./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label03.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/Problem04_label03.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 c4a7926950d495e4304e18c122afe56ada038839 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label03.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 c4a7926950d495e4304e18c122afe56ada038839 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:35:10,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:10,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:10,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:10,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:10,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:10,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:10,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:10,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:10,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:10,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:10,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:10,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:10,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:10,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:10,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:10,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:10,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:10,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:10,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:10,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:10,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:10,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:10,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:10,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:10,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:10,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:10,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:10,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:10,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:10,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:10,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:10,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:10,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:10,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:10,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:10,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:10,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:10,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:10,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:10,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:10,230 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:10,283 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:10,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:10,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:10,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:10,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:10,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:10,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:10,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:10,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:10,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:10,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:10,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:10,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:10,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:10,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:10,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:10,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:10,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:10,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:10,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:10,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:10,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:10,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:10,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:10,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:10,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:10,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:10,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:10,311 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 -> c4a7926950d495e4304e18c122afe56ada038839 [2019-11-26 16:35:10,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:10,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:10,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:10,866 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:10,870 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:10,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label03.c [2019-11-26 16:35:11,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04053279/00c296d11e3e49d5992b247f7f78b376/FLAGf1b597d7f [2019-11-26 16:35:12,811 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:12,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label03.c [2019-11-26 16:35:12,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04053279/00c296d11e3e49d5992b247f7f78b376/FLAGf1b597d7f [2019-11-26 16:35:12,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e04053279/00c296d11e3e49d5992b247f7f78b376 [2019-11-26 16:35:12,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:12,960 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:12,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:12,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:12,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:12,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:12" (1/1) ... [2019-11-26 16:35:12,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:12, skipping insertion in model container [2019-11-26 16:35:12,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:12" (1/1) ... [2019-11-26 16:35:13,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:13,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:16,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:16,278 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:18,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:18,207 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:18,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18 WrapperNode [2019-11-26 16:35:18,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:18,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:18,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:18,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:18,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:18,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:18,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:18,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:18,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:18,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:18,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:18,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:18,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:18,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:18,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:18" (1/1) ... [2019-11-26 16:35:19,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:19,150 INFO L168 Benchmark]: Toolchain (without parser) took 6188.76 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 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:19,152 INFO L168 Benchmark]: CDTParser took 1.45 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 16:35:19,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5250.24 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:19,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 490.36 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:19,162 INFO L168 Benchmark]: Boogie Preprocessor took 437.83 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:19,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 5250.24 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 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 490.36 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 437.83 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:35:23,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:23,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:23,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:23,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:23,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:23,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:23,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:23,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:23,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:23,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:23,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:23,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:23,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:23,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:23,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:23,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:23,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:23,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:23,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:23,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:23,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:23,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:23,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:23,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:23,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:23,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:23,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:23,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:23,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:23,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:23,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:23,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:23,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:23,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:23,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:23,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:23,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:23,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:23,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:23,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:23,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:23,402 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:23,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:23,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:23,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:23,411 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:23,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:23,411 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:23,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:23,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:23,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:23,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:23,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:23,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:23,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:23,419 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:23,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:23,419 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:23,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:23,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:23,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:23,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:23,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:23,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:23,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:23,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:23,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:23,425 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:23,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:23,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:23,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:23,429 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 -> c4a7926950d495e4304e18c122afe56ada038839 [2019-11-26 16:35:24,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:24,086 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:24,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:24,096 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:24,099 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:24,101 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label03.c [2019-11-26 16:35:24,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deb5f4a41/0729d28c0e7a4023bcff5a21297921c8/FLAG0db819616 [2019-11-26 16:35:25,980 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:25,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label03.c [2019-11-26 16:35:26,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deb5f4a41/0729d28c0e7a4023bcff5a21297921c8/FLAG0db819616 [2019-11-26 16:35:26,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deb5f4a41/0729d28c0e7a4023bcff5a21297921c8 [2019-11-26 16:35:26,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:26,125 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:26,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:26,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:26,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:26,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,151 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 04:35:26, skipping insertion in model container [2019-11-26 16:35:26,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:26,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:29,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:29,695 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:31,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:31,314 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:31,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31 WrapperNode [2019-11-26 16:35:31,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:31,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:31,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:31,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:31,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:31,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:31,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:31,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:31,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:31,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:31,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:31,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:31,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:31,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:31" (1/1) ... [2019-11-26 16:35:32,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:32,443 INFO L168 Benchmark]: Toolchain (without parser) took 6309.84 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 732.8 MB in the end (delta: 211.7 MB). Peak memory consumption was 211.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:32,444 INFO L168 Benchmark]: CDTParser took 3.11 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 16:35:32,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5191.58 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:32,448 INFO L168 Benchmark]: Boogie Procedure Inliner took 521.54 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 762.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:32,454 INFO L168 Benchmark]: Boogie Preprocessor took 587.68 ms. Allocated memory is still 1.0 GB. Free memory was 762.9 MB in the beginning and 732.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:32,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 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 5191.58 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 521.54 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 762.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 587.68 ms. Allocated memory is still 1.0 GB. Free memory was 762.9 MB in the beginning and 732.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...