./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-new/count_by_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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-new/count_by_2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b979366a3621504b8e00489e522b90e6cdc4da83 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-new/count_by_2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b979366a3621504b8e00489e522b90e6cdc4da83 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:20,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:20,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:20,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:20,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:20,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:20,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:20,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:20,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:20,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:20,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:20,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:20,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:20,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:20,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:20,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:20,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:20,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:20,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:20,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:20,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:20,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:20,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:20,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:20,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:20,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:20,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:20,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:20,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:20,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:20,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:20,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:20,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:20,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:20,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:20,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:20,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:20,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:20,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:20,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:20,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:20,962 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:21,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:21,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:21,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:21,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:21,011 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:21,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:21,012 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:21,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:21,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:21,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:21,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:21,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:21,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:21,019 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:21,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:21,020 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:21,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:21,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:21,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:21,021 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:21,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:21,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:21,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:21,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:21,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:21,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:21,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:21,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:21,026 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 -> b979366a3621504b8e00489e522b90e6cdc4da83 [2019-11-26 17:04:21,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:21,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:21,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:21,656 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:21,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:21,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/count_by_2.i [2019-11-26 17:04:21,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1525836e6/ba82b9226bc449a78864953c2897596e/FLAG1e08ba481 [2019-11-26 17:04:22,813 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:22,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/count_by_2.i [2019-11-26 17:04:22,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1525836e6/ba82b9226bc449a78864953c2897596e/FLAG1e08ba481 [2019-11-26 17:04:23,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1525836e6/ba82b9226bc449a78864953c2897596e [2019-11-26 17:04:23,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:23,026 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:23,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:23,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:23,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:23,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc99dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23, skipping insertion in model container [2019-11-26 17:04:23,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:23,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:23,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:23,459 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:23,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:23,508 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:23,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23 WrapperNode [2019-11-26 17:04:23,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:23,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:23,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:23,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:23,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:23,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:23,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:23,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:23,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:23,738 INFO L168 Benchmark]: Toolchain (without parser) took 709.97 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 996.9 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:23,740 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 17:04:23,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.31 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. [2019-11-26 17:04:23,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:23,758 INFO L168 Benchmark]: Boogie Preprocessor took 42.44 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:23,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 489.31 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 169.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 42.44 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:27,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:27,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:27,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:27,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:27,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:27,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:27,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:27,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:27,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:27,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:27,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:27,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:27,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:27,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:27,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:27,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:27,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:27,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:27,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:27,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:27,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:27,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:27,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:27,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:27,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:27,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:27,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:27,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:27,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:27,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:27,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:27,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:27,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:27,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:27,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:27,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:27,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:27,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:27,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:27,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:27,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:27,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:27,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:27,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:27,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:27,919 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:27,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:27,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:27,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:27,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:27,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:27,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:27,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:27,926 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:27,927 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:27,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:27,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:27,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:27,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:27,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:27,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:27,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:27,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:27,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:27,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:27,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:27,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:27,933 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:27,934 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:27,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:27,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:27,938 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 -> b979366a3621504b8e00489e522b90e6cdc4da83 [2019-11-26 17:04:28,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:28,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:28,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:28,623 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:28,627 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:28,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/count_by_2.i [2019-11-26 17:04:28,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d840ad11/8975bc321bd74983a852934cbf302afe/FLAGe6ed1ef9c [2019-11-26 17:04:29,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:29,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/count_by_2.i [2019-11-26 17:04:29,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d840ad11/8975bc321bd74983a852934cbf302afe/FLAGe6ed1ef9c [2019-11-26 17:04:30,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d840ad11/8975bc321bd74983a852934cbf302afe [2019-11-26 17:04:30,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:30,081 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:30,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:30,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:30,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:30,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9fbebda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30, skipping insertion in model container [2019-11-26 17:04:30,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:30,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:30,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:30,578 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:30,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:30,647 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:30,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30 WrapperNode [2019-11-26 17:04:30,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:30,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:30,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:30,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:30,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:30,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:30,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:30,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:30,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:30,845 INFO L168 Benchmark]: Toolchain (without parser) took 753.35 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 997.2 MB in the end (delta: -29.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:30,847 INFO L168 Benchmark]: CDTParser took 3.20 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. [2019-11-26 17:04:30,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.41 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. [2019-11-26 17:04:30,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.95 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 997.2 MB in the end (delta: -41.3 MB). Peak memory consumption was 8.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:30,853 INFO L168 Benchmark]: Boogie Preprocessor took 28.30 ms. Allocated memory is still 1.0 GB. Free memory is still 997.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:30,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.20 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 570.41 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 148.95 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 997.2 MB in the end (delta: -41.3 MB). Peak memory consumption was 8.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 28.30 ms. Allocated memory is still 1.0 GB. Free memory is still 997.2 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...