./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.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/loop-industry-pattern/aiob_4.c.v+nlh-reducer.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 f7c3f2fafa8930e46cda9b06884ada352be77224 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/aiob_4.c.v+nlh-reducer.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 f7c3f2fafa8930e46cda9b06884ada352be77224 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:52:02,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:02,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:02,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:02,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:02,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:02,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:02,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:02,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:02,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:02,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:02,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:02,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:02,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:02,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:02,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:02,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:02,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:02,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:02,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:02,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:02,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:02,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:02,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:02,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:02,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:02,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:02,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:02,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:02,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:02,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:02,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:02,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:02,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:02,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:02,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:02,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:02,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:02,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:02,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:02,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:02,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:02,737 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:02,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:02,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:02,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:02,746 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:02,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:02,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:02,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:02,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:02,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:02,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:02,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:02,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:02,753 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:02,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:02,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:02,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:02,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:02,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:02,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:02,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:02,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:02,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:02,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:02,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:02,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:02,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:02,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:02,761 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 -> f7c3f2fafa8930e46cda9b06884ada352be77224 [2019-11-27 09:52:03,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:03,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:03,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:03,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:03,424 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:03,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-11-27 09:52:03,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df750265/5f9ed44115a04ecfa1c55a629b0d4e85/FLAG64a1c800c [2019-11-27 09:52:04,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:04,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-11-27 09:52:04,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df750265/5f9ed44115a04ecfa1c55a629b0d4e85/FLAG64a1c800c [2019-11-27 09:52:04,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df750265/5f9ed44115a04ecfa1c55a629b0d4e85 [2019-11-27 09:52:04,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:04,965 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:04,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:04,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:04,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:04,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:04" (1/1) ... [2019-11-27 09:52:04,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68364556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:04, skipping insertion in model container [2019-11-27 09:52:04,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:04" (1/1) ... [2019-11-27 09:52:05,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:05,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:06,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:06,518 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:07,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:07,062 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:07,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07 WrapperNode [2019-11-27 09:52:07,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:07,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:07,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:07,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:07,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:07,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:07,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:07,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:07,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:07,730 INFO L168 Benchmark]: Toolchain (without parser) took 2758.93 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 949.4 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:07,732 INFO L168 Benchmark]: CDTParser took 0.37 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 09:52:07,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2100.23 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:07,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 342.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:07,740 INFO L168 Benchmark]: Boogie Preprocessor took 306.91 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 949.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:07,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2100.23 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 342.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 306.91 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 949.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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-da95e15 [2019-11-27 09:52:11,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:11,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:11,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:11,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:11,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:11,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:11,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:11,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:11,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:11,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:11,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:11,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:11,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:11,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:11,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:11,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:11,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:11,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:11,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:11,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:11,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:11,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:11,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:11,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:11,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:11,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:11,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:11,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:11,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:11,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:11,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:11,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:11,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:11,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:11,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:11,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:11,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:11,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:11,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:11,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:11,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:11,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:11,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:11,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:11,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:11,937 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:11,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:11,938 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:11,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:11,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:11,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:11,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:11,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:11,942 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:11,943 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:11,943 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:11,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:11,945 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:11,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:11,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:11,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:11,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:11,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:11,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:11,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:11,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:11,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:11,951 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:11,951 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:11,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:11,952 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:11,953 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 -> f7c3f2fafa8930e46cda9b06884ada352be77224 [2019-11-27 09:52:12,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:12,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:12,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:12,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:12,569 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:12,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-11-27 09:52:12,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/771881ed5/32e09b116cb449f982b1ffd61854da4a/FLAG699bf0fcb [2019-11-27 09:52:14,031 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:14,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-11-27 09:52:14,059 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/771881ed5/32e09b116cb449f982b1ffd61854da4a/FLAG699bf0fcb [2019-11-27 09:52:14,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/771881ed5/32e09b116cb449f982b1ffd61854da4a [2019-11-27 09:52:14,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:14,097 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:14,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:14,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:14,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:14,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:14" (1/1) ... [2019-11-27 09:52:14,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68364556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:14, skipping insertion in model container [2019-11-27 09:52:14,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:14" (1/1) ... [2019-11-27 09:52:14,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:14,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:15,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:15,608 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:16,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:16,229 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:16,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16 WrapperNode [2019-11-27 09:52:16,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:16,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:16,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:16,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:16,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:16,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:16,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:16,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:16,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:16" (1/1) ... [2019-11-27 09:52:16,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:16,856 INFO L168 Benchmark]: Toolchain (without parser) took 2752.82 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 939.4 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:16,858 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-27 09:52:16,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2133.62 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 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:16,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.93 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 950.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:16,867 INFO L168 Benchmark]: Boogie Preprocessor took 334.67 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 939.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:16,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2133.62 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 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.93 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 950.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 334.67 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 939.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...