./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem01_label38.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 5d9bfdaf23db32516d1ccf8929c6af5e4a9d3bd0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label38.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 5d9bfdaf23db32516d1ccf8929c6af5e4a9d3bd0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:47,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:47,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:47,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:47,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:47,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:47,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:47,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:47,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:47,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:47,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:47,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:47,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:47,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:47,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:47,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:47,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:47,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:47,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:47,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:47,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:47,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:47,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:47,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:47,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:47,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:47,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:47,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:47,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:47,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:47,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:47,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:47,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:47,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:47,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:47,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:47,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:47,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:47,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:47,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:47,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:47,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:47,335 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:47,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:47,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:47,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:47,343 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:47,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:47,345 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:47,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:47,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:47,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:47,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:47,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:47,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:47,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:47,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:47,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:47,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:47,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:47,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:47,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:47,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:47,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:47,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:47,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:47,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:47,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:47,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:47,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:47,359 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 -> 5d9bfdaf23db32516d1ccf8929c6af5e4a9d3bd0 [2019-11-27 09:20:47,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:47,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:47,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:47,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:47,968 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:47,969 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2019-11-27 09:20:48,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a44cc7ef/c4ed9abe808547cb8f9077427a428ba9/FLAGa41935387 [2019-11-27 09:20:49,419 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:49,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2019-11-27 09:20:49,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a44cc7ef/c4ed9abe808547cb8f9077427a428ba9/FLAGa41935387 [2019-11-27 09:20:49,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a44cc7ef/c4ed9abe808547cb8f9077427a428ba9 [2019-11-27 09:20:49,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:49,514 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:49,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:49,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:49,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:49,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:49, skipping insertion in model container [2019-11-27 09:20:49,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:49" (1/1) ... [2019-11-27 09:20:49,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:49,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:50,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:50,719 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:50,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:51,021 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:51,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51 WrapperNode [2019-11-27 09:20:51,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:51,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:51,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:51,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:51,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:51,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:51,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:51,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:51,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:51" (1/1) ... [2019-11-27 09:20:51,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:51,421 INFO L168 Benchmark]: Toolchain (without parser) took 1908.37 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 961.4 MB in the end (delta: 259.1 kB). Peak memory consumption was 324.6 kB. Max. memory is 12.5 GB. [2019-11-27 09:20:51,423 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-27 09:20:51,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1507.45 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 972.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:51,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.17 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:51,433 INFO L168 Benchmark]: Boogie Preprocessor took 162.11 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:51,444 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1507.45 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 972.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.17 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.11 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:55,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:55,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:55,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:55,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:55,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:55,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:55,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:55,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:55,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:55,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:55,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:55,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:55,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:55,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:55,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:55,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:55,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:55,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:55,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:55,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:55,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:55,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:55,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:55,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:55,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:55,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:55,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:55,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:55,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:55,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:55,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:55,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:55,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:55,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:55,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:55,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:55,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:55,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:55,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:55,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:55,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:55,601 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:55,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:55,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:55,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:55,608 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:55,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:55,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:55,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:55,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:55,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:55,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:55,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:55,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:55,617 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:55,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:55,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:55,619 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:55,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:55,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:55,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:55,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:55,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:55,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:55,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:55,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:55,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:55,624 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:55,625 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:55,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:55,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:55,628 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 -> 5d9bfdaf23db32516d1ccf8929c6af5e4a9d3bd0 [2019-11-27 09:20:56,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:56,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:56,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:56,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:56,237 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:56,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2019-11-27 09:20:56,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/414f2928d/14c7e0eb817a4a7b8700f169c44c9dd4/FLAGb8a9d014c [2019-11-27 09:20:57,670 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:57,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2019-11-27 09:20:57,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/414f2928d/14c7e0eb817a4a7b8700f169c44c9dd4/FLAGb8a9d014c [2019-11-27 09:20:57,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/414f2928d/14c7e0eb817a4a7b8700f169c44c9dd4 [2019-11-27 09:20:57,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:57,771 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:57,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:57,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:57,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:57,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57, skipping insertion in model container [2019-11-27 09:20:57,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:57,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:58,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:58,989 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:59,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:59,273 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:59,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59 WrapperNode [2019-11-27 09:20:59,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:59,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:59,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:59,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:59,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:59,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:59,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:59,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:59,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:59,703 INFO L168 Benchmark]: Toolchain (without parser) took 1923.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,707 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 09:20:59,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1501.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.93 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,713 INFO L168 Benchmark]: Boogie Preprocessor took 184.48 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,723 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1501.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.3 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.93 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.48 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 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...