./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/compact.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops/compact.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 b0072accc4a1539c47a12fc2f994400e0f1f9dec ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/compact.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 b0072accc4a1539c47a12fc2f994400e0f1f9dec ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:50:35,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:35,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:35,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:35,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:35,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:35,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:35,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:35,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:35,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:35,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:35,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:35,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:35,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:35,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:35,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:35,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:35,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:35,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:35,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:35,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:35,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:35,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:35,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:35,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:35,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:35,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:35,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:35,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:35,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:35,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:35,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:35,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:35,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:35,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:35,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:35,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:35,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:35,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:35,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:35,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:35,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:35,567 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:35,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:35,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:35,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:35,575 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:35,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:35,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:35,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:35,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:35,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:35,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:35,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:35,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:35,583 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:35,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:35,584 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:35,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:35,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:35,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:35,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:35,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:35,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:35,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:35,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:35,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:35,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:35,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:35,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:35,591 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 -> b0072accc4a1539c47a12fc2f994400e0f1f9dec [2019-11-27 09:50:36,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:36,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:36,208 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:36,213 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:36,213 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:36,214 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/compact.c [2019-11-27 09:50:36,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23da31b62/9cb04d20a41f4b5d9caefdcc6ade3263/FLAGd1efc5a0f [2019-11-27 09:50:37,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:37,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/compact.c [2019-11-27 09:50:37,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23da31b62/9cb04d20a41f4b5d9caefdcc6ade3263/FLAGd1efc5a0f [2019-11-27 09:50:37,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23da31b62/9cb04d20a41f4b5d9caefdcc6ade3263 [2019-11-27 09:50:37,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:37,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:37,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:37,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:37,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:37,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:37,593 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 09:50:37, skipping insertion in model container [2019-11-27 09:50:37,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:37,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:37,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:38,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:38,136 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:38,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:38,349 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:38,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38 WrapperNode [2019-11-27 09:50:38,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:38,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:38,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:38,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:38,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:38,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:38,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:38,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:38,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:38,553 INFO L168 Benchmark]: Toolchain (without parser) took 982.22 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:38,554 INFO L168 Benchmark]: CDTParser took 1.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:38,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.1 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:38,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.67 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:38,564 INFO L168 Benchmark]: Boogie Preprocessor took 86.04 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:38,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 784.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.1 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 97.67 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.04 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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-da95e15 [2019-11-27 09:50:42,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:42,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:42,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:42,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:42,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:42,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:42,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:42,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:42,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:42,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:42,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:42,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:42,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:42,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:42,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:42,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:42,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:42,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:42,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:42,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:42,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:42,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:42,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:42,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:42,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:42,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:42,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:42,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:42,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:42,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:42,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:42,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:42,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:42,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:42,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:42,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:42,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:42,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:42,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:42,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:42,827 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:42,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:42,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:42,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:42,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:42,876 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:42,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:42,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:42,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:42,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:42,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:42,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:42,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:42,883 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:42,883 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:42,884 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:42,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:42,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:42,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:42,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:42,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:42,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:42,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:42,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:42,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:42,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:42,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:42,894 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:42,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:42,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:42,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:42,896 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 -> b0072accc4a1539c47a12fc2f994400e0f1f9dec [2019-11-27 09:50:43,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:43,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:43,564 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:43,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:43,570 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:43,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/compact.c [2019-11-27 09:50:43,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0c3061a1/7b9403b631e14d2db3c321de8fa7127d/FLAGeef875c9a [2019-11-27 09:50:44,841 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:44,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/compact.c [2019-11-27 09:50:44,857 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0c3061a1/7b9403b631e14d2db3c321de8fa7127d/FLAGeef875c9a [2019-11-27 09:50:44,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0c3061a1/7b9403b631e14d2db3c321de8fa7127d [2019-11-27 09:50:44,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:44,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:44,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:44,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:44,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:44,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:44" (1/1) ... [2019-11-27 09:50:44,933 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 09:50:44, skipping insertion in model container [2019-11-27 09:50:44,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:44" (1/1) ... [2019-11-27 09:50:44,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:44,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:45,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:45,458 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:45,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:45,677 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:45,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45 WrapperNode [2019-11-27 09:50:45,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:45,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:45,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:45,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:45,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:45,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:45,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:45,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:45,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:45,901 INFO L168 Benchmark]: Toolchain (without parser) took 987.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:45,907 INFO L168 Benchmark]: CDTParser took 1.07 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:45,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.92 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: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:45,914 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.45 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:45,920 INFO L168 Benchmark]: Boogie Preprocessor took 106.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:45,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 767.92 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: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.45 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 106.80 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...