71ed74a614 [2019-11-27 15:59:15,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:15,432 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:15,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:15,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:15,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:15,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:15,454 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 03:59:15, skipping insertion in model container [2019-11-27 15:59:15,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:15" (1/1) ... [2019-11-27 15:59:15,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:15,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:17,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:17,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:18,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:18,160 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:18,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18 WrapperNode [2019-11-27 15:59:18,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:18,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:18,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:18,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:18,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:18,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:18,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:18,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:18,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:18,667 INFO L168 Benchmark]: Toolchain (without parser) took 3227.08 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 69.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,668 INFO L168 Benchmark]: CDTParser took 0.80 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 15:59:18,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2727.82 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 15:59:18,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 262.93 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 15:59:18,677 INFO L168 Benchmark]: Boogie Preprocessor took 230.71 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 15:59:18,688 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 2727.82 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 262.93 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 230.71 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...