./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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/Problem01_label00.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 785a7f7444547118219ac2dc565afc7f15fbca51 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label00.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 785a7f7444547118219ac2dc565afc7f15fbca51 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:28,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:28,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:28,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:28,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:28,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:28,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:28,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:28,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:28,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:28,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:28,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:28,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:28,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:28,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:28,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:28,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:28,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:28,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:28,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:28,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:28,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:28,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:28,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:28,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:28,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:28,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:28,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:28,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:28,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:28,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:28,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:28,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:28,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:28,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:28,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:28,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:28,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:28,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:28,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:28,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:28,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:28,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:28,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:28,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:28,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:28,887 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:28,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:28,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:28,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:28,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:28,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:28,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:28,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:28,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:28,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:28,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:28,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:28,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:28,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:28,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:28,899 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:28,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:28,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:28,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:28,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:28,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:28,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:28,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:28,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:28,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 785a7f7444547118219ac2dc565afc7f15fbca51 [2019-11-27 09:20:29,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:29,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:29,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:29,537 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:29,540 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:29,541 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-27 09:20:29,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd211a816/f8c3b05b0f4d4133a00891138b8eebf7/FLAG899b3a655 [2019-11-27 09:20:30,995 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:31,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-27 09:20:31,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd211a816/f8c3b05b0f4d4133a00891138b8eebf7/FLAG899b3a655 [2019-11-27 09:20:31,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd211a816/f8c3b05b0f4d4133a00891138b8eebf7 [2019-11-27 09:20:31,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:31,091 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:31,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:31,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:31,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:31,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:31" (1/1) ... [2019-11-27 09:20:31,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:31, skipping insertion in model container [2019-11-27 09:20:31,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:31" (1/1) ... [2019-11-27 09:20:31,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:31,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:32,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:32,445 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:32,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:32,807 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:32,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32 WrapperNode [2019-11-27 09:20:32,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:32,812 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:32,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:32,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:32,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:32,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:33,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:33,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:33,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:33,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:33,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:33,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:33,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:33,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:33,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:33,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:33,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:32" (1/1) ... [2019-11-27 09:20:33,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:33,322 INFO L168 Benchmark]: Toolchain (without parser) took 2224.91 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 961.4 MB in the end (delta: 278.4 kB). Peak memory consumption was 343.9 kB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,329 INFO L168 Benchmark]: CDTParser took 0.34 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 09:20:33,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1713.22 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 972.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.82 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,341 INFO L168 Benchmark]: Boogie Preprocessor took 234.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:33,356 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1713.22 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 972.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 265.82 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 234.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:37,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:37,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:37,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:37,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:37,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:37,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:37,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:37,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:37,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:37,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:37,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:37,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:37,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:37,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:37,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:37,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:37,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:37,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:37,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:37,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:37,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:37,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:37,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:37,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:37,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:37,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:37,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:37,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:37,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:37,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:37,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:37,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:37,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:37,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:37,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:37,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:37,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:37,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:37,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:37,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:37,521 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:37,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:37,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:37,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:37,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:37,568 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:37,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:37,570 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:37,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:37,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:37,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:37,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:37,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:37,575 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:37,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:37,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:37,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:37,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:37,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:37,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:37,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:37,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:37,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:37,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:37,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:37,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:37,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:37,582 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:37,584 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:37,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:37,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:37,585 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 785a7f7444547118219ac2dc565afc7f15fbca51 [2019-11-27 09:20:38,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:38,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:38,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:38,227 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:38,228 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:38,232 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-27 09:20:38,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645047eaa/6c655ec58516424985b90f88d44b7a8d/FLAG56b074ed0 [2019-11-27 09:20:39,714 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:39,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-27 09:20:39,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645047eaa/6c655ec58516424985b90f88d44b7a8d/FLAG56b074ed0 [2019-11-27 09:20:39,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645047eaa/6c655ec58516424985b90f88d44b7a8d [2019-11-27 09:20:39,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:39,809 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:39,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:39,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:39,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:39,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:39" (1/1) ... [2019-11-27 09:20:39,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:39, skipping insertion in model container [2019-11-27 09:20:39,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:39" (1/1) ... [2019-11-27 09:20:39,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:39,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:41,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:41,106 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:41,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:41,486 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:41,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41 WrapperNode [2019-11-27 09:20:41,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:41,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:41,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:41,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:41,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:41,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:41,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:41,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:41,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:41" (1/1) ... [2019-11-27 09:20:41,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:41,946 INFO L168 Benchmark]: Toolchain (without parser) took 2132.01 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 960.8 MB in the end (delta: 852.0 kB). Peak memory consumption was 917.5 kB. Max. memory is 12.5 GB. [2019-11-27 09:20:41,950 INFO L168 Benchmark]: CDTParser took 0.63 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 09:20:41,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1678.28 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 972.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:41,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.57 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:41,961 INFO L168 Benchmark]: Boogie Preprocessor took 193.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:41,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 1678.28 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 972.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.57 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...