./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/mono-crafted_8.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/loops-crafted-1/mono-crafted_8.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 8c58bb9ed0970073a839b1245bdbe458460879bd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/mono-crafted_8.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 8c58bb9ed0970073a839b1245bdbe458460879bd ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:52:22,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:22,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:22,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:22,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:22,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:22,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:22,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:22,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:22,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:22,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:22,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:22,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:22,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:22,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:22,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:22,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:22,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:22,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:22,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:22,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:22,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:22,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:22,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:22,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:22,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:22,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:22,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:22,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:22,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:22,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:22,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:22,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:22,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:22,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:22,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:22,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:22,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:22,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:22,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:22,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:22,473 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:22,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:22,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:22,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:22,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:22,519 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:22,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:22,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:22,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:22,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:22,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:22,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:22,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:22,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:22,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:22,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:22,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:22,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:22,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:22,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:22,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:22,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:22,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:22,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:22,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:22,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:22,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:22,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:22,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:22,532 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 -> 8c58bb9ed0970073a839b1245bdbe458460879bd [2019-11-27 09:52:23,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:23,082 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:23,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:23,092 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:23,093 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:23,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/mono-crafted_8.c [2019-11-27 09:52:23,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/359784676/5f444f3bfc014c558490786cf2264012/FLAGea9da69cc [2019-11-27 09:52:24,262 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:24,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/mono-crafted_8.c [2019-11-27 09:52:24,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/359784676/5f444f3bfc014c558490786cf2264012/FLAGea9da69cc [2019-11-27 09:52:24,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/359784676/5f444f3bfc014c558490786cf2264012 [2019-11-27 09:52:24,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:24,328 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:24,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:24,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:24,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:24,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:24,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24, skipping insertion in model container [2019-11-27 09:52:24,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:24,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:24,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:24,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:24,870 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:24,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:24,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:24,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24 WrapperNode [2019-11-27 09:52:24,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:24,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:24,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:24,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:24,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:24,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:25,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:25,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:25,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:25,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:25,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:25,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:25,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:25,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:25,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:25,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:25,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:24" (1/1) ... [2019-11-27 09:52:25,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:25,165 INFO L168 Benchmark]: Toolchain (without parser) took 822.24 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 996.8 MB in the end (delta: -35.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:25,170 INFO L168 Benchmark]: CDTParser took 0.74 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 09:52:25,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.00 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 09:52:25,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.78 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:25,178 INFO L168 Benchmark]: Boogie Preprocessor took 38.10 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:25,191 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 616.00 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 153.78 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 38.10 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 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-da95e15 [2019-11-27 09:52:29,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:29,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:29,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:29,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:29,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:29,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:29,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:29,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:29,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:29,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:29,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:29,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:29,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:29,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:29,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:29,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:29,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:29,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:29,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:29,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:29,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:29,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:29,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:29,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:29,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:29,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:29,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:29,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:29,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:29,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:29,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:29,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:29,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:29,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:29,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:29,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:29,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:29,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:29,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:29,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:29,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:29,336 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:29,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:29,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:29,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:29,343 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:29,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:29,343 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:29,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:29,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:29,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:29,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:29,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:29,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:29,349 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:29,349 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:29,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:29,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:29,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:29,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:29,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:29,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:29,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:29,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:29,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:29,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:29,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:29,358 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:29,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:29,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:29,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:29,360 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 -> 8c58bb9ed0970073a839b1245bdbe458460879bd [2019-11-27 09:52:29,968 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:29,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:30,002 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:30,008 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:30,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:30,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/mono-crafted_8.c [2019-11-27 09:52:30,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a9de27de/8edd18ae069c43b0b2fcf7ed0814fe30/FLAGa2a05cafc [2019-11-27 09:52:31,178 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:31,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/mono-crafted_8.c [2019-11-27 09:52:31,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a9de27de/8edd18ae069c43b0b2fcf7ed0814fe30/FLAGa2a05cafc [2019-11-27 09:52:31,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a9de27de/8edd18ae069c43b0b2fcf7ed0814fe30 [2019-11-27 09:52:31,246 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:31,248 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:31,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:31,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:31,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:31,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:31,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31, skipping insertion in model container [2019-11-27 09:52:31,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:31,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:31,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:31,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:31,802 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:31,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:31,881 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:31,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31 WrapperNode [2019-11-27 09:52:31,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:31,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:31,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:31,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:31,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:32,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:32,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:32,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:32,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:31" (1/1) ... [2019-11-27 09:52:32,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:32,129 INFO L168 Benchmark]: Toolchain (without parser) took 865.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 997.0 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:32,131 INFO L168 Benchmark]: CDTParser took 0.39 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 09:52:32,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.80 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:32,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 997.0 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:32,141 INFO L168 Benchmark]: Boogie Preprocessor took 50.65 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 09:52:32,151 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 634.80 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 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 174.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 997.0 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.65 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...