./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label27.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/Problem06_label27.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 b7cd3baa0769e88e1b616a17245c21343b2cebaa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label27.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 b7cd3baa0769e88e1b616a17245c21343b2cebaa ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:46:31,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:31,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:31,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:31,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:31,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:31,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:31,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:31,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:31,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:31,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:31,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:31,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:31,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:31,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:31,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:31,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:31,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:31,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:31,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:31,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:31,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:31,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:31,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:31,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:31,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:31,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:31,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:31,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:31,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:31,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:31,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:31,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:31,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:31,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:31,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:31,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:31,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:31,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:31,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:31,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:31,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:31,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:31,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:31,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:31,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:31,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:31,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:31,888 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:31,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:31,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:31,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:31,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:31,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:31,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:31,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:31,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:31,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:31,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:31,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:31,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:31,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:31,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:31,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:31,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:31,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:31,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:31,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:31,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:31,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:31,901 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 -> b7cd3baa0769e88e1b616a17245c21343b2cebaa [2019-11-27 15:46:32,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:32,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:32,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:32,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:32,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:32,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label27.c [2019-11-27 15:46:32,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66321d7f0/d0214950d26b4eaba388d4159c0d115c/FLAG9a8f094f9 [2019-11-27 15:46:34,968 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:34,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label27.c [2019-11-27 15:46:35,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66321d7f0/d0214950d26b4eaba388d4159c0d115c/FLAG9a8f094f9 [2019-11-27 15:46:35,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66321d7f0/d0214950d26b4eaba388d4159c0d115c [2019-11-27 15:46:35,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:35,164 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:35,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:35,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:35,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:35,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:35" (1/1) ... [2019-11-27 15:46:35,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:35, skipping insertion in model container [2019-11-27 15:46:35,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:35" (1/1) ... [2019-11-27 15:46:35,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:35,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:41,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:41,245 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:43,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:44,003 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:44,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44 WrapperNode [2019-11-27 15:46:44,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:44,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:44,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:44,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:44,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:44,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:44,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:44,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:44,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:44,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:44,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:44,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:44,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:44,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:44" (1/1) ... [2019-11-27 15:46:45,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:45,372 INFO L168 Benchmark]: Toolchain (without parser) took 10204.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 781.6 MB in the end (delta: 157.2 MB). Peak memory consumption was 157.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:45,373 INFO L168 Benchmark]: CDTParser took 0.54 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 15:46:45,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8838.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 903.3 MB in the end (delta: 35.4 MB). Peak memory consumption was 279.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:45,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 683.11 ms. Allocated memory is still 1.0 GB. Free memory was 903.3 MB in the beginning and 832.8 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:45,381 INFO L168 Benchmark]: Boogie Preprocessor took 670.82 ms. Allocated memory is still 1.0 GB. Free memory was 832.8 MB in the beginning and 781.6 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:45,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 8838.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 903.3 MB in the end (delta: 35.4 MB). Peak memory consumption was 279.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 683.11 ms. Allocated memory is still 1.0 GB. Free memory was 903.3 MB in the beginning and 832.8 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 670.82 ms. Allocated memory is still 1.0 GB. Free memory was 832.8 MB in the beginning and 781.6 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:46:49,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:49,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:49,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:49,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:49,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:49,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:49,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:49,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:49,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:49,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:49,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:49,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:49,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:49,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:49,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:49,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:49,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:49,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:49,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:49,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:49,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:49,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:49,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:49,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:49,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:49,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:49,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:49,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:49,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:49,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:49,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:49,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:49,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:49,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:49,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:49,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:49,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:49,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:49,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:49,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:49,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:49,478 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:49,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:49,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:49,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:49,486 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:49,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:49,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:49,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:49,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:49,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:49,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:49,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:49,492 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:49,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:49,496 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:49,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:49,496 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:49,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:49,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:49,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:49,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:49,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:49,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:49,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:49,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:49,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:49,501 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:49,501 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:49,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:49,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:49,503 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 -> b7cd3baa0769e88e1b616a17245c21343b2cebaa [2019-11-27 15:46:50,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:50,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:50,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:50,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:50,120 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:50,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label27.c [2019-11-27 15:46:50,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0794b2827/eec8a4aefce44bbfa01706d6134880b6/FLAG6c247cb5a [2019-11-27 15:46:52,351 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:52,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label27.c [2019-11-27 15:46:52,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0794b2827/eec8a4aefce44bbfa01706d6134880b6/FLAG6c247cb5a [2019-11-27 15:46:52,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0794b2827/eec8a4aefce44bbfa01706d6134880b6 [2019-11-27 15:46:52,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:52,519 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:52,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:52,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:52,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:52,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:52" (1/1) ... [2019-11-27 15:46:52,543 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 03:46:52, skipping insertion in model container [2019-11-27 15:46:52,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:52" (1/1) ... [2019-11-27 15:46:52,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:53,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:57,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:57,503 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:00,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:00,272 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:00,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00 WrapperNode [2019-11-27 15:47:00,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:00,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:00,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:00,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:00,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:00,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:01,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:01,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:01,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:01,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:01,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:01,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:01,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:01,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:01,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:01,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:01,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:00" (1/1) ... [2019-11-27 15:47:01,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:01,878 INFO L168 Benchmark]: Toolchain (without parser) took 9353.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 756.0 MB in the end (delta: 177.1 MB). Peak memory consumption was 177.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:01,879 INFO L168 Benchmark]: CDTParser took 0.39 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 15:47:01,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7754.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 884.0 MB in the end (delta: 49.1 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:01,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 852.68 ms. Allocated memory is still 1.0 GB. Free memory was 884.0 MB in the beginning and 814.4 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:01,890 INFO L168 Benchmark]: Boogie Preprocessor took 738.64 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 756.0 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:01,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 7754.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 884.0 MB in the end (delta: 49.1 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 852.68 ms. Allocated memory is still 1.0 GB. Free memory was 884.0 MB in the beginning and 814.4 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 738.64 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 756.0 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...