./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test_overflow.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/ldv-regression/test_overflow.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8f9d6dff962c1f511785f72ad5dc5ece1495e04 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/ldv-regression/test_overflow.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8f9d6dff962c1f511785f72ad5dc5ece1495e04 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:12,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:12,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:12,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:12,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:12,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:12,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:12,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:12,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:12,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:12,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:12,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:12,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:12,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:12,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:12,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:12,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:12,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:12,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:12,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:12,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:12,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:12,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:12,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:12,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:12,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:12,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:12,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:12,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:12,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:12,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:12,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:12,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:12,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:12,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:12,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:12,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:12,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:12,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:12,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:12,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:12,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:12,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:12,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:12,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:12,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:12,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:12,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:12,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:12,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:12,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:12,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:12,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:12,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:12,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:12,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:12,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:12,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:12,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:12,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:12,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:12,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:12,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:12,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:12,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:12,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:12,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:12,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:12,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:12,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:12,652 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 -> c8f9d6dff962c1f511785f72ad5dc5ece1495e04 [2019-11-25 22:54:13,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:13,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:13,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:13,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:13,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:13,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_overflow.i [2019-11-25 22:54:13,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59e12cee/70c6fffa46d54ba3a9accac02b9e2ffc/FLAGf73eff815 [2019-11-25 22:54:14,660 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:14,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_overflow.i [2019-11-25 22:54:14,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59e12cee/70c6fffa46d54ba3a9accac02b9e2ffc/FLAGf73eff815 [2019-11-25 22:54:14,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59e12cee/70c6fffa46d54ba3a9accac02b9e2ffc [2019-11-25 22:54:14,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:14,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:14,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:14,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:14,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:14,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:14" (1/1) ... [2019-11-25 22:54:14,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:14, skipping insertion in model container [2019-11-25 22:54:14,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:14" (1/1) ... [2019-11-25 22:54:14,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:14,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:15,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:15,924 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:16,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:16,308 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:16,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16 WrapperNode [2019-11-25 22:54:16,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:16,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:16,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:16,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:16,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:16,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:16,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:16,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:16,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:16" (1/1) ... [2019-11-25 22:54:16,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:16,524 INFO L168 Benchmark]: Toolchain (without parser) took 1763.67 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:16,533 INFO L168 Benchmark]: CDTParser took 1.93 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. [2019-11-25 22:54:16,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1554.17 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:16,540 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.27 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:16,543 INFO L168 Benchmark]: Boogie Preprocessor took 62.21 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:16,553 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.93 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 1554.17 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.27 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 62.21 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:20,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:20,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:20,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:20,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:20,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:20,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:20,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:20,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:20,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:20,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:20,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:20,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:20,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:20,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:20,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:20,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:20,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:20,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:20,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:20,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:20,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:20,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:20,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:20,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:20,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:20,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:20,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:20,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:20,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:20,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:20,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:20,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:20,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:20,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:20,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:20,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:20,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:20,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:20,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:20,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:20,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:20,827 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:20,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:20,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:20,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:20,836 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:20,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:20,837 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:20,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:20,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:20,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:20,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:20,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:20,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:20,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:20,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:20,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:20,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:20,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:20,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:20,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:20,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:20,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:20,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:20,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:20,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:20,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:20,849 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:20,849 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:20,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:20,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:20,853 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 -> c8f9d6dff962c1f511785f72ad5dc5ece1495e04 [2019-11-25 22:54:21,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:21,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:21,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:21,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:21,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:21,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_overflow.i [2019-11-25 22:54:21,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74295ffb7/2aee81e388c64bbaaf46f80834c355b9/FLAG55d4eb255 [2019-11-25 22:54:22,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:22,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_overflow.i [2019-11-25 22:54:22,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74295ffb7/2aee81e388c64bbaaf46f80834c355b9/FLAG55d4eb255 [2019-11-25 22:54:23,027 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74295ffb7/2aee81e388c64bbaaf46f80834c355b9 [2019-11-25 22:54:23,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:23,045 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:23,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:23,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:23,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:23,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:23" (1/1) ... [2019-11-25 22:54:23,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:23, skipping insertion in model container [2019-11-25 22:54:23,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:23" (1/1) ... [2019-11-25 22:54:23,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:23,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:24,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:24,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:24,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:24,611 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:24,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24 WrapperNode [2019-11-25 22:54:24,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:24,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:24,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:24,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:24,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:24,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:24,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:24,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:24,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:24,881 INFO L168 Benchmark]: Toolchain (without parser) took 1832.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 945.3 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:24,882 INFO L168 Benchmark]: CDTParser took 2.00 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. [2019-11-25 22:54:24,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1571.22 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 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:24,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.39 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:24,889 INFO L168 Benchmark]: Boogie Preprocessor took 98.13 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:24,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 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 1571.22 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 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.39 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.13 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.3 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...