./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label22.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 2eb5ad626031d7d175f4e3da079ca56fd359136a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label22.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 2eb5ad626031d7d175f4e3da079ca56fd359136a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:30,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:30,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:30,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:31,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:31,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:31,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:31,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:31,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:31,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:31,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:31,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:31,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:31,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:31,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:31,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:31,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:31,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:31,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:31,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:31,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:31,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:31,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:31,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:31,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:31,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:31,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:31,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:31,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:31,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:31,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:31,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:31,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:31,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:31,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:31,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:31,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:31,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:31,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:31,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:31,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:31,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:31,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:31,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:31,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:31,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:31,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:31,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:31,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:31,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:31,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:31,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:31,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:31,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:31,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:31,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:31,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:31,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:31,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:31,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:31,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:31,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:31,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:31,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:31,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:31,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:31,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:31,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:31,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:31,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:31,213 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 -> 2eb5ad626031d7d175f4e3da079ca56fd359136a [2019-11-26 16:37:31,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:31,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:31,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:31,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:31,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:31,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-26 16:37:31,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d060568/19d4ad99ebcd4d52a32f5387bdd53fcb/FLAG7bcf5eca7 [2019-11-26 16:37:33,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:33,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-26 16:37:34,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d060568/19d4ad99ebcd4d52a32f5387bdd53fcb/FLAG7bcf5eca7 [2019-11-26 16:37:34,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d060568/19d4ad99ebcd4d52a32f5387bdd53fcb [2019-11-26 16:37:34,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:34,139 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:34,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:34,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:34,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:34,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:34,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34, skipping insertion in model container [2019-11-26 16:37:34,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:34,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:34,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:39,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:39,661 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:42,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:43,125 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:43,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43 WrapperNode [2019-11-26 16:37:43,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:43,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:43,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:43,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:43,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:43,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:43,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:43,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:43,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:43,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:43,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:43,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:43,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:43,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:44,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:44,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:44,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:43" (1/1) ... [2019-11-26 16:37:44,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:44,773 INFO L168 Benchmark]: Toolchain (without parser) took 10630.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 770.7 MB in the end (delta: 162.4 MB). Peak memory consumption was 162.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:44,776 INFO L168 Benchmark]: CDTParser took 2.34 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. [2019-11-26 16:37:44,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8986.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 898.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:44,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 676.90 ms. Allocated memory is still 1.0 GB. Free memory was 898.0 MB in the beginning and 828.6 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:44,785 INFO L168 Benchmark]: Boogie Preprocessor took 958.14 ms. Allocated memory is still 1.0 GB. Free memory was 828.6 MB in the beginning and 770.7 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:44,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.34 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 8986.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 898.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 676.90 ms. Allocated memory is still 1.0 GB. Free memory was 898.0 MB in the beginning and 828.6 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 958.14 ms. Allocated memory is still 1.0 GB. Free memory was 828.6 MB in the beginning and 770.7 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 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 0.1.24-025d5a2 [2019-11-26 16:37:48,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:48,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:48,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:48,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:48,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:48,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:48,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:48,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:48,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:48,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:48,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:48,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:48,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:48,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:48,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:48,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:48,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:48,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:48,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:48,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:48,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:48,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:48,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:48,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:48,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:48,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:48,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:48,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:48,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:48,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:48,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:48,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:48,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:48,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:48,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:48,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:48,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:48,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:48,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:48,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:48,807 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:48,844 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:48,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:48,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:48,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:48,852 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:48,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:48,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:48,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:48,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:48,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:48,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:48,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:48,857 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:48,859 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:48,860 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:48,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:48,860 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:48,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:48,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:48,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:48,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:48,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:48,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:48,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:48,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:48,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:48,866 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:48,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:48,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:48,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:48,870 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 -> 2eb5ad626031d7d175f4e3da079ca56fd359136a [2019-11-26 16:37:49,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:49,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:49,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:49,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:49,594 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:49,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-26 16:37:49,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1319263a5/633f00b45bc6495a82569f3289367425/FLAGe7f5cc963 [2019-11-26 16:37:51,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:51,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label22.c [2019-11-26 16:37:51,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1319263a5/633f00b45bc6495a82569f3289367425/FLAGe7f5cc963 [2019-11-26 16:37:51,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1319263a5/633f00b45bc6495a82569f3289367425 [2019-11-26 16:37:51,793 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:51,798 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:51,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:51,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:51,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:51,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:51,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:51, skipping insertion in model container [2019-11-26 16:37:51,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:51" (1/1) ... [2019-11-26 16:37:51,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:52,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:56,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:56,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:59,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:59,219 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:59,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59 WrapperNode [2019-11-26 16:37:59,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:59,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:59,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:59,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:59,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:37:59,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:37:59,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:59,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:59,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:59,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:59,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:37:59,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:38:00,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:38:00,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:38:00,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:38:00,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:38:00,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:59" (1/1) ... [2019-11-26 16:38:00,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:00,831 INFO L168 Benchmark]: Toolchain (without parser) took 9031.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 764.6 MB in the end (delta: 174.2 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:00,834 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. [2019-11-26 16:38:00,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7423.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 887.9 MB in the end (delta: 50.8 MB). Peak memory consumption was 275.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:00,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 745.23 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 817.9 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:00,842 INFO L168 Benchmark]: Boogie Preprocessor took 854.96 ms. Allocated memory is still 1.0 GB. Free memory was 817.9 MB in the beginning and 764.6 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:00,852 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 7423.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 887.9 MB in the end (delta: 50.8 MB). Peak memory consumption was 275.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 745.23 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 817.9 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 854.96 ms. Allocated memory is still 1.0 GB. Free memory was 817.9 MB in the beginning and 764.6 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...