./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/watermelon.c --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/loops-crafted-1/watermelon.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2428ba6436174809642f9ef3ca3590bb6b0a6f89 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops-crafted-1/watermelon.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2428ba6436174809642f9ef3ca3590bb6b0a6f89 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:14:22,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:22,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:22,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:22,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:22,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:22,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:22,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:22,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:22,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:22,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:22,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:22,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:22,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:22,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:22,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:22,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:22,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:22,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:22,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:22,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:22,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:22,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:22,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:22,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:22,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:22,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:22,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:22,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:22,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:22,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:22,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:22,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:22,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:22,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:22,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:22,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:22,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:22,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:22,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:22,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:22,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:14:22,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:22,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:22,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:22,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:22,658 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:22,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:22,659 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:22,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:14:22,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:22,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:22,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:22,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:22,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:22,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:22,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:22,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:22,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:22,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:22,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:22,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:22,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:22,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:22,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:22,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:22,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:22,670 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:14:22,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:14:22,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:22,671 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 -> 2428ba6436174809642f9ef3ca3590bb6b0a6f89 [2019-11-27 16:14:23,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:23,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:23,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:23,301 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:23,301 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:23,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/watermelon.c [2019-11-27 16:14:23,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f44e09ab/f0757a7ba8474feb84717d38001ee73f/FLAG8d6363b07 [2019-11-27 16:14:24,518 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:24,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/watermelon.c [2019-11-27 16:14:24,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f44e09ab/f0757a7ba8474feb84717d38001ee73f/FLAG8d6363b07 [2019-11-27 16:14:24,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f44e09ab/f0757a7ba8474feb84717d38001ee73f [2019-11-27 16:14:24,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:24,584 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:24,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:24,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:24,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:24,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:24" (1/1) ... [2019-11-27 16:14:24,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:24, skipping insertion in model container [2019-11-27 16:14:24,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:24" (1/1) ... [2019-11-27 16:14:24,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:24,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:25,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:25,078 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:25,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:25,149 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:25,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25 WrapperNode [2019-11-27 16:14:25,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:25,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:25,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:25,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:25,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:25,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:25,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:25,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:25,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:25" (1/1) ... [2019-11-27 16:14:25,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:25,386 INFO L168 Benchmark]: Toolchain (without parser) took 785.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.9 MB in the end (delta: -36.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:25,388 INFO L168 Benchmark]: CDTParser took 0.31 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 16:14:25,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.91 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:25,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:25,396 INFO L168 Benchmark]: Boogie Preprocessor took 64.90 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:25,407 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 564.91 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 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 148.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.90 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 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 16:14:29,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:29,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:29,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:29,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:29,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:29,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:29,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:29,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:29,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:29,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:29,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:29,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:29,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:29,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:29,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:29,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:29,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:29,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:29,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:29,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:29,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:29,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:29,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:29,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:29,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:29,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:29,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:29,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:29,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:29,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:29,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:29,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:29,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:29,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:29,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:29,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:29,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:29,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:29,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:29,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:29,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:14:29,708 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:29,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:29,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:29,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:29,716 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:29,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:29,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:29,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:29,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:29,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:29,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:29,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:29,721 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:14:29,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:14:29,723 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:29,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:29,723 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:29,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:29,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:29,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:29,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:29,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:29,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:29,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:29,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:29,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:29,731 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:14:29,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:14:29,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:29,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:14:29,735 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 -> 2428ba6436174809642f9ef3ca3590bb6b0a6f89 [2019-11-27 16:14:30,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:30,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:30,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:30,404 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:30,407 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:30,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/watermelon.c [2019-11-27 16:14:30,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20457c067/cda32cf2b2eb43d89815003b9fdddeed/FLAG003373ca2 [2019-11-27 16:14:31,603 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:31,604 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/watermelon.c [2019-11-27 16:14:31,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20457c067/cda32cf2b2eb43d89815003b9fdddeed/FLAG003373ca2 [2019-11-27 16:14:31,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20457c067/cda32cf2b2eb43d89815003b9fdddeed [2019-11-27 16:14:31,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:31,676 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:31,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:31,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:31,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:31,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:31" (1/1) ... [2019-11-27 16:14:31,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3225affb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:31, skipping insertion in model container [2019-11-27 16:14:31,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:31" (1/1) ... [2019-11-27 16:14:31,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:31,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:32,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:32,245 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:32,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:32,337 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:32,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32 WrapperNode [2019-11-27 16:14:32,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:32,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:32,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:32,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:32,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:32,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:32,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:32,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:32,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:32" (1/1) ... [2019-11-27 16:14:32,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:32,619 INFO L168 Benchmark]: Toolchain (without parser) took 940.26 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 16:14:32,621 INFO L168 Benchmark]: CDTParser took 0.33 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 16:14:32,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.28 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 16:14:32,629 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.89 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 16:14:32,631 INFO L168 Benchmark]: Boogie Preprocessor took 82.55 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 16:14:32,642 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 658.28 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 175.89 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 82.55 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...