./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/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-da95e15 [2019-11-27 09:15:34,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:15:34,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:15:34,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:15:34,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:15:34,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:15:34,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:15:34,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:15:34,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:15:34,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:15:34,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:15:34,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:15:34,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:15:34,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:15:34,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:15:34,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:15:34,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:15:34,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:15:34,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:15:34,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:15:34,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:15:34,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:15:34,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:15:34,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:15:34,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:15:34,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:15:34,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:15:34,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:15:34,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:15:34,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:15:34,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:15:34,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:15:34,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:15:34,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:15:34,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:15:34,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:15:34,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:15:34,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:15:34,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:15:34,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:15:34,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:15:34,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:15:34,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:15:34,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:15:34,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:15:34,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:15:34,473 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:15:34,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:15:34,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:15:34,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:15:34,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:15:34,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:15:34,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:15:34,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:15:34,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:15:34,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:15:34,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:15:34,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:15:34,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:15:34,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:15:34,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:15:34,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:15:34,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:15:34,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:15:34,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:15:34,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:15:34,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:15:34,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:15:34,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:15:34,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:15:34,490 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 09:15:35,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:15:35,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:15:35,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:15:35,151 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:15:35,152 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:15:35,157 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2019-11-27 09:15:35,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd4bbfe41/7ac7aebd8fbe479696030c23b511b027/FLAG87f303703 [2019-11-27 09:15:36,386 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:15:36,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2019-11-27 09:15:36,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd4bbfe41/7ac7aebd8fbe479696030c23b511b027/FLAG87f303703 [2019-11-27 09:15:36,445 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd4bbfe41/7ac7aebd8fbe479696030c23b511b027 [2019-11-27 09:15:36,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:15:36,458 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:15:36,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:36,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:15:36,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:15:36,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:36" (1/1) ... [2019-11-27 09:15:36,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:36, skipping insertion in model container [2019-11-27 09:15:36,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:36" (1/1) ... [2019-11-27 09:15:36,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:15:36,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:15:37,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:37,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:15:37,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:37,081 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:15:37,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37 WrapperNode [2019-11-27 09:15:37,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:37,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:37,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:15:37,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:15:37,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:37,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:15:37,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:15:37,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:15:37,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:15:37,355 INFO L168 Benchmark]: Toolchain (without parser) took 881.69 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. [2019-11-27 09:15:37,357 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:37,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.22 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:37,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.51 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 09:15:37,366 INFO L168 Benchmark]: Boogie Preprocessor took 66.26 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 09:15:37,380 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 621.22 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 179.51 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 66.26 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-da95e15 [2019-11-27 09:15:41,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:15:41,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:15:41,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:15:41,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:15:41,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:15:41,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:15:41,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:15:41,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:15:41,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:15:41,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:15:41,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:15:41,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:15:41,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:15:41,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:15:41,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:15:41,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:15:41,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:15:41,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:15:41,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:15:41,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:15:41,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:15:41,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:15:41,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:15:41,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:15:41,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:15:41,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:15:41,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:15:41,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:15:41,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:15:41,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:15:41,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:15:41,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:15:41,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:15:41,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:15:41,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:15:41,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:15:41,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:15:41,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:15:41,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:15:41,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:15:41,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:15:41,456 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:15:41,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:15:41,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:15:41,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:15:41,463 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:15:41,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:15:41,464 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:15:41,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:15:41,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:15:41,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:15:41,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:15:41,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:15:41,471 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:15:41,472 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:15:41,472 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:15:41,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:15:41,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:15:41,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:15:41,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:15:41,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:15:41,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:15:41,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:15:41,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:15:41,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:15:41,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:15:41,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:15:41,479 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:15:41,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:15:41,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:15:41,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:15:41,481 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 09:15:42,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:15:42,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:15:42,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:15:42,126 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:15:42,126 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:15:42,128 INFO L428 ainManager$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 09:15:42,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7767ee769/878865d08f3341dcb4536bea8717f8e4/FLAG900b4a804 [2019-11-27 09:15:43,334 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:15:43,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2019-11-27 09:15:43,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7767ee769/878865d08f3341dcb4536bea8717f8e4/FLAG900b4a804 [2019-11-27 09:15:43,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7767ee769/878865d08f3341dcb4536bea8717f8e4 [2019-11-27 09:15:43,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:15:43,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:15:43,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:43,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:15:43,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:15:43,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:43" (1/1) ... [2019-11-27 09:15:43,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fc55fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:43, skipping insertion in model container [2019-11-27 09:15:43,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:43" (1/1) ... [2019-11-27 09:15:43,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:15:43,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:15:43,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:43,996 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:15:44,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:44,259 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:15:44,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44 WrapperNode [2019-11-27 09:15:44,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:44,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:44,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:15:44,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:15:44,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:44,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:15:44,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:15:44,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:15:44,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:15:44,468 INFO L168 Benchmark]: Toolchain (without parser) took 1064.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.1 MB in the end (delta: -25.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:44,473 INFO L168 Benchmark]: CDTParser took 2.83 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:44,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 852.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.8 MB in the end (delta: -30.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:44,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.17 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 09:15:44,482 INFO L168 Benchmark]: Boogie Preprocessor took 108.44 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:44,496 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 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 852.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.8 MB in the end (delta: -30.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.17 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.44 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...