./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem19_label42.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 c15aa5ca7ab378f2037f486a5e34fd8d5334b14b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label42.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 c15aa5ca7ab378f2037f486a5e34fd8d5334b14b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:44:39,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:39,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:40,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:40,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:40,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:40,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:40,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:40,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:40,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:40,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:40,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:40,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:40,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:40,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:40,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:40,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:40,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:40,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:40,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:40,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:40,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:40,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:40,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:40,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:40,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:40,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:40,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:40,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:40,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:40,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:40,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:40,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:40,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:40,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:40,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:40,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:40,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:40,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:40,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:40,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:40,165 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:44:40,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:40,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:40,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:40,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:40,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:40,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:40,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:40,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:44:40,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:40,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:40,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:40,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:40,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:40,219 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:40,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:40,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:40,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:40,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:40,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:40,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:40,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:40,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:40,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:40,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:40,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:40,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:44:40,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:44:40,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:40,228 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 -> c15aa5ca7ab378f2037f486a5e34fd8d5334b14b [2019-11-25 22:44:40,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:40,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:40,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:40,893 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:40,894 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:40,897 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label42.c [2019-11-25 22:44:41,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e5a121ab/173ae08d95ed4d88be3892e7f4fed5ce/FLAG4bd28bcbb [2019-11-25 22:44:43,189 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:43,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label42.c [2019-11-25 22:44:43,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e5a121ab/173ae08d95ed4d88be3892e7f4fed5ce/FLAG4bd28bcbb [2019-11-25 22:44:43,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e5a121ab/173ae08d95ed4d88be3892e7f4fed5ce [2019-11-25 22:44:43,394 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:43,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:43,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:43,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:43,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:43,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:43,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43, skipping insertion in model container [2019-11-25 22:44:43,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:43,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:43,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:48,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:48,624 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:51,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:51,387 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:51,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51 WrapperNode [2019-11-25 22:44:51,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:51,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:51,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:51,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:51,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:51,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:52,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:52,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:52,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:52,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:52,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:52,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:53,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:53,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:54,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:54,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:55,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:51" (1/1) ... [2019-11-25 22:44:55,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:55,557 INFO L168 Benchmark]: Toolchain (without parser) took 12152.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 776.5 MB in the end (delta: 156.5 MB). Peak memory consumption was 384.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:55,560 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-25 22:44:55,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7988.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.4 MB in the end (delta: 67.6 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:55,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 1372.27 ms. Allocated memory is still 1.0 GB. Free memory was 865.4 MB in the beginning and 701.7 MB in the end (delta: 163.7 MB). Peak memory consumption was 163.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:55,570 INFO L168 Benchmark]: Boogie Preprocessor took 2782.48 ms. Allocated memory is still 1.0 GB. Free memory was 701.7 MB in the beginning and 776.5 MB in the end (delta: -74.8 MB). Peak memory consumption was 153.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:55,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 7988.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.4 MB in the end (delta: 67.6 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1372.27 ms. Allocated memory is still 1.0 GB. Free memory was 865.4 MB in the beginning and 701.7 MB in the end (delta: 163.7 MB). Peak memory consumption was 163.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2782.48 ms. Allocated memory is still 1.0 GB. Free memory was 701.7 MB in the beginning and 776.5 MB in the end (delta: -74.8 MB). Peak memory consumption was 153.5 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 0.1.24-65d6cd2 [2019-11-25 22:44:59,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:59,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:59,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:59,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:59,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:59,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:59,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:59,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:59,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:59,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:59,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:59,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:59,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:59,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:59,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:59,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:59,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:59,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:59,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:59,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:59,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:59,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:59,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:59,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:59,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:59,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:59,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:59,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:59,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:59,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:59,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:59,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:59,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:59,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:59,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:59,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:59,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:59,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:59,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:59,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:59,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:44:59,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:59,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:59,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:59,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:59,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:59,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:59,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:59,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:59,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:59,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:59,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:59,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:59,973 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:44:59,973 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:44:59,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:59,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:59,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:59,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:59,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:59,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:59,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:59,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:59,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:59,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:59,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:59,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:59,981 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:44:59,981 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:44:59,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:59,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:44:59,985 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 -> c15aa5ca7ab378f2037f486a5e34fd8d5334b14b [2019-11-25 22:45:00,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:45:00,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:45:00,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:45:00,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:45:00,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:45:00,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label42.c [2019-11-25 22:45:00,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caa721e2c/3134dadd9fa84df18875b2ed76f8b1b7/FLAG01b19cd60 [2019-11-25 22:45:02,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:45:02,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label42.c [2019-11-25 22:45:02,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caa721e2c/3134dadd9fa84df18875b2ed76f8b1b7/FLAG01b19cd60 [2019-11-25 22:45:03,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caa721e2c/3134dadd9fa84df18875b2ed76f8b1b7 [2019-11-25 22:45:03,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:45:03,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:45:03,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:03,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:45:03,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:45:03,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:45:03" (1/1) ... [2019-11-25 22:45:03,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:03, skipping insertion in model container [2019-11-25 22:45:03,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:45:03" (1/1) ... [2019-11-25 22:45:03,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:45:03,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:45:08,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:08,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:45:11,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:11,924 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:45:11,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11 WrapperNode [2019-11-25 22:45:11,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:11,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:11,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:45:11,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:45:11,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:12,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:12,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:12,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:45:12,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:45:12,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:45:12,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:12,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:13,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:13,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:13,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:13,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:13,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:11" (1/1) ... [2019-11-25 22:45:13,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:45:13,997 INFO L168 Benchmark]: Toolchain (without parser) took 10900.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 861.2 MB in the end (delta: 77.5 MB). Peak memory consumption was 314.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:13,998 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 22:45:14,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8833.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 754.0 MB in the end (delta: 184.7 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:14,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 751.74 ms. Allocated memory is still 1.0 GB. Free memory was 754.0 MB in the beginning and 682.8 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:14,008 INFO L168 Benchmark]: Boogie Preprocessor took 1306.69 ms. Allocated memory is still 1.0 GB. Free memory was 682.8 MB in the beginning and 861.2 MB in the end (delta: -178.4 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:14,018 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8833.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 754.0 MB in the end (delta: 184.7 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 751.74 ms. Allocated memory is still 1.0 GB. Free memory was 754.0 MB in the beginning and 682.8 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1306.69 ms. Allocated memory is still 1.0 GB. Free memory was 682.8 MB in the beginning and 861.2 MB in the end (delta: -178.4 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...