./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ncompf.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/ncompf.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 0502d3c21f5f4ac16678747b32ea8813b3ead6ef ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ncompf.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 0502d3c21f5f4ac16678747b32ea8813b3ead6ef ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:31:34,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:34,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:34,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:34,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:34,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:34,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:34,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:34,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:34,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:34,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:34,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:34,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:34,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:34,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:34,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:34,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:34,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:34,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:34,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:34,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:34,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:34,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:34,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:34,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:34,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:34,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:34,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:34,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:34,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:34,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:34,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:34,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:34,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:34,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:34,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:34,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:34,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:34,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:34,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:34,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:34,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:34,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:34,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:34,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:34,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:34,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:34,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:34,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:34,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:34,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:34,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:34,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:34,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:34,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:34,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:34,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:34,391 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:34,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:34,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:34,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:34,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:34,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:34,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:34,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:34,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:34,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:34,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:34,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:34,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:34,396 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 -> 0502d3c21f5f4ac16678747b32ea8813b3ead6ef [2019-11-26 16:31:35,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:35,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:35,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:35,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:35,063 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:35,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ncompf.c [2019-11-26 16:31:35,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8409f8ef/5a8f9f1bd44743dfb5052f09f2af25ba/FLAG53aacfe8d [2019-11-26 16:31:36,300 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:36,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ncompf.c [2019-11-26 16:31:36,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8409f8ef/5a8f9f1bd44743dfb5052f09f2af25ba/FLAG53aacfe8d [2019-11-26 16:31:36,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8409f8ef/5a8f9f1bd44743dfb5052f09f2af25ba [2019-11-26 16:31:36,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:36,373 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:36,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:36,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:36,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:36,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:36, skipping insertion in model container [2019-11-26 16:31:36,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:36" (1/1) ... [2019-11-26 16:31:36,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:36,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:36,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:37,010 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:37,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:37,209 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:37,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37 WrapperNode [2019-11-26 16:31:37,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:37,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:37,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:37,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:37,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:37,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:37,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:37,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:37,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:37" (1/1) ... [2019-11-26 16:31:37,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:37,464 INFO L168 Benchmark]: Toolchain (without parser) took 1086.02 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:37,465 INFO L168 Benchmark]: CDTParser took 1.50 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 16:31:37,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.69 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:37,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.39 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:37,474 INFO L168 Benchmark]: Boogie Preprocessor took 99.06 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:37,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 843.69 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.39 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.06 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 16:31:41,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:41,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:41,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:41,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:41,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:41,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:41,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:41,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:41,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:41,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:41,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:41,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:41,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:41,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:41,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:41,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:41,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:41,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:41,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:41,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:41,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:41,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:41,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:41,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:41,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:41,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:41,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:41,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:41,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:41,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:41,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:41,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:41,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:41,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:41,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:41,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:41,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:41,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:41,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:41,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:41,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:41,584 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:41,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:41,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:41,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:41,593 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:41,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:41,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:41,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:41,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:41,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:41,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:41,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:41,599 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:41,600 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:41,600 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:41,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:41,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:41,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:41,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:41,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:41,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:41,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:41,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:41,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:41,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:41,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:41,608 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:41,608 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:41,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:41,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:41,613 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 -> 0502d3c21f5f4ac16678747b32ea8813b3ead6ef [2019-11-26 16:31:42,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:42,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:42,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:42,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:42,254 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:42,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ncompf.c [2019-11-26 16:31:42,409 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c5b6db1/cad30f732a76405485dbabab7aaf615d/FLAGe18a0d404 [2019-11-26 16:31:43,493 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:43,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ncompf.c [2019-11-26 16:31:43,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c5b6db1/cad30f732a76405485dbabab7aaf615d/FLAGe18a0d404 [2019-11-26 16:31:43,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c5b6db1/cad30f732a76405485dbabab7aaf615d [2019-11-26 16:31:43,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:43,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:43,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:43,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:43,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:43,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:43" (1/1) ... [2019-11-26 16:31:43,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a4f9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:43, skipping insertion in model container [2019-11-26 16:31:43,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:43" (1/1) ... [2019-11-26 16:31:43,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:43,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:44,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:44,242 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:44,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:44,459 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:44,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44 WrapperNode [2019-11-26 16:31:44,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:44,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:44,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:44,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:44,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:44,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:44,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:44,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:44,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:44" (1/1) ... [2019-11-26 16:31:44,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:44,733 INFO L168 Benchmark]: Toolchain (without parser) took 1165.69 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 16:31:44,736 INFO L168 Benchmark]: CDTParser took 1.05 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 16:31:44,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 892.73 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 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:44,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.96 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:44,747 INFO L168 Benchmark]: Boogie Preprocessor took 118.25 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 16:31:44,760 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 892.73 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 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.96 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.25 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...