./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label54.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 4dcd0d07feadb99fa6e1bd168bc2d2d9cc27d0c8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label54.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 4dcd0d07feadb99fa6e1bd168bc2d2d9cc27d0c8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:24:04,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:04,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:04,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:04,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:04,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:04,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:04,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:04,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:04,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:04,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:04,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:04,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:04,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:04,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:04,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:04,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:04,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:04,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:04,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:04,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:04,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:04,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:04,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:04,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:04,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:04,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:04,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:04,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:04,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:04,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:04,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:04,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:04,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:04,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:04,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:04,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:04,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:04,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:04,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:04,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:04,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:04,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:04,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:04,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:04,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:04,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:04,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:04,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:04,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:04,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:04,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:04,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:04,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:04,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:04,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:04,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:04,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:04,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:04,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:04,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:04,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:04,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:04,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:04,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:04,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:04,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:04,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:04,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:04,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:04,930 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 -> 4dcd0d07feadb99fa6e1bd168bc2d2d9cc27d0c8 [2019-11-27 09:24:05,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:05,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:05,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:05,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:05,509 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:05,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label54.c [2019-11-27 09:24:05,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562cbee50/41da59767af74e3cb77bd07429a059bd/FLAG33108e0cc [2019-11-27 09:24:07,903 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:07,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label54.c [2019-11-27 09:24:08,055 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562cbee50/41da59767af74e3cb77bd07429a059bd/FLAG33108e0cc [2019-11-27 09:24:08,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562cbee50/41da59767af74e3cb77bd07429a059bd [2019-11-27 09:24:08,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:08,109 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:08,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:08,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:08,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:08,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:08,134 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 09:24:08, skipping insertion in model container [2019-11-27 09:24:08,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:08,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:08,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:14,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:14,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:17,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:17,485 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:17,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17 WrapperNode [2019-11-27 09:24:17,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:17,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:17,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:17,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:17,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:17,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:18,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:18,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:18,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:18,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:19,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:19,126 INFO L168 Benchmark]: Toolchain (without parser) took 11012.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 740.0 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:19,127 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:24:19,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9376.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.4 MB in the end (delta: 53.5 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:19,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 866.72 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 795.7 MB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:19,136 INFO L168 Benchmark]: Boogie Preprocessor took 762.82 ms. Allocated memory is still 1.0 GB. Free memory was 795.7 MB in the beginning and 740.0 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:19,146 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 9376.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.4 MB in the end (delta: 53.5 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 866.72 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 795.7 MB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 762.82 ms. Allocated memory is still 1.0 GB. Free memory was 795.7 MB in the beginning and 740.0 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:24:23,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:23,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:23,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:23,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:23,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:23,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:23,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:23,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:23,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:23,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:23,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:23,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:23,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:23,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:23,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:23,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:23,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:23,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:23,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:23,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:23,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:23,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:23,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:23,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:23,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:23,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:23,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:23,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:23,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:23,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:23,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:23,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:23,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:23,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:23,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:23,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:23,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:23,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:23,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:23,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:23,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:23,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:23,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:23,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:23,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:23,240 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:23,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:23,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:23,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:23,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:23,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:23,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:23,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:23,246 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:23,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:23,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:23,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:23,249 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:23,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:23,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:23,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:23,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:23,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:23,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:23,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:23,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:23,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:23,255 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:23,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:23,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:23,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:23,259 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 -> 4dcd0d07feadb99fa6e1bd168bc2d2d9cc27d0c8 [2019-11-27 09:24:23,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:23,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:23,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:23,905 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:23,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:23,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label54.c [2019-11-27 09:24:24,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37a519bfe/2e2c26e2b32640e99ac5af81068719f1/FLAGbfc5011ae [2019-11-27 09:24:26,172 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:26,173 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label54.c [2019-11-27 09:24:26,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37a519bfe/2e2c26e2b32640e99ac5af81068719f1/FLAGbfc5011ae [2019-11-27 09:24:26,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37a519bfe/2e2c26e2b32640e99ac5af81068719f1 [2019-11-27 09:24:26,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:26,352 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:26,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:26,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:26,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:26,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:26,373 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 09:24:26, skipping insertion in model container [2019-11-27 09:24:26,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:26,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:26,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:31,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:31,790 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:34,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:34,639 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:34,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34 WrapperNode [2019-11-27 09:24:34,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:34,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:34,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:34,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:34,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:34,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:35,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:35,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:35,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:35,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:36,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:36,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:36,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:36,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:36,449 INFO L168 Benchmark]: Toolchain (without parser) took 10094.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 716.5 MB in the end (delta: 216.4 MB). Peak memory consumption was 216.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:36,450 INFO L168 Benchmark]: CDTParser took 3.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:24:36,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8285.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 855.9 MB in the end (delta: 77.0 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:36,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 773.09 ms. Allocated memory is still 1.0 GB. Free memory was 855.9 MB in the beginning and 777.8 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:36,460 INFO L168 Benchmark]: Boogie Preprocessor took 1023.01 ms. Allocated memory is still 1.0 GB. Free memory was 777.8 MB in the beginning and 716.5 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:36,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55 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 8285.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 855.9 MB in the end (delta: 77.0 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 773.09 ms. Allocated memory is still 1.0 GB. Free memory was 855.9 MB in the beginning and 777.8 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1023.01 ms. Allocated memory is still 1.0 GB. Free memory was 777.8 MB in the beginning and 716.5 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...