./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 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/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-da95e15 [2019-11-27 09:52:34,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:34,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:34,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:34,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:34,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:34,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:34,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:34,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:34,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:34,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:34,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:34,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:34,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:34,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:34,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:34,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:34,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:34,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:34,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:34,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:34,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:34,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:34,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:34,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:34,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:34,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:34,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:34,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:34,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:34,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:34,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:34,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:34,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:34,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:34,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:34,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:34,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:34,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:34,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:34,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:34,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:34,480 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:34,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:34,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:34,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:34,489 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:34,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:34,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:34,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:34,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:34,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:34,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:34,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:34,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:34,495 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:34,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:34,498 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:34,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:34,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:34,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:34,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:34,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:34,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:34,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:34,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:34,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:34,504 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:34,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:34,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:34,506 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 09:52:35,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:35,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:35,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:35,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:35,141 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:35,143 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/watermelon.c [2019-11-27 09:52:35,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b180f2a/130b05bd585646c7b0765789de024227/FLAG5ef8d4237 [2019-11-27 09:52:36,393 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:36,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/watermelon.c [2019-11-27 09:52:36,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b180f2a/130b05bd585646c7b0765789de024227/FLAG5ef8d4237 [2019-11-27 09:52:36,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b180f2a/130b05bd585646c7b0765789de024227 [2019-11-27 09:52:36,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:36,480 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:36,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:36,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:36,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:36,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:36" (1/1) ... [2019-11-27 09:52:36,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:36, skipping insertion in model container [2019-11-27 09:52:36,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:36" (1/1) ... [2019-11-27 09:52:36,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:36,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:37,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:37,086 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:37,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:37,192 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:37,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37 WrapperNode [2019-11-27 09:52:37,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:37,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:37,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:37,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:37,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:37,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:37,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:37,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:37,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:37" (1/1) ... [2019-11-27 09:52:37,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:37,495 INFO L168 Benchmark]: Toolchain (without parser) took 1005.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:37,497 INFO L168 Benchmark]: CDTParser took 1.87 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 09:52:37,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.17 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:37,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:37,507 INFO L168 Benchmark]: Boogie Preprocessor took 79.74 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:37,520 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.87 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 706.17 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.74 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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-da95e15 [2019-11-27 09:52:41,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:41,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:41,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:41,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:41,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:41,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:41,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:41,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:41,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:41,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:41,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:41,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:41,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:41,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:41,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:41,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:41,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:41,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:41,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:41,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:41,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:41,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:41,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:41,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:41,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:41,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:41,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:41,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:41,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:41,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:41,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:41,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:41,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:41,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:41,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:41,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:41,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:41,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:41,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:41,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:41,744 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:41,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:41,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:41,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:41,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:41,795 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:41,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:41,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:41,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:41,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:41,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:41,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:41,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:41,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:41,801 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:41,804 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:41,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:41,805 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:41,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:41,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:41,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:41,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:41,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:41,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:41,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:41,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:41,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:41,811 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:41,811 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:41,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:41,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:41,813 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 09:52:42,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:42,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:42,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:42,458 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:42,460 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:42,462 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/watermelon.c [2019-11-27 09:52:42,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc395654/a8ffde5ce64d4693a6aa75d747132075/FLAG771fba84e [2019-11-27 09:52:43,720 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:43,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/watermelon.c [2019-11-27 09:52:43,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc395654/a8ffde5ce64d4693a6aa75d747132075/FLAG771fba84e [2019-11-27 09:52:43,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc395654/a8ffde5ce64d4693a6aa75d747132075 [2019-11-27 09:52:43,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:43,800 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:43,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:43,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:43,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:43,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:43" (1/1) ... [2019-11-27 09:52:43,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:43, skipping insertion in model container [2019-11-27 09:52:43,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:43" (1/1) ... [2019-11-27 09:52:43,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:43,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:44,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:44,385 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:44,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:44,481 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:44,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44 WrapperNode [2019-11-27 09:52:44,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:44,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:44,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:44,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:44,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:44,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:44,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:44,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:44,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:44" (1/1) ... [2019-11-27 09:52:44,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:44,755 INFO L168 Benchmark]: Toolchain (without parser) took 956.97 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 09:52:44,756 INFO L168 Benchmark]: CDTParser took 2.92 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 09:52:44,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.12 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:44,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:44,761 INFO L168 Benchmark]: Boogie Preprocessor took 65.03 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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 09:52:44,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 679.12 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 192.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.03 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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...