./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/loopv2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/loopv2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ccfa8861d162225c615acc9ffa4374a5998b45db ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loops-crafted-1/loopv2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ccfa8861d162225c615acc9ffa4374a5998b45db ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:52:18,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:18,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:18,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:18,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:18,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:18,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:18,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:18,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:18,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:18,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:18,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:18,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:18,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:18,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:18,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:18,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:18,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:18,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:18,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:18,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:18,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:18,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:18,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:18,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:18,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:18,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:18,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:18,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:18,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:18,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:18,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:18,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:18,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:18,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:18,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:18,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:18,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:18,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:18,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:18,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:18,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:18,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:18,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:18,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:18,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:18,266 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:18,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:18,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:18,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:18,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:18,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:18,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:18,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:18,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:18,274 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:18,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:18,276 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:18,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:18,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:18,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:18,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:18,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:18,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:18,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:18,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:18,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:18,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:18,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:18,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:18,283 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 -> ccfa8861d162225c615acc9ffa4374a5998b45db [2019-11-27 09:52:18,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:18,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:18,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:18,931 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:18,934 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:18,935 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/loopv2.c [2019-11-27 09:52:19,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf3685a/6030d2d761564ae9bf43ab3849edc7da/FLAG300f648c0 [2019-11-27 09:52:20,067 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:20,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/loopv2.c [2019-11-27 09:52:20,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf3685a/6030d2d761564ae9bf43ab3849edc7da/FLAG300f648c0 [2019-11-27 09:52:20,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf3685a/6030d2d761564ae9bf43ab3849edc7da [2019-11-27 09:52:20,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:20,261 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:20,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:20,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:20,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:20,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:20,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad4f9b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20, skipping insertion in model container [2019-11-27 09:52:20,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:20,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:20,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:20,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:20,841 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:20,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:20,917 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:20,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20 WrapperNode [2019-11-27 09:52:20,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:20,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:20,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:20,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:20,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:20,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:20,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:20,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:20,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:21,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:21,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:21,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:21,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:21,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:21,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:21,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:21,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:20" (1/1) ... [2019-11-27 09:52:21,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:21,168 INFO L168 Benchmark]: Toolchain (without parser) took 900.90 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 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:21,170 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:21,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.78 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:21,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.38 ms. Allocated memory is still 1.0 GB. Free memory is still 955.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:21,179 INFO L168 Benchmark]: Boogie Preprocessor took 163.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:21,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 650.78 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 72.38 ms. Allocated memory is still 1.0 GB. Free memory is still 955.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:52:25,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:25,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:25,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:25,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:25,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:25,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:25,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:25,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:25,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:25,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:25,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:25,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:25,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:25,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:25,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:25,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:25,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:25,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:25,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:25,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:25,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:25,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:25,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:25,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:25,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:25,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:25,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:25,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:25,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:25,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:25,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:25,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:25,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:25,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:25,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:25,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:25,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:25,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:25,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:25,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:25,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:25,386 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:25,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:25,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:25,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:25,393 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:25,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:25,394 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:25,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:25,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:25,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:25,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:25,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:25,399 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:25,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:25,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:25,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:25,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:25,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:25,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:25,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:25,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:25,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:25,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:25,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:25,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:25,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:25,407 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:25,410 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:25,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:25,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:25,412 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 -> ccfa8861d162225c615acc9ffa4374a5998b45db [2019-11-27 09:52:25,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:25,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:25,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:25,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:25,968 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:25,970 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/loopv2.c [2019-11-27 09:52:26,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a03f9f2/8ab9c0e91e68409f948aa7d2febf7141/FLAG652d5b8f7 [2019-11-27 09:52:27,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:27,134 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/loopv2.c [2019-11-27 09:52:27,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a03f9f2/8ab9c0e91e68409f948aa7d2febf7141/FLAG652d5b8f7 [2019-11-27 09:52:27,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a03f9f2/8ab9c0e91e68409f948aa7d2febf7141 [2019-11-27 09:52:27,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:27,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:27,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:27,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:27,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:27,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:27,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a51836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27, skipping insertion in model container [2019-11-27 09:52:27,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:27,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:27,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:27,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:27,840 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:27,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:27,894 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:27,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27 WrapperNode [2019-11-27 09:52:27,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:27,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:27,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:27,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:27,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:28,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:28,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:28,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:28,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:27" (1/1) ... [2019-11-27 09:52:28,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:28,113 INFO L168 Benchmark]: Toolchain (without parser) took 767.01 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 991.3 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:28,115 INFO L168 Benchmark]: CDTParser took 0.41 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 09:52:28,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 561.26 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. [2019-11-27 09:52:28,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.89 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 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:28,124 INFO L168 Benchmark]: Boogie Preprocessor took 43.73 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:28,136 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 561.26 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 146.89 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 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 43.73 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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...