./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/Mono4_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/loops-crafted-1/Mono4_1.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 9d6474f8fee69aa39b16e68638ca1ec23617ee7d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops-crafted-1/Mono4_1.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 9d6474f8fee69aa39b16e68638ca1ec23617ee7d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:13:58,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:58,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:58,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:58,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:58,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:58,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:58,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:58,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:58,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:58,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:58,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:58,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:58,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:58,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:58,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:58,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:58,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:58,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:58,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:58,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:58,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:58,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:58,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:58,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:58,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:58,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:58,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:58,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:58,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:58,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:58,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:58,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:58,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:58,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:58,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:58,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:58,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:58,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:58,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:58,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:58,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:58,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:58,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:58,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:58,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:58,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:58,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:58,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:58,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:58,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:58,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:58,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:58,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:58,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:58,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:58,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:58,345 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:58,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:58,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:58,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:58,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:58,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:58,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:58,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:58,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:58,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:58,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:58,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:58,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:58,351 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 -> 9d6474f8fee69aa39b16e68638ca1ec23617ee7d [2019-11-27 16:13:58,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:58,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:58,787 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:58,788 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:58,789 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:58,789 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono4_1.c [2019-11-27 16:13:58,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6b5b75e/bdc5cc4893294070892179091ce737e8/FLAGa3d80b659 [2019-11-27 16:13:59,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:59,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono4_1.c [2019-11-27 16:13:59,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6b5b75e/bdc5cc4893294070892179091ce737e8/FLAGa3d80b659 [2019-11-27 16:13:59,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6b5b75e/bdc5cc4893294070892179091ce737e8 [2019-11-27 16:13:59,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:59,932 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:59,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:59,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:59,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:59,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:59" (1/1) ... [2019-11-27 16:13:59,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f34ae7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:59, skipping insertion in model container [2019-11-27 16:13:59,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:59" (1/1) ... [2019-11-27 16:13:59,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:59,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:00,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:00,279 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:00,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:00,309 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:00,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00 WrapperNode [2019-11-27 16:14:00,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:00,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:00,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:00,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:00,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:00,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:00,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:00,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:00,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:00,460 INFO L168 Benchmark]: Toolchain (without parser) took 511.11 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 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:00,463 INFO L168 Benchmark]: CDTParser took 1.33 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 16:14:00,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.75 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:00,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.43 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:00,469 INFO L168 Benchmark]: Boogie Preprocessor took 25.86 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:00,477 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 375.75 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.43 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 25.86 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. 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 0.1.24-509859d [2019-11-27 16:14:03,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:03,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:03,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:03,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:03,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:03,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:03,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:03,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:03,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:03,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:03,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:03,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:03,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:03,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:03,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:03,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:03,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:03,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:03,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:03,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:03,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:03,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:03,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:03,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:03,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:03,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:03,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:03,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:03,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:03,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:03,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:03,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:03,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:03,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:03,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:03,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:03,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:03,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:03,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:03,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:03,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:14:03,362 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:03,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:03,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:03,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:03,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:03,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:03,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:03,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:03,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:03,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:03,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:03,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:03,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:14:03,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:14:03,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:03,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:03,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:03,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:03,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:03,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:03,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:03,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:03,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:03,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:03,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:03,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:03,380 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:14:03,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:14:03,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:03,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:14:03,385 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 -> 9d6474f8fee69aa39b16e68638ca1ec23617ee7d [2019-11-27 16:14:03,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:03,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:03,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:03,855 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:03,859 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:03,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono4_1.c [2019-11-27 16:14:03,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ea942ec6/67322692558d4b0b8dfa1071509d50f4/FLAG0bf041be3 [2019-11-27 16:14:04,653 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:04,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono4_1.c [2019-11-27 16:14:04,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ea942ec6/67322692558d4b0b8dfa1071509d50f4/FLAG0bf041be3 [2019-11-27 16:14:04,986 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ea942ec6/67322692558d4b0b8dfa1071509d50f4 [2019-11-27 16:14:04,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:04,995 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:05,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:05,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:05,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:05,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:04" (1/1) ... [2019-11-27 16:14:05,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05, skipping insertion in model container [2019-11-27 16:14:05,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:04" (1/1) ... [2019-11-27 16:14:05,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:05,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:05,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:05,326 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:05,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:05,357 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:05,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05 WrapperNode [2019-11-27 16:14:05,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:05,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:05,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:05,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:05,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:05,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:05,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:05,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:05,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:05" (1/1) ... [2019-11-27 16:14:05,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:05,476 INFO L168 Benchmark]: Toolchain (without parser) took 477.44 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 997.0 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:05,478 INFO L168 Benchmark]: CDTParser took 0.24 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 16:14:05,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.05 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:05,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:05,481 INFO L168 Benchmark]: Boogie Preprocessor took 20.00 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:05,493 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 357.05 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 20.00 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...