./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label25.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/Problem02_label25.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 ef22932a563d89d9fa5a5b8bcd7f4a5eeb34d0f3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label25.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 ef22932a563d89d9fa5a5b8bcd7f4a5eeb34d0f3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:40:05,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:05,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:05,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:05,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:05,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:05,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:05,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:05,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:05,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:05,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:05,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:05,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:05,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:05,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:05,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:05,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:05,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:05,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:05,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:05,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:05,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:05,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:05,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:05,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:05,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:05,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:05,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:05,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:05,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:05,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:05,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:05,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:05,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:05,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:05,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:05,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:05,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:05,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:05,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:05,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:05,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:05,351 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:05,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:05,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:05,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:05,359 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:05,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:05,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:05,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:05,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:05,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:05,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:05,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:05,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:05,367 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:05,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:05,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:05,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:05,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:05,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:05,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:05,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:05,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:05,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:05,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:05,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:05,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:05,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:05,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:05,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:05,376 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 -> ef22932a563d89d9fa5a5b8bcd7f4a5eeb34d0f3 [2019-11-24 20:40:05,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:05,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:05,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:05,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:05,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:05,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label25.c [2019-11-24 20:40:06,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14ab4e978/c403abb548a449b8aea3a4ad0e72f18f/FLAGa8f2433ae [2019-11-24 20:40:07,351 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:07,361 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label25.c [2019-11-24 20:40:07,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14ab4e978/c403abb548a449b8aea3a4ad0e72f18f/FLAGa8f2433ae [2019-11-24 20:40:07,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14ab4e978/c403abb548a449b8aea3a4ad0e72f18f [2019-11-24 20:40:07,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:07,445 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:07,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:07,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:07,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:07,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07, skipping insertion in model container [2019-11-24 20:40:07,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:07,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:07,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:08,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:08,628 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:08,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:08,946 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:08,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08 WrapperNode [2019-11-24 20:40:08,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:08,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:08,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:08,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:08,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:08,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:09,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:09,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:09,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:09,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:09,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:09,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:09,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:09,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:09,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:09,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:09,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:09,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:09,335 INFO L168 Benchmark]: Toolchain (without parser) took 1883.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:09,336 INFO L168 Benchmark]: CDTParser took 0.90 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 20:40:09,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1497.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:09,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.07 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:09,349 INFO L168 Benchmark]: Boogie Preprocessor took 194.41 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:09,361 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 1497.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.07 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.41 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 20:40:13,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:13,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:13,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:13,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:13,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:13,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:13,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:13,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:13,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:13,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:13,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:13,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:13,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:13,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:13,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:13,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:13,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:13,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:13,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:13,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:13,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:13,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:13,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:13,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:13,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:13,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:13,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:13,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:13,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:13,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:13,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:13,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:13,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:13,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:13,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:13,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:13,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:13,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:13,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:13,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:13,327 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:13,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:13,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:13,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:13,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:13,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:13,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:13,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:13,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:13,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:13,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:13,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:13,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:13,380 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:13,380 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:13,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:13,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:13,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:13,381 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:13,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:13,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:13,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:13,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:13,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:13,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:13,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:13,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:13,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:13,387 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:13,390 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:13,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:13,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:13,392 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 -> ef22932a563d89d9fa5a5b8bcd7f4a5eeb34d0f3 [2019-11-24 20:40:13,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:14,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:14,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:14,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:14,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:14,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label25.c [2019-11-24 20:40:14,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df56c9fb6/c65811ddd9c54e27ac4f6cb339d67339/FLAG52430ea7c [2019-11-24 20:40:15,343 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:15,344 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label25.c [2019-11-24 20:40:15,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df56c9fb6/c65811ddd9c54e27ac4f6cb339d67339/FLAG52430ea7c [2019-11-24 20:40:15,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df56c9fb6/c65811ddd9c54e27ac4f6cb339d67339 [2019-11-24 20:40:15,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:15,836 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:15,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:15,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:15,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:15,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:15,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15, skipping insertion in model container [2019-11-24 20:40:15,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:15,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:15,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:16,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:16,923 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:17,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:17,332 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:17,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17 WrapperNode [2019-11-24 20:40:17,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:17,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:17,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:17,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:17,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:17,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:17,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:17,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:17,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:17,730 INFO L168 Benchmark]: Toolchain (without parser) took 1894.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:17,733 INFO L168 Benchmark]: CDTParser took 0.30 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 20:40:17,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:17,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.68 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:17,742 INFO L168 Benchmark]: Boogie Preprocessor took 195.35 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:17,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1493.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.68 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.35 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...