./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label48.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_label48.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 a701f7a86657aebc3c45a0a328b2e50858377c25 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label48.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 a701f7a86657aebc3c45a0a328b2e50858377c25 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:35:44,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:44,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:44,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:44,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:44,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:44,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:44,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:44,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:44,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:44,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:44,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:44,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:44,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:44,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:44,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:44,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:44,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:44,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:44,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:44,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:44,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:44,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:44,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:44,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:44,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:44,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:44,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:44,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:44,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:44,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:44,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:44,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:44,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:44,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:44,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:44,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:44,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:44,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:44,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:44,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:44,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:44,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:44,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:44,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:44,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:44,306 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:44,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:44,309 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:44,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:44,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:44,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:44,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:44,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:44,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:44,311 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:44,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:44,316 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:44,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:44,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:44,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:44,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:44,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:44,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:44,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:44,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:44,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:44,322 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:44,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:44,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:44,324 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 -> a701f7a86657aebc3c45a0a328b2e50858377c25 [2019-11-26 16:35:44,959 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:44,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:45,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:45,006 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:45,009 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:45,011 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-26 16:35:45,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0157ee180/be8f0d7eb154411ba8bf160951d63b72/FLAG38542a30e [2019-11-26 16:35:46,951 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:46,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-26 16:35:47,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0157ee180/be8f0d7eb154411ba8bf160951d63b72/FLAG38542a30e [2019-11-26 16:35:47,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0157ee180/be8f0d7eb154411ba8bf160951d63b72 [2019-11-26 16:35:47,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:47,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:47,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:47,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:47,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:47,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:47,113 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 04:35:47, skipping insertion in model container [2019-11-26 16:35:47,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:47" (1/1) ... [2019-11-26 16:35:47,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:47,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:51,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:51,165 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:52,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:52,731 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:52,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52 WrapperNode [2019-11-26 16:35:52,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:52,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:52,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:52,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:52,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:52,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:53,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:53,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:53,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:53,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:53,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:53,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:53,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:53,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:53,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:53,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:53,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:52" (1/1) ... [2019-11-26 16:35:53,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:53,895 INFO L168 Benchmark]: Toolchain (without parser) took 6801.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 750.2 MB in the end (delta: 200.0 MB). Peak memory consumption was 200.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:53,897 INFO L168 Benchmark]: CDTParser took 2.52 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 16:35:53,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5641.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.4 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:53,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 565.24 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 778.9 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:53,907 INFO L168 Benchmark]: Boogie Preprocessor took 584.38 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 750.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:53,919 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 5641.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.4 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 565.24 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 778.9 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 584.38 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 750.2 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 16:35:58,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:58,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:58,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:58,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:58,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:58,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:58,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:58,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:58,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:58,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:58,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:58,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:58,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:58,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:58,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:58,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:58,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:58,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:58,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:58,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:58,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:58,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:58,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:58,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:58,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:58,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:58,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:58,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:58,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:58,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:58,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:58,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:58,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:58,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:58,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:58,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:58,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:58,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:58,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:58,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:58,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:58,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:58,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:58,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:58,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:58,299 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:58,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:58,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:58,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:58,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:58,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:58,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:58,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:58,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:58,304 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:58,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:58,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:58,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:58,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:58,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:58,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:58,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:58,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:58,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:58,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:58,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:58,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:58,313 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:58,314 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:58,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:58,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:58,316 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 -> a701f7a86657aebc3c45a0a328b2e50858377c25 [2019-11-26 16:35:58,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:58,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:58,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:58,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:58,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:58,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-26 16:35:59,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e51897c/4643717f465b48cc991b40fa304a3a23/FLAG5ed6164d8 [2019-11-26 16:36:00,971 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:00,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label48.c [2019-11-26 16:36:01,055 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e51897c/4643717f465b48cc991b40fa304a3a23/FLAG5ed6164d8 [2019-11-26 16:36:01,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e51897c/4643717f465b48cc991b40fa304a3a23 [2019-11-26 16:36:01,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:01,112 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:01,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:01,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:01,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:01,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:01" (1/1) ... [2019-11-26 16:36:01,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f83d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:01, skipping insertion in model container [2019-11-26 16:36:01,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:01" (1/1) ... [2019-11-26 16:36:01,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:01,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:04,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:04,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:06,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:06,237 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:06,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06 WrapperNode [2019-11-26 16:36:06,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:06,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:06,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:06,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:06,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:06,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:06,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:06,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:06,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:06,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:06,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:06,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:06,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:06,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:07,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:07,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:07,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:06" (1/1) ... [2019-11-26 16:36:07,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:07,432 INFO L168 Benchmark]: Toolchain (without parser) took 6311.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 733.0 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:07,432 INFO L168 Benchmark]: CDTParser took 0.36 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 16:36:07,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5128.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:07,436 INFO L168 Benchmark]: Boogie Procedure Inliner took 546.50 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:07,440 INFO L168 Benchmark]: Boogie Preprocessor took 629.69 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:07,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5128.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 546.50 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 629.69 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 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...