./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-lopstr16/single_elem_safe.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-lopstr16/single_elem_safe.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 2ed5365b2d83561bd2cd6d75e2aac27ccc465829 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-lopstr16/single_elem_safe.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 2ed5365b2d83561bd2cd6d75e2aac27ccc465829 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:39:45,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:45,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:45,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:45,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:45,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:45,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:45,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:45,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:45,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:45,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:45,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:45,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:45,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:45,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:45,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:45,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:45,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:45,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:45,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:45,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:45,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:45,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:45,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:45,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:45,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:45,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:45,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:45,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:45,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:45,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:45,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:45,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:45,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:45,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:45,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:45,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:45,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:45,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:45,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:45,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:45,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:39:45,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:45,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:45,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:45,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:45,481 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:45,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:45,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:45,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:39:45,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:45,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:45,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:45,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:45,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:45,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:45,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:45,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:45,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:45,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:45,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:45,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:45,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:45,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:45,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:45,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:45,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:45,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:39:45,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:39:45,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:45,496 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 -> 2ed5365b2d83561bd2cd6d75e2aac27ccc465829 [2019-11-27 15:39:46,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:46,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:46,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:46,092 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:46,093 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:46,097 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-lopstr16/single_elem_safe.i [2019-11-27 15:39:46,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9b534c52/0f475504555849109c982dc143d1868c/FLAGb3f665bb3 [2019-11-27 15:39:47,260 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:47,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/single_elem_safe.i [2019-11-27 15:39:47,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9b534c52/0f475504555849109c982dc143d1868c/FLAGb3f665bb3 [2019-11-27 15:39:47,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9b534c52/0f475504555849109c982dc143d1868c [2019-11-27 15:39:47,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:47,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:47,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:47,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:47,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:47,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:47" (1/1) ... [2019-11-27 15:39:47,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc750d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:47, skipping insertion in model container [2019-11-27 15:39:47,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:47" (1/1) ... [2019-11-27 15:39:47,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:47,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:47,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:47,959 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:48,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:48,142 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:48,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48 WrapperNode [2019-11-27 15:39:48,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:48,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:48,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:48,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:48,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:48,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:48,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:48,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:48,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:48" (1/1) ... [2019-11-27 15:39:48,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:48,355 INFO L168 Benchmark]: Toolchain (without parser) took 1004.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:48,357 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:48,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 807.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:48,362 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.83 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. [2019-11-27 15:39:48,366 INFO L168 Benchmark]: Boogie Preprocessor took 73.57 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. [2019-11-27 15:39:48,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 807.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.83 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. * Boogie Preprocessor took 73.57 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 0.1.24-509859d [2019-11-27 15:39:52,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:52,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:52,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:52,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:52,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:52,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:52,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:52,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:52,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:52,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:52,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:52,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:52,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:52,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:52,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:52,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:52,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:52,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:52,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:52,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:52,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:52,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:52,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:52,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:52,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:52,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:52,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:52,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:52,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:52,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:52,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:52,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:52,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:52,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:52,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:52,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:52,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:52,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:52,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:52,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:52,296 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:39:52,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:52,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:52,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:52,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:52,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:52,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:52,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:52,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:52,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:52,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:52,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:52,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:52,343 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:39:52,344 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:39:52,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:52,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:52,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:52,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:52,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:52,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:52,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:52,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:52,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:52,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:52,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:52,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:52,352 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:39:52,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:39:52,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:52,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:39:52,354 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 -> 2ed5365b2d83561bd2cd6d75e2aac27ccc465829 [2019-11-27 15:39:52,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:52,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:52,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:52,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:52,980 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:52,981 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-lopstr16/single_elem_safe.i [2019-11-27 15:39:53,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00485495b/bbdb4e64741940bc8a9632e648a53983/FLAG07127b30b [2019-11-27 15:39:54,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:54,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-lopstr16/single_elem_safe.i [2019-11-27 15:39:54,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00485495b/bbdb4e64741940bc8a9632e648a53983/FLAG07127b30b [2019-11-27 15:39:54,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00485495b/bbdb4e64741940bc8a9632e648a53983 [2019-11-27 15:39:54,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:54,455 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:54,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:54,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:54,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:54,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:54" (1/1) ... [2019-11-27 15:39:54,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58633779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:54, skipping insertion in model container [2019-11-27 15:39:54,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:54" (1/1) ... [2019-11-27 15:39:54,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:54,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:55,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:55,056 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:55,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:55,272 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:55,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55 WrapperNode [2019-11-27 15:39:55,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:55,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:55,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:55,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:55,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:55,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:55,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:55,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:55,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:55" (1/1) ... [2019-11-27 15:39:55,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:55,445 INFO L168 Benchmark]: Toolchain (without parser) took 990.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:55,446 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:55,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:55,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.59 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. [2019-11-27 15:39:55,454 INFO L168 Benchmark]: Boogie Preprocessor took 78.30 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. [2019-11-27 15:39:55,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 815.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 79.59 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 78.30 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...