./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-new/count_by_k.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_k.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 0689bcaad6979e48b3cdd0eca14ed722ff5f763f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_k.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 0689bcaad6979e48b3cdd0eca14ed722ff5f763f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:04:20,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:20,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:20,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:20,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:20,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:20,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:20,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:20,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:20,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:20,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:20,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:20,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:20,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:20,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:20,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:20,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:20,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:20,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:20,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:20,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:20,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:20,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:20,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:20,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:20,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:20,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:20,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:20,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:20,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:20,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:20,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:20,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:20,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:20,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:20,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:20,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:20,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:20,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:20,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:20,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:20,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:21,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:21,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:21,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:21,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:21,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:21,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:21,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:21,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:21,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:21,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:21,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:21,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:21,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:21,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:21,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:21,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:21,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:21,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:21,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:21,057 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:21,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:21,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:21,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:21,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:21,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:21,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:21,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:21,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:21,063 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 -> 0689bcaad6979e48b3cdd0eca14ed722ff5f763f [2019-11-26 17:04:21,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:21,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:21,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:21,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:21,713 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:21,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/count_by_k.i [2019-11-26 17:04:21,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05a7587b/9f2ca6c002ea47c9a3362e52d3a816e9/FLAG2291458e4 [2019-11-26 17:04:22,914 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:22,917 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/count_by_k.i [2019-11-26 17:04:22,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05a7587b/9f2ca6c002ea47c9a3362e52d3a816e9/FLAG2291458e4 [2019-11-26 17:04:22,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05a7587b/9f2ca6c002ea47c9a3362e52d3a816e9 [2019-11-26 17:04:22,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:23,000 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:23,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:23,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:23,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:23,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:22" (1/1) ... [2019-11-26 17:04:23,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f01879f 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 17:04:23,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:22" (1/1) ... [2019-11-26 17:04:23,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:23,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:23,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:23,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:23,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:23,613 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:23,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23 WrapperNode [2019-11-26 17:04:23,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:23,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:23,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:23,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:23,644 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 17:04:23,658 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 17:04:23,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:23,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:23,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:23,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:23,850 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 17:04:23,851 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 17:04:23,852 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 17:04:23,853 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 17:04:23,860 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 17:04:23,872 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 17:04:23,876 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 17:04:23,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:23,887 INFO L168 Benchmark]: Toolchain (without parser) took 880.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:23,891 INFO L168 Benchmark]: CDTParser took 2.76 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. [2019-11-26 17:04:23,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.00 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:23,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:23,902 INFO L168 Benchmark]: Boogie Preprocessor took 52.28 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 17:04:23,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 615.00 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 206.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 52.28 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 17:04:27,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:27,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:27,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:27,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:27,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:27,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:27,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:27,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:27,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:27,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:27,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:27,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:27,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:27,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:27,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:27,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:27,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:27,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:27,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:27,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:27,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:27,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:27,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:27,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:27,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:27,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:27,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:27,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:27,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:27,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:27,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:27,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:27,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:27,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:27,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:27,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:27,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:27,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:27,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:27,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:27,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:27,990 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:27,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:27,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:27,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:27,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:28,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:28,002 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:28,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:28,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:28,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:28,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:28,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:28,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:28,008 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:28,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:28,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:28,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:28,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:28,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:28,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:28,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:28,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:28,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:28,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:28,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:28,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:28,014 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:28,014 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:28,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:28,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:28,017 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 -> 0689bcaad6979e48b3cdd0eca14ed722ff5f763f [2019-11-26 17:04:28,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:28,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:28,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:28,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:28,629 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:28,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/count_by_k.i [2019-11-26 17:04:28,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aa63e39b/ad0f8e7afa5749efaa0ecd87cb98d6f3/FLAGcd61b3c2e [2019-11-26 17:04:29,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:29,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/count_by_k.i [2019-11-26 17:04:29,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aa63e39b/ad0f8e7afa5749efaa0ecd87cb98d6f3/FLAGcd61b3c2e [2019-11-26 17:04:29,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aa63e39b/ad0f8e7afa5749efaa0ecd87cb98d6f3 [2019-11-26 17:04:29,968 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:29,975 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:29,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:29,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:29,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:29,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:29" (1/1) ... [2019-11-26 17:04:29,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65072a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:29, skipping insertion in model container [2019-11-26 17:04:30,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:29" (1/1) ... [2019-11-26 17:04:30,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:30,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:30,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:30,494 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:30,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:30,564 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:30,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30 WrapperNode [2019-11-26 17:04:30,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:30,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:30,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:30,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:30,589 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 17:04:30,597 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 17:04:30,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:30,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:30,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:30,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:30,741 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 17:04:30,741 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 17:04:30,743 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 17:04:30,743 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 17:04:30,749 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 17:04:30,759 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 17:04:30,761 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 17:04:30,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:30,792 INFO L168 Benchmark]: Toolchain (without parser) took 798.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:30,794 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-26 17:04:30,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.05 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:30,799 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:30,802 INFO L168 Benchmark]: Boogie Preprocessor took 40.36 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:30,813 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 588.05 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 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 154.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 40.36 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...