./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 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/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 0.1.24-509859d [2019-11-27 16:11:02,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:02,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:02,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:02,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:02,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:02,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:02,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:02,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:02,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:02,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:02,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:02,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:02,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:02,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:02,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:02,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:02,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:02,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:02,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:02,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:02,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:02,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:02,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:02,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:02,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:02,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:02,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:02,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:02,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:02,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:02,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:02,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:02,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:02,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:02,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:02,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:02,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:02,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:02,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:02,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:02,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:02,341 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:02,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:02,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:02,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:02,349 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:02,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:02,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:02,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:02,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:02,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:02,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:02,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:02,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:02,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:02,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:02,358 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:02,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:02,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:02,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:02,359 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:02,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:02,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:02,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:02,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:02,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:02,361 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:02,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:02,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:02,363 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 [2019-11-27 16:11:02,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:02,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:02,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:02,943 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:02,945 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:02,948 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_overflow.i [2019-11-27 16:11:03,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a65183f9/6197fb164dc8466dad2e719bf11ed481/FLAG8226b1b88 [2019-11-27 16:11:04,312 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:04,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_overflow.i [2019-11-27 16:11:04,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a65183f9/6197fb164dc8466dad2e719bf11ed481/FLAG8226b1b88 [2019-11-27 16:11:04,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a65183f9/6197fb164dc8466dad2e719bf11ed481 [2019-11-27 16:11:04,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:04,793 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:04,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:04,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:04,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:04,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:04" (1/1) ... [2019-11-27 16:11:04,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:04, skipping insertion in model container [2019-11-27 16:11:04,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:04" (1/1) ... [2019-11-27 16:11:04,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:04,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:05,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:05,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:06,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:06,362 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:06,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06 WrapperNode [2019-11-27 16:11:06,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:06,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:06,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:06,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:06,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:06,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:06,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:06,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:06,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:06" (1/1) ... [2019-11-27 16:11:06,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:06,593 INFO L168 Benchmark]: Toolchain (without parser) took 1795.16 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:06,594 INFO L168 Benchmark]: CDTParser took 0.53 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 16:11:06,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1565.01 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:06,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.88 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:06,602 INFO L168 Benchmark]: Boogie Preprocessor took 78.08 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:06,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1565.01 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.88 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.08 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 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 0.1.24-509859d [2019-11-27 16:11:10,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:10,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:10,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:10,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:10,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:10,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:10,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:10,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:10,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:10,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:10,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:10,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:10,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:10,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:10,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:10,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:10,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:10,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:10,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:10,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:10,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:10,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:10,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:10,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:10,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:10,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:10,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:10,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:10,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:10,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:10,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:10,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:10,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:10,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:10,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:10,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:10,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:10,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:10,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:10,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:10,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:10,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:10,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:10,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:10,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:10,566 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:10,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:10,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:10,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:10,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:10,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:10,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:10,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:10,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:10,574 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:10,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:10,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:10,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:10,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:10,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:10,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:10,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:10,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:10,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:10,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:10,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:10,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:10,581 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:10,582 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:10,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:10,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:10,587 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 [2019-11-27 16:11:11,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:11,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:11,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:11,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:11,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:11,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_overflow.i [2019-11-27 16:11:11,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52cf90c89/f5f1818ca8aa435cb9bde84cc21d0b10/FLAGb9e0843ef [2019-11-27 16:11:12,638 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:12,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_overflow.i [2019-11-27 16:11:12,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52cf90c89/f5f1818ca8aa435cb9bde84cc21d0b10/FLAGb9e0843ef [2019-11-27 16:11:13,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52cf90c89/f5f1818ca8aa435cb9bde84cc21d0b10 [2019-11-27 16:11:13,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:13,204 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:13,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:13,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:13,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:13,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:13" (1/1) ... [2019-11-27 16:11:13,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:13, skipping insertion in model container [2019-11-27 16:11:13,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:13" (1/1) ... [2019-11-27 16:11:13,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:13,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:14,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:14,450 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:14,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:14,844 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:14,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14 WrapperNode [2019-11-27 16:11:14,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:14,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:14,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:14,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:14,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:14,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:14,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:14,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:14,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:15,061 INFO L168 Benchmark]: Toolchain (without parser) took 1849.56 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 962.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:15,062 INFO L168 Benchmark]: CDTParser took 0.36 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 16:11:15,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1636.45 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 962.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:15,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.88 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:15,069 INFO L168 Benchmark]: Boogie Preprocessor took 75.69 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:15,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1636.45 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 962.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.88 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.69 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 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...