./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/nested-3.c --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/loop-industry-pattern/nested-3.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 5cc43240abf98c80d290003c5624d57848fccfa1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loop-industry-pattern/nested-3.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 5cc43240abf98c80d290003c5624d57848fccfa1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:57:02,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:02,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:02,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:02,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:02,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:02,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:02,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:02,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:02,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:02,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:02,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:02,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:02,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:02,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:02,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:02,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:02,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:02,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:02,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:02,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:02,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:02,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:02,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:02,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:02,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:02,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:02,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:02,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:02,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:02,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:02,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:02,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:02,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:02,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:02,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:02,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:02,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:02,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:02,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:02,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:02,630 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:57:02,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:02,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:02,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:02,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:02,684 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:02,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:02,685 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:02,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:57:02,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:02,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:02,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:02,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:02,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:02,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:02,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:02,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:02,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:02,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:02,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:02,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:02,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:02,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:02,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:02,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:02,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:02,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:57:02,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:57:02,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:02,698 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 -> 5cc43240abf98c80d290003c5624d57848fccfa1 [2019-11-25 22:57:03,252 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:03,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:03,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:03,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:03,294 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:03,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/nested-3.c [2019-11-25 22:57:03,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e84ca976/4d8103d27da9424ab01938d1304971b3/FLAGc3d5095c5 [2019-11-25 22:57:04,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:04,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/nested-3.c [2019-11-25 22:57:04,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e84ca976/4d8103d27da9424ab01938d1304971b3/FLAGc3d5095c5 [2019-11-25 22:57:04,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e84ca976/4d8103d27da9424ab01938d1304971b3 [2019-11-25 22:57:04,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:04,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:04,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:04,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:04,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:04,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:04" (1/1) ... [2019-11-25 22:57:04,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:04, skipping insertion in model container [2019-11-25 22:57:04,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:04" (1/1) ... [2019-11-25 22:57:04,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:04,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:05,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:05,107 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:05,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:05,162 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:05,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05 WrapperNode [2019-11-25 22:57:05,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:05,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:05,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:05,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:05,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:05,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:05,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:05,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:05,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:05" (1/1) ... [2019-11-25 22:57:05,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:05,414 INFO L168 Benchmark]: Toolchain (without parser) took 812.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:05,417 INFO L168 Benchmark]: CDTParser took 1.39 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. [2019-11-25 22:57:05,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.85 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:05,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:05,427 INFO L168 Benchmark]: Boogie Preprocessor took 57.05 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:05,440 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 579.85 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.05 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. 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 22:57:09,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:09,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:09,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:09,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:09,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:09,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:09,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:09,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:09,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:09,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:09,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:09,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:09,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:09,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:09,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:09,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:09,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:09,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:09,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:09,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:09,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:09,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:09,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:09,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:09,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:09,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:09,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:09,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:09,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:09,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:09,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:09,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:09,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:09,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:09,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:09,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:09,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:09,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:09,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:09,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:09,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:57:09,555 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:09,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:09,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:09,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:09,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:09,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:09,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:09,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:09,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:09,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:09,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:09,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:09,570 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:57:09,570 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:57:09,573 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:09,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:09,573 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:09,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:09,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:09,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:09,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:09,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:09,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:09,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:09,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:09,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:09,580 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:57:09,580 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:57:09,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:09,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:57:09,582 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 -> 5cc43240abf98c80d290003c5624d57848fccfa1 [2019-11-25 22:57:10,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:10,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:10,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:10,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:10,175 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:10,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/nested-3.c [2019-11-25 22:57:10,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/045fa1194/09f7dd43c0af4f5ca83abec8009d5173/FLAG4ab7e59be [2019-11-25 22:57:11,380 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:11,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/nested-3.c [2019-11-25 22:57:11,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/045fa1194/09f7dd43c0af4f5ca83abec8009d5173/FLAG4ab7e59be [2019-11-25 22:57:11,432 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/045fa1194/09f7dd43c0af4f5ca83abec8009d5173 [2019-11-25 22:57:11,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:11,448 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:11,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:11,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:11,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:11,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:11" (1/1) ... [2019-11-25 22:57:11,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6876a529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:11, skipping insertion in model container [2019-11-25 22:57:11,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:11" (1/1) ... [2019-11-25 22:57:11,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:11,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:11,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:11,969 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:12,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:12,061 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:12,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12 WrapperNode [2019-11-25 22:57:12,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:12,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:12,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:12,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:12,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:12,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:12,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:12,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:12,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:12,339 INFO L168 Benchmark]: Toolchain (without parser) took 885.24 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. [2019-11-25 22:57:12,342 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. [2019-11-25 22:57:12,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:12,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:12,351 INFO L168 Benchmark]: Boogie Preprocessor took 78.45 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. [2019-11-25 22:57:12,363 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 611.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.45 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...