./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label02.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_label02.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 8159e1532181396fe4ce340874ef4696209570a5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label02.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 8159e1532181396fe4ce340874ef4696209570a5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:13,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:13,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:13,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:13,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:13,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:13,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:14,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:14,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:14,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:14,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:14,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:14,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:14,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:14,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:14,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:14,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:14,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:14,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:14,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:14,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:14,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:14,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:14,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:14,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:14,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:14,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:14,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:14,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:14,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:14,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:14,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:14,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:14,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:14,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:14,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:14,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:14,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:14,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:14,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:14,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:14,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:14,161 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:14,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:14,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:14,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:14,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:14,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:14,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:14,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:14,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:14,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:14,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:14,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:14,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:14,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:14,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:14,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:14,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:14,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:14,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:14,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:14,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:14,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:14,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:14,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:14,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:14,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:14,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:14,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:14,181 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 -> 8159e1532181396fe4ce340874ef4696209570a5 [2019-11-26 16:37:14,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:14,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:14,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:14,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:14,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:14,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2019-11-26 16:37:14,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/870c573ac/da08281b189e481e9d88ea289263d1a1/FLAG412ac2d15 [2019-11-26 16:37:16,726 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:16,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2019-11-26 16:37:16,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/870c573ac/da08281b189e481e9d88ea289263d1a1/FLAG412ac2d15 [2019-11-26 16:37:17,027 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/870c573ac/da08281b189e481e9d88ea289263d1a1 [2019-11-26 16:37:17,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:17,039 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:17,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:17,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:17,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:17,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:17" (1/1) ... [2019-11-26 16:37:17,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:17, skipping insertion in model container [2019-11-26 16:37:17,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:17" (1/1) ... [2019-11-26 16:37:17,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:17,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:21,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:21,963 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:24,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:24,318 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:24,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24 WrapperNode [2019-11-26 16:37:24,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:24,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:24,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:24,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:24,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:24,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:25,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:25,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:25,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:25,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:26,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:26,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:26,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:26,254 INFO L168 Benchmark]: Toolchain (without parser) took 9209.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 819.6 MB in the end (delta: 113.4 MB). Peak memory consumption was 113.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,255 INFO L168 Benchmark]: CDTParser took 1.60 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 16:37:26,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7279.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 716.9 MB in the end (delta: 216.0 MB). Peak memory consumption was 216.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 1186.31 ms. Allocated memory is still 1.0 GB. Free memory was 716.9 MB in the beginning and 871.5 MB in the end (delta: -154.6 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,266 INFO L168 Benchmark]: Boogie Preprocessor took 734.77 ms. Allocated memory is still 1.0 GB. Free memory was 871.5 MB in the beginning and 819.6 MB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,277 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 7279.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 716.9 MB in the end (delta: 216.0 MB). Peak memory consumption was 216.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1186.31 ms. Allocated memory is still 1.0 GB. Free memory was 716.9 MB in the beginning and 871.5 MB in the end (delta: -154.6 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 734.77 ms. Allocated memory is still 1.0 GB. Free memory was 871.5 MB in the beginning and 819.6 MB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 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 16:37:30,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:30,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:30,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:30,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:30,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:30,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:30,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:30,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:30,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:30,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:30,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:30,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:30,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:30,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:30,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:30,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:30,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:30,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:30,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:30,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:30,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:30,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:30,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:30,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:30,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:30,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:30,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:30,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:30,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:30,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:30,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:30,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:30,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:30,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:30,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:30,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:30,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:30,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:30,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:30,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:30,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:30,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:30,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:30,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:30,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:30,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:30,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:30,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:30,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:30,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:30,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:30,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:30,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:30,389 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:30,390 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:30,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:30,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:30,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:30,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:30,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:30,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:30,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:30,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:30,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:30,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:30,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:30,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:30,399 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:30,399 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:30,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:30,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:30,401 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 -> 8159e1532181396fe4ce340874ef4696209570a5 [2019-11-26 16:37:30,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:31,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:31,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:31,017 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:31,017 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:31,021 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2019-11-26 16:37:31,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e20a1c9d/89835d597d1442e5951905d9978755b1/FLAG75c2846f7 [2019-11-26 16:37:32,988 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:32,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2019-11-26 16:37:33,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e20a1c9d/89835d597d1442e5951905d9978755b1/FLAG75c2846f7 [2019-11-26 16:37:33,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e20a1c9d/89835d597d1442e5951905d9978755b1 [2019-11-26 16:37:33,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:33,347 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:33,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:33,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:33,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:33,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:33" (1/1) ... [2019-11-26 16:37:33,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:33, skipping insertion in model container [2019-11-26 16:37:33,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:33" (1/1) ... [2019-11-26 16:37:33,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:33,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:39,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:39,103 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:41,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:41,832 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:41,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41 WrapperNode [2019-11-26 16:37:41,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:41,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:41,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:41,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:41,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:42,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:42,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:42,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:42,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:43,554 INFO L168 Benchmark]: Toolchain (without parser) took 10200.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 799.7 MB in the end (delta: 133.3 MB). Peak memory consumption was 133.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,555 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:43,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8482.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 923.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 828.67 ms. Allocated memory is still 1.0 GB. Free memory was 923.3 MB in the beginning and 855.0 MB in the end (delta: 68.3 MB). Peak memory consumption was 68.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,564 INFO L168 Benchmark]: Boogie Preprocessor took 878.72 ms. Allocated memory is still 1.0 GB. Free memory was 855.0 MB in the beginning and 799.7 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,574 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8482.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 923.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 828.67 ms. Allocated memory is still 1.0 GB. Free memory was 923.3 MB in the beginning and 855.0 MB in the end (delta: 68.3 MB). Peak memory consumption was 68.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 878.72 ms. Allocated memory is still 1.0 GB. Free memory was 855.0 MB in the beginning and 799.7 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...