./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector-loops/diamond_2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector-loops/diamond_2-1.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 7aeed2387a92d93d76a9218958b4bab5d23187f1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/bitvector-loops/diamond_2-1.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 7aeed2387a92d93d76a9218958b4bab5d23187f1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:41:18,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:18,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:18,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:18,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:18,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:18,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:18,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:18,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:18,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:18,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:18,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:18,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:18,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:18,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:18,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:18,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:18,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:18,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:18,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:18,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:18,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:18,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:18,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:18,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:18,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:18,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:18,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:18,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:18,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:18,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:18,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:18,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:18,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:18,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:18,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:18,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:18,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:18,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:18,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:18,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:18,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:41:18,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:18,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:18,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:18,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:18,656 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:18,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:18,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:18,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:41:18,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:18,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:18,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:18,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:18,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:18,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:18,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:18,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:18,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:18,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:18,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:18,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:18,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:18,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:18,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:18,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:18,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:18,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:41:18,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:41:18,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:18,666 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 -> 7aeed2387a92d93d76a9218958b4bab5d23187f1 [2019-11-27 15:41:19,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:19,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:19,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:19,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:19,190 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:19,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-loops/diamond_2-1.c [2019-11-27 15:41:19,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d7c6bba/93219fabd82b4f7989aa206962709503/FLAGbec865d04 [2019-11-27 15:41:20,000 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:20,004 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-loops/diamond_2-1.c [2019-11-27 15:41:20,015 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d7c6bba/93219fabd82b4f7989aa206962709503/FLAGbec865d04 [2019-11-27 15:41:20,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d7c6bba/93219fabd82b4f7989aa206962709503 [2019-11-27 15:41:20,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:20,340 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:20,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:20,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:20,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:20,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20, skipping insertion in model container [2019-11-27 15:41:20,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:20,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:20,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:20,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:20,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:20,820 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:20,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20 WrapperNode [2019-11-27 15:41:20,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:20,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:20,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:20,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:20,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:20,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:20,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:20,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:20,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:20,963 INFO L168 Benchmark]: Toolchain (without parser) took 616.25 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 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:20,964 INFO L168 Benchmark]: CDTParser took 0.21 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 15:41:20,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 484.29 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:20,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.60 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:20,982 INFO L168 Benchmark]: Boogie Preprocessor took 50.12 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:20,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 484.29 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 77.60 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.12 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:41:23,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:23,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:23,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:23,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:23,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:23,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:23,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:23,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:23,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:23,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:23,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:23,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:23,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:23,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:23,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:23,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:23,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:23,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:23,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:23,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:23,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:23,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:23,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:23,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:23,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:23,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:23,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:23,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:23,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:23,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:23,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:23,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:23,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:23,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:23,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:23,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:23,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:23,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:23,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:23,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:23,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:41:23,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:23,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:23,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:23,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:23,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:23,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:23,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:23,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:23,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:23,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:23,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:23,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:23,907 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:41:23,907 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:41:23,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:23,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:23,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:23,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:23,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:23,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:23,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:23,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:23,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:23,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:23,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:23,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:23,913 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:41:23,913 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:41:23,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:23,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:41:23,915 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 -> 7aeed2387a92d93d76a9218958b4bab5d23187f1 [2019-11-27 15:41:24,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:24,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:24,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:24,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:24,384 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:24,385 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-loops/diamond_2-1.c [2019-11-27 15:41:24,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0486b770/992ff1c93bbf47b4af0ee8052dfeb630/FLAG7b6ee096e [2019-11-27 15:41:25,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:25,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-loops/diamond_2-1.c [2019-11-27 15:41:25,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0486b770/992ff1c93bbf47b4af0ee8052dfeb630/FLAG7b6ee096e [2019-11-27 15:41:25,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0486b770/992ff1c93bbf47b4af0ee8052dfeb630 [2019-11-27 15:41:25,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:25,540 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:25,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:25,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:25,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:25,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e2853d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:25, skipping insertion in model container [2019-11-27 15:41:25,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:25" (1/1) ... [2019-11-27 15:41:25,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:25,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:25,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:25,928 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:25,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:26,057 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:26,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26 WrapperNode [2019-11-27 15:41:26,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:26,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:26,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:26,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:26,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:26,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:26,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:26,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:26,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:26,153 INFO L168 Benchmark]: Toolchain (without parser) took 611.75 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 989.9 MB in the end (delta: -28.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:26,154 INFO L168 Benchmark]: CDTParser took 1.65 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 15:41:26,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.29 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:26,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.32 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:26,158 INFO L168 Benchmark]: Boogie Preprocessor took 47.77 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 989.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:26,170 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 514.29 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 37.32 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 47.77 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 989.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...