./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/mcmillan2006.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-lit/mcmillan2006.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 025e0289c8e9b33528493c96bf0a22ba3200731b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-lit/mcmillan2006.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 025e0289c8e9b33528493c96bf0a22ba3200731b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:51,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:51,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:51,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:51,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:51,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:51,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:51,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:52,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:52,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:52,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:52,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:52,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:52,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:52,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:52,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:52,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:52,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:52,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:52,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:52,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:52,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:52,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:52,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:52,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:52,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:52,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:52,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:52,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:52,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:52,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:52,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:52,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:52,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:52,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:52,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:52,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:52,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:52,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:52,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:52,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:52,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:52,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:52,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:52,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:52,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:52,177 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:52,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:52,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:52,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:52,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:52,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:52,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:52,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:52,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:52,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:52,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:52,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:52,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:52,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:52,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:52,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:52,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:52,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:52,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:52,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:52,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:52,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:52,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:52,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:52,196 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 -> 025e0289c8e9b33528493c96bf0a22ba3200731b [2019-11-27 09:51:52,762 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:52,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:52,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:52,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:52,806 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:52,808 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-27 09:51:52,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e423cb4f/e0c5da40ae684cd59b85e3ecf514f0c5/FLAG9613b45b4 [2019-11-27 09:51:54,083 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:54,084 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-27 09:51:54,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e423cb4f/e0c5da40ae684cd59b85e3ecf514f0c5/FLAG9613b45b4 [2019-11-27 09:51:54,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e423cb4f/e0c5da40ae684cd59b85e3ecf514f0c5 [2019-11-27 09:51:54,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:54,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:54,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:54,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:54,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:54,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3788b2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54, skipping insertion in model container [2019-11-27 09:51:54,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:54,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:54,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:54,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:54,867 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:54,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:54,926 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:54,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54 WrapperNode [2019-11-27 09:51:54,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:54,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:54,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:54,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:55,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:55,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:55,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:55,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:55,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:54" (1/1) ... [2019-11-27 09:51:55,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:55,211 INFO L168 Benchmark]: Toolchain (without parser) took 871.68 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:55,213 INFO L168 Benchmark]: CDTParser took 2.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:55,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.92 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. [2019-11-27 09:51:55,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.45 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:55,237 INFO L168 Benchmark]: Boogie Preprocessor took 77.24 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. [2019-11-27 09:51:55,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.46 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 591.92 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 170.45 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.24 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:59,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:59,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:59,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:59,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:59,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:59,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:59,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:59,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:59,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:59,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:59,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:59,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:59,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:59,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:59,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:59,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:59,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:59,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:59,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:59,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:59,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:59,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:59,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:59,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:59,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:59,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:59,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:59,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:59,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:59,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:59,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:59,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:59,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:59,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:59,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:59,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:59,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:59,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:59,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:59,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:59,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:59,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:59,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:59,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:59,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:59,526 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:59,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:59,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:59,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:59,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:59,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:59,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:59,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:59,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:59,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:59,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:59,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:59,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:59,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:59,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:59,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:59,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:59,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:59,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:59,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:59,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:59,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:59,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:59,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:59,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:59,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:59,551 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 -> 025e0289c8e9b33528493c96bf0a22ba3200731b [2019-11-27 09:52:00,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:00,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:00,170 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:00,174 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:00,177 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:00,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-27 09:52:00,348 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/152287f5f/7c55cb9aaee74891a0d56213da725d44/FLAGf8b18dbce [2019-11-27 09:52:01,432 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:01,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-27 09:52:01,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/152287f5f/7c55cb9aaee74891a0d56213da725d44/FLAGf8b18dbce [2019-11-27 09:52:01,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/152287f5f/7c55cb9aaee74891a0d56213da725d44 [2019-11-27 09:52:01,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:01,501 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:01,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:01,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:01,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:01,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:01" (1/1) ... [2019-11-27 09:52:01,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:01, skipping insertion in model container [2019-11-27 09:52:01,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:01" (1/1) ... [2019-11-27 09:52:01,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:01,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:02,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:02,097 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:02,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:02,194 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:02,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02 WrapperNode [2019-11-27 09:52:02,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:02,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:02,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:02,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:02,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:02,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:02,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:02,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:02,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:02,511 INFO L168 Benchmark]: Toolchain (without parser) took 1002.42 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:02,512 INFO L168 Benchmark]: CDTParser took 2.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:02,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.34 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. [2019-11-27 09:52:02,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.50 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 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:02,527 INFO L168 Benchmark]: Boogie Preprocessor took 101.64 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:02,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.61 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 693.34 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 197.50 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 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.64 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...