./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/sanfoundry_27_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-examples/sanfoundry_27_ground.i -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 515b4e0b782a756c807102aa9580ed2099a9343c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-examples/sanfoundry_27_ground.i -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 515b4e0b782a756c807102aa9580ed2099a9343c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:37:23,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:37:23,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:37:23,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:37:23,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:37:23,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:37:23,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:37:23,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:37:23,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:37:23,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:37:23,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:37:23,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:37:23,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:37:23,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:37:23,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:37:23,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:37:23,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:37:23,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:37:23,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:37:23,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:37:23,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:37:23,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:37:23,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:37:23,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:37:23,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:37:23,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:37:23,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:37:23,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:37:23,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:37:23,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:37:23,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:37:23,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:37:23,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:37:23,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:37:23,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:37:23,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:37:23,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:37:23,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:37:23,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:37:23,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:37:23,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:37:23,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:37:23,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:37:23,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:37:23,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:37:23,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:37:23,461 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:37:23,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:37:23,463 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:37:23,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:37:23,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:37:23,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:37:23,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:37:23,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:37:23,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:37:23,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:37:23,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:37:23,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:37:23,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:37:23,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:37:23,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:37:23,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:37:23,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:37:23,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:37:23,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:37:23,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:37:23,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:37:23,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:37:23,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:37:23,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:37:23,479 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 -> 515b4e0b782a756c807102aa9580ed2099a9343c [2019-11-27 15:37:24,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:37:24,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:37:24,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:37:24,054 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:37:24,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:37:24,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2019-11-27 15:37:24,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f049683/30a434fd2bb147bfafdd923dbeaa5515/FLAGeea533444 [2019-11-27 15:37:25,274 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:37:25,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2019-11-27 15:37:25,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f049683/30a434fd2bb147bfafdd923dbeaa5515/FLAGeea533444 [2019-11-27 15:37:25,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f049683/30a434fd2bb147bfafdd923dbeaa5515 [2019-11-27 15:37:25,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:37:25,344 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:37:25,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:25,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:37:25,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:37:25,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:25,371 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 03:37:25, skipping insertion in model container [2019-11-27 15:37:25,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:25,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:37:25,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:37:25,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:25,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:37:25,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:25,982 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:37:25,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25 WrapperNode [2019-11-27 15:37:25,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:25,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:25,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:37:25,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:37:26,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:26,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:37:26,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:37:26,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:37:26,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:26,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:37:26,250 INFO L168 Benchmark]: Toolchain (without parser) took 899.03 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. [2019-11-27 15:37:26,252 INFO L168 Benchmark]: CDTParser took 0.42 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 15:37:26,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.03 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 15:37:26,271 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.53 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:26,276 INFO L168 Benchmark]: Boogie Preprocessor took 66.37 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. [2019-11-27 15:37:26,285 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 634.03 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 182.53 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.37 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:37:30,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:37:30,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:37:30,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:37:30,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:37:30,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:37:30,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:37:30,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:37:30,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:37:30,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:37:30,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:37:30,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:37:30,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:37:30,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:37:30,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:37:30,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:37:30,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:37:30,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:37:30,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:37:30,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:37:30,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:37:30,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:37:30,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:37:30,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:37:30,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:37:30,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:37:30,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:37:30,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:37:30,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:37:30,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:37:30,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:37:30,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:37:30,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:37:30,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:37:30,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:37:30,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:37:30,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:37:30,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:37:30,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:37:30,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:37:30,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:37:30,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:37:30,360 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:37:30,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:37:30,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:37:30,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:37:30,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:37:30,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:37:30,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:37:30,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:37:30,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:37:30,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:37:30,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:37:30,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:37:30,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:37:30,375 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:37:30,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:37:30,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:37:30,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:37:30,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:37:30,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:37:30,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:37:30,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:37:30,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:37:30,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:37:30,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:37:30,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:37:30,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:37:30,385 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:37:30,385 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:37:30,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:37:30,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:37:30,387 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 -> 515b4e0b782a756c807102aa9580ed2099a9343c [2019-11-27 15:37:30,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:37:30,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:37:30,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:37:30,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:37:30,970 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:37:30,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2019-11-27 15:37:31,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abeec6130/7acd67e2793345baa704a41bfdc795b8/FLAG911f66d8b [2019-11-27 15:37:32,186 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:37:32,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2019-11-27 15:37:32,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abeec6130/7acd67e2793345baa704a41bfdc795b8/FLAG911f66d8b [2019-11-27 15:37:32,242 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abeec6130/7acd67e2793345baa704a41bfdc795b8 [2019-11-27 15:37:32,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:37:32,258 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:37:32,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:32,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:37:32,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:37:32,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:32" (1/1) ... [2019-11-27 15:37:32,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:32, skipping insertion in model container [2019-11-27 15:37:32,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:32" (1/1) ... [2019-11-27 15:37:32,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:37:32,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:37:32,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:32,859 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:37:32,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:33,063 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:37:33,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33 WrapperNode [2019-11-27 15:37:33,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:33,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:33,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:37:33,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:37:33,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:33,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:37:33,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:37:33,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:37:33,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:37:33,266 INFO L168 Benchmark]: Toolchain (without parser) took 1005.29 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. [2019-11-27 15:37:33,269 INFO L168 Benchmark]: CDTParser took 2.78 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 15:37:33,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 800.22 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. [2019-11-27 15:37:33,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.59 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 15:37:33,285 INFO L168 Benchmark]: Boogie Preprocessor took 83.68 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. [2019-11-27 15:37:33,296 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.78 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 800.22 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 109.59 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. * Boogie Preprocessor took 83.68 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...