./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem18_label40.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 2bd40a46208fa8849cda7746f8f61eaf455843a5 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label40.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 2bd40a46208fa8849cda7746f8f61eaf455843a5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:22,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:22,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:22,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:22,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:22,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:22,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:22,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:22,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:22,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:22,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:22,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:22,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:22,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:22,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:22,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:22,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:22,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:22,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:22,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:22,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:22,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:22,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:22,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:22,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:22,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:22,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:22,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:22,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:22,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:22,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:22,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:22,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:22,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:22,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:22,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:22,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:22,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:22,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:22,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:22,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:22,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:22,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:22,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:22,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:22,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:22,229 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:22,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:22,230 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:22,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:22,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:22,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:22,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:22,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:22,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:22,235 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:22,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:22,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:22,238 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:22,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:22,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:22,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:22,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:22,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:22,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:22,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:22,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:22,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:22,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:22,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:22,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:22,247 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 -> 2bd40a46208fa8849cda7746f8f61eaf455843a5 [2019-11-24 20:57:22,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:22,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:22,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:22,887 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:22,888 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:22,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2019-11-24 20:57:23,032 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56510981c/3ae259c74fff4411905847f89890a4ba/FLAGf251c86db [2019-11-24 20:57:24,457 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:24,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2019-11-24 20:57:24,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56510981c/3ae259c74fff4411905847f89890a4ba/FLAGf251c86db [2019-11-24 20:57:24,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56510981c/3ae259c74fff4411905847f89890a4ba [2019-11-24 20:57:24,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:24,675 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:24,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:24,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:24,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:24,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:24,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24, skipping insertion in model container [2019-11-24 20:57:24,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:24,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:24,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:27,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:27,332 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:28,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:28,312 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:28,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28 WrapperNode [2019-11-24 20:57:28,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:28,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:28,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:28,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:28,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:28,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:28,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:28,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:28,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:29,511 INFO L168 Benchmark]: Toolchain (without parser) took 4831.80 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 813.3 MB in the end (delta: 136.9 MB). Peak memory consumption was 137.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,512 INFO L168 Benchmark]: CDTParser took 3.86 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. [2019-11-24 20:57:29,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3640.98 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 887.8 MB in the end (delta: 62.4 MB). Peak memory consumption was 62.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.71 ms. Allocated memory is still 1.0 GB. Free memory was 887.8 MB in the beginning and 847.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,521 INFO L168 Benchmark]: Boogie Preprocessor took 628.60 ms. Allocated memory is still 1.0 GB. Free memory was 847.7 MB in the beginning and 813.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.86 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 3640.98 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 887.8 MB in the end (delta: 62.4 MB). Peak memory consumption was 62.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.71 ms. Allocated memory is still 1.0 GB. Free memory was 887.8 MB in the beginning and 847.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 628.60 ms. Allocated memory is still 1.0 GB. Free memory was 847.7 MB in the beginning and 813.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-32f2683 [2019-11-24 20:57:33,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:33,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:33,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:33,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:33,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:33,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:33,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:33,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:33,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:33,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:33,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:33,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:33,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:33,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:33,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:33,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:33,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:33,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:33,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:33,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:33,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:33,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:33,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:33,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:33,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:33,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:33,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:33,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:33,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:33,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:33,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:33,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:33,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:33,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:33,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:33,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:33,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:33,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:33,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:33,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:33,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:33,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:33,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:33,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:33,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:33,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:33,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:33,651 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:33,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:33,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:33,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:33,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:33,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:33,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:33,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:33,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:33,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:33,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:33,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:33,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:33,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:33,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:33,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:33,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:33,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:33,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:33,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:33,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:33,660 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:33,660 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:33,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:33,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:33,663 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 -> 2bd40a46208fa8849cda7746f8f61eaf455843a5 [2019-11-24 20:57:34,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:34,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:34,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:34,250 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:34,253 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:34,255 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2019-11-24 20:57:34,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f969bedc/b60dd1f262624522ac8ea06d9c136f48/FLAG9f59bbccb [2019-11-24 20:57:35,851 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:35,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label40.c [2019-11-24 20:57:35,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f969bedc/b60dd1f262624522ac8ea06d9c136f48/FLAG9f59bbccb [2019-11-24 20:57:36,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f969bedc/b60dd1f262624522ac8ea06d9c136f48 [2019-11-24 20:57:36,058 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:36,060 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:36,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:36,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:36,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:36,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36, skipping insertion in model container [2019-11-24 20:57:36,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:36,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:38,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:38,820 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:39,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:39,984 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:39,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39 WrapperNode [2019-11-24 20:57:39,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:39,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:39,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:39,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:40,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:40,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:40,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:40,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:40,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:39" (1/1) ... [2019-11-24 20:57:40,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:40,892 INFO L168 Benchmark]: Toolchain (without parser) took 4825.54 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 813.8 MB in the end (delta: 136.5 MB). Peak memory consumption was 136.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:40,893 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:57:40,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3919.04 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 860.5 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:40,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 445.67 ms. Allocated memory is still 1.0 GB. Free memory was 860.5 MB in the beginning and 837.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:40,904 INFO L168 Benchmark]: Boogie Preprocessor took 449.25 ms. Allocated memory is still 1.0 GB. Free memory was 837.0 MB in the beginning and 813.8 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:40,913 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3919.04 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 860.5 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 445.67 ms. Allocated memory is still 1.0 GB. Free memory was 860.5 MB in the beginning and 837.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 449.25 ms. Allocated memory is still 1.0 GB. Free memory was 837.0 MB in the beginning and 813.8 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...