./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/array-fpi/ifeqn3.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 e13e8a6faae9db7b7c8fcdc2a4577173af3d914c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-fpi/ifeqn3.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 e13e8a6faae9db7b7c8fcdc2a4577173af3d914c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:18,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:18,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:18,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:18,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:18,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:18,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:18,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:18,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:18,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:18,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:18,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:18,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:18,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:18,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:18,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:18,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:18,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:18,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:18,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:18,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:18,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:18,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:18,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:18,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:18,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:18,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:18,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:18,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:18,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:18,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:18,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:18,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:18,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:18,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:18,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:18,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:18,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:18,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:18,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:18,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:18,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:18,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:18,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:18,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:18,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:18,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:18,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:18,348 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:18,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:18,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:18,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:18,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:18,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:18,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:18,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:18,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:18,355 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:18,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:18,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:18,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:18,359 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:18,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:18,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:18,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:18,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:18,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:18,361 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:18,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:18,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:18,365 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 -> e13e8a6faae9db7b7c8fcdc2a4577173af3d914c [2019-11-26 16:31:18,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:18,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:18,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:18,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:18,968 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:18,969 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn3.c [2019-11-26 16:31:19,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01177dd5f/e9bd0e0fa07a47fe96d2f895e9b85029/FLAG527333282 [2019-11-26 16:31:20,195 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:20,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn3.c [2019-11-26 16:31:20,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01177dd5f/e9bd0e0fa07a47fe96d2f895e9b85029/FLAG527333282 [2019-11-26 16:31:20,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01177dd5f/e9bd0e0fa07a47fe96d2f895e9b85029 [2019-11-26 16:31:20,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:20,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:20,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:20,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:20,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:20,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20, skipping insertion in model container [2019-11-26 16:31:20,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:20,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:20,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:20,916 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:20,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:21,096 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:21,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21 WrapperNode [2019-11-26 16:31:21,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:21,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:21,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:21,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:21,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:21,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:21,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:21,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:21,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:21,339 INFO L168 Benchmark]: Toolchain (without parser) took 1065.84 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:21,350 INFO L168 Benchmark]: CDTParser took 2.43 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. [2019-11-26 16:31:21,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 828.28 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:21,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.07 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:21,359 INFO L168 Benchmark]: Boogie Preprocessor took 81.55 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:21,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43 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 828.28 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.07 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.55 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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 0.1.24-025d5a2 [2019-11-26 16:31:25,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:25,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:25,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:25,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:25,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:25,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:25,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:25,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:25,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:25,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:25,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:25,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:25,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:25,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:25,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:25,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:25,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:25,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:25,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:25,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:25,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:25,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:25,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:25,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:25,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:25,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:25,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:25,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:25,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:25,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:25,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:25,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:25,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:25,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:25,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:25,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:25,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:25,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:25,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:25,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:25,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:25,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:25,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:25,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:25,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:25,470 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:25,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:25,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:25,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:25,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:25,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:25,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:25,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:25,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:25,478 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:25,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:25,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:25,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:25,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:25,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:25,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:25,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:25,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:25,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:25,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:25,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:25,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:25,486 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:25,487 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:25,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:25,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:25,489 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 -> e13e8a6faae9db7b7c8fcdc2a4577173af3d914c [2019-11-26 16:31:26,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:26,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:26,091 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:26,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:26,097 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:26,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn3.c [2019-11-26 16:31:26,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06dd1b124/0bebcd9e6b504ed99f23815629d7e793/FLAG1e67ced2b [2019-11-26 16:31:27,339 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:27,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn3.c [2019-11-26 16:31:27,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06dd1b124/0bebcd9e6b504ed99f23815629d7e793/FLAG1e67ced2b [2019-11-26 16:31:27,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06dd1b124/0bebcd9e6b504ed99f23815629d7e793 [2019-11-26 16:31:27,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:27,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:27,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:27,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:27,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:27,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:27,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27, skipping insertion in model container [2019-11-26 16:31:27,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:27,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:27,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:28,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:28,054 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:28,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:28,291 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:28,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28 WrapperNode [2019-11-26 16:31:28,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:28,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:28,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:28,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:28,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:28,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:28,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:28,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:28,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:28,525 INFO L168 Benchmark]: Toolchain (without parser) took 1111.08 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:28,528 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 16:31:28,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 881.05 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:28,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.66 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:28,539 INFO L168 Benchmark]: Boogie Preprocessor took 99.62 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:28,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 881.05 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.66 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.62 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...