./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/array-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/array-2.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 12bc5db9e359efdba093db73cc34fe7f7123f461 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-2.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 12bc5db9e359efdba093db73cc34fe7f7123f461 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:09:18,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:09:18,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:09:18,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:09:18,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:09:18,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:09:18,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:09:18,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:09:18,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:09:18,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:09:18,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:09:18,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:09:18,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:09:18,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:09:18,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:09:18,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:09:18,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:09:18,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:09:18,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:09:18,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:09:18,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:09:18,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:09:18,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:09:18,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:09:18,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:09:18,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:09:18,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:09:18,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:09:18,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:09:18,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:09:18,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:09:18,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:09:18,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:09:18,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:09:18,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:09:18,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:09:18,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:09:18,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:09:18,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:09:18,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:09:18,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:09:18,646 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:09:18,683 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:09:18,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:09:18,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:09:18,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:09:18,691 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:09:18,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:09:18,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:09:18,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:09:18,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:09:18,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:09:18,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:09:18,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:09:18,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:09:18,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:09:18,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:09:18,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:09:18,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:09:18,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:09:18,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:09:18,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:09:18,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:09:18,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:09:18,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:09:18,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:09:18,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:09:18,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:09:18,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:09:18,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:09:18,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:09:18,707 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 -> 12bc5db9e359efdba093db73cc34fe7f7123f461 [2019-11-24 21:09:19,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:09:19,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:09:19,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:09:19,324 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:09:19,326 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:09:19,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/array-2.c [2019-11-24 21:09:19,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fc8003af/8bf299c3b14d43b5aaa7b644c7e3e785/FLAG70f3664fa [2019-11-24 21:09:20,511 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:09:20,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/array-2.c [2019-11-24 21:09:20,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fc8003af/8bf299c3b14d43b5aaa7b644c7e3e785/FLAG70f3664fa [2019-11-24 21:09:20,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fc8003af/8bf299c3b14d43b5aaa7b644c7e3e785 [2019-11-24 21:09:20,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:09:20,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:09:20,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:20,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:09:20,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:09:20,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:20" (1/1) ... [2019-11-24 21:09:20,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:20, skipping insertion in model container [2019-11-24 21:09:20,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:20" (1/1) ... [2019-11-24 21:09:20,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:09:20,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:09:21,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:21,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:09:21,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:21,297 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:09:21,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21 WrapperNode [2019-11-24 21:09:21,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:21,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:21,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:09:21,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:09:21,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:21,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:09:21,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:09:21,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:09:21,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:09:21,465 INFO L168 Benchmark]: Toolchain (without parser) took 883.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 21:09:21,467 INFO L168 Benchmark]: CDTParser took 2.05 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. [2019-11-24 21:09:21,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:09:21,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.64 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. [2019-11-24 21:09:21,482 INFO L168 Benchmark]: Boogie Preprocessor took 72.47 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. [2019-11-24 21:09:21,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 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 718.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 82.64 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. * Boogie Preprocessor took 72.47 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 0.1.24-32f2683 [2019-11-24 21:09:25,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:09:25,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:09:25,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:09:25,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:09:25,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:09:25,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:09:25,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:09:25,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:09:25,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:09:25,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:09:25,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:09:25,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:09:25,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:09:25,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:09:25,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:09:25,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:09:25,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:09:25,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:09:25,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:09:25,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:09:25,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:09:25,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:09:25,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:09:25,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:09:25,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:09:25,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:09:25,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:09:25,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:09:25,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:09:25,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:09:25,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:09:25,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:09:25,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:09:25,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:09:25,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:09:25,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:09:25,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:09:25,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:09:25,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:09:25,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:09:25,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:09:25,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:09:25,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:09:25,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:09:25,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:09:25,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:09:25,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:09:25,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:09:25,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:09:25,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:09:25,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:09:25,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:09:25,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:09:25,558 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:09:25,558 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:09:25,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:09:25,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:09:25,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:09:25,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:09:25,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:09:25,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:09:25,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:09:25,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:09:25,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:09:25,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:09:25,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:09:25,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:09:25,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:09:25,567 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:09:25,567 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:09:25,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:09:25,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:09:25,570 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 -> 12bc5db9e359efdba093db73cc34fe7f7123f461 [2019-11-24 21:09:26,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:09:26,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:09:26,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:09:26,142 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:09:26,147 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:09:26,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/array-2.c [2019-11-24 21:09:26,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75fb9c415/6369e260d61247e793cea79fbed44639/FLAGbc5119c65 [2019-11-24 21:09:27,335 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:09:27,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/array-2.c [2019-11-24 21:09:27,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75fb9c415/6369e260d61247e793cea79fbed44639/FLAGbc5119c65 [2019-11-24 21:09:27,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75fb9c415/6369e260d61247e793cea79fbed44639 [2019-11-24 21:09:27,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:09:27,400 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:09:27,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:27,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:09:27,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:09:27,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:27" (1/1) ... [2019-11-24 21:09:27,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:27, skipping insertion in model container [2019-11-24 21:09:27,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:27" (1/1) ... [2019-11-24 21:09:27,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:09:27,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:09:27,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:27,932 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:09:27,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:28,108 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:09:28,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28 WrapperNode [2019-11-24 21:09:28,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:28,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:28,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:09:28,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:09:28,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:28,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:09:28,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:09:28,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:09:28,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:28,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:09:28,338 INFO L168 Benchmark]: Toolchain (without parser) took 932.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:09:28,339 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 21:09:28,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:09:28,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.33 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. [2019-11-24 21:09:28,349 INFO L168 Benchmark]: Boogie Preprocessor took 105.48 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. [2019-11-24 21:09:28,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 714.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.33 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 105.48 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...