./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_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/Problem13_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 11d26c48e8ecb3b79d9ab63bce87b7c4562476b5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_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 11d26c48e8ecb3b79d9ab63bce87b7c4562476b5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:47:07,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:07,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:07,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:07,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:07,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:07,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:07,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:07,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:07,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:07,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:07,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:07,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:07,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:07,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:07,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:07,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:07,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:07,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:07,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:07,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:07,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:07,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:07,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:07,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:07,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:07,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:07,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:07,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:07,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:07,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:07,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:07,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:07,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:07,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:07,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:07,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:07,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:07,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:07,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:07,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:07,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:07,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:07,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:07,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:07,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:07,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:07,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:07,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:07,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:07,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:07,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:07,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:07,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:07,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:07,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:07,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:07,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:07,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:07,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:07,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:07,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:07,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:07,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:07,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:07,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:07,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:07,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:07,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:07,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:07,350 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 -> 11d26c48e8ecb3b79d9ab63bce87b7c4562476b5 [2019-11-26 16:47:07,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:07,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:07,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:07,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:07,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:07,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label02.c [2019-11-26 16:47:08,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/831436b79/483f542131ed4e668dfc39e258017958/FLAGa9325fed3 [2019-11-26 16:47:09,818 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:09,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label02.c [2019-11-26 16:47:09,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/831436b79/483f542131ed4e668dfc39e258017958/FLAGa9325fed3 [2019-11-26 16:47:09,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/831436b79/483f542131ed4e668dfc39e258017958 [2019-11-26 16:47:09,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:09,954 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:09,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:09,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:09,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:09,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:09,979 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 04:47:09, skipping insertion in model container [2019-11-26 16:47:09,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:10,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:10,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:13,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:13,548 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:15,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:15,163 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:15,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15 WrapperNode [2019-11-26 16:47:15,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:15,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:15,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:15,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:15,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:15,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:16,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:16,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:16,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:16,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:16,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:16,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:16,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:17,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:18,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:18,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:18,278 INFO L168 Benchmark]: Toolchain (without parser) took 8318.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 801.6 MB in the end (delta: 142.9 MB). Peak memory consumption was 142.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,279 INFO L168 Benchmark]: CDTParser took 0.35 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 16:47:18,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5206.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 1603.48 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.9 MB in the end (delta: -96.4 MB). Peak memory consumption was 138.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,287 INFO L168 Benchmark]: Boogie Preprocessor took 1498.59 ms. Allocated memory is still 1.0 GB. Free memory was 875.9 MB in the beginning and 801.6 MB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,298 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5206.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1603.48 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.9 MB in the end (delta: -96.4 MB). Peak memory consumption was 138.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1498.59 ms. Allocated memory is still 1.0 GB. Free memory was 875.9 MB in the beginning and 801.6 MB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 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 16:47:22,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:22,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:22,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:22,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:22,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:22,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:22,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:22,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:22,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:22,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:22,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:22,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:22,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:22,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:22,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:22,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:22,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:22,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:22,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:22,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:22,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:22,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:22,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:22,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:22,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:22,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:22,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:22,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:22,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:22,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:22,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:22,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:22,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:22,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:22,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:22,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:22,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:22,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:22,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:22,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:22,341 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:22,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:22,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:22,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:22,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:22,389 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:22,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:22,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:22,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:22,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:22,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:22,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:22,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:22,395 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:22,395 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:22,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:22,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:22,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:22,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:22,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:22,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:22,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:22,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:22,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:22,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:22,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:22,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:22,404 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:22,404 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:22,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:22,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:22,407 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 -> 11d26c48e8ecb3b79d9ab63bce87b7c4562476b5 [2019-11-26 16:47:22,999 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:23,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:23,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:23,039 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:23,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:23,044 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label02.c [2019-11-26 16:47:23,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/105a43f5b/0dd6db1bb1964754a786c549c6185635/FLAGc9e80f14f [2019-11-26 16:47:25,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:25,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label02.c [2019-11-26 16:47:25,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/105a43f5b/0dd6db1bb1964754a786c549c6185635/FLAGc9e80f14f [2019-11-26 16:47:25,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/105a43f5b/0dd6db1bb1964754a786c549c6185635 [2019-11-26 16:47:25,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:25,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:25,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:25,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:25,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:25,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:25" (1/1) ... [2019-11-26 16:47:25,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:25, skipping insertion in model container [2019-11-26 16:47:25,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:25" (1/1) ... [2019-11-26 16:47:25,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:25,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:29,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:29,291 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:31,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:31,499 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:31,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31 WrapperNode [2019-11-26 16:47:31,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:31,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:31,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:31,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:31,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:31,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:32,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:32,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:32,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:32,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:31" (1/1) ... [2019-11-26 16:47:32,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:32,783 INFO L168 Benchmark]: Toolchain (without parser) took 7611.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 875.6 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,786 INFO L168 Benchmark]: CDTParser took 0.44 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 16:47:32,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6333.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 958.4 MB in the end (delta: -9.7 MB). Peak memory consumption was 269.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 537.96 ms. Allocated memory is still 1.0 GB. Free memory was 958.4 MB in the beginning and 917.0 MB in the end (delta: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,794 INFO L168 Benchmark]: Boogie Preprocessor took 731.68 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 875.6 MB in the end (delta: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,805 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 6333.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 958.4 MB in the end (delta: -9.7 MB). Peak memory consumption was 269.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 537.96 ms. Allocated memory is still 1.0 GB. Free memory was 958.4 MB in the beginning and 917.0 MB in the end (delta: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 731.68 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 875.6 MB in the end (delta: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...