./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/const_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-acceleration/const_1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-acceleration/const_1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:56:06,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:56:06,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:56:06,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:56:06,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:56:06,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:56:06,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:56:06,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:56:06,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:56:06,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:56:06,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:56:06,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:56:06,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:56:06,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:56:06,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:56:06,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:56:06,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:56:06,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:56:06,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:56:06,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:56:06,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:56:06,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:56:06,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:56:06,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:56:06,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:56:06,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:56:06,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:56:06,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:56:06,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:56:06,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:56:06,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:56:06,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:56:06,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:56:06,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:56:06,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:56:06,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:56:06,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:56:06,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:56:06,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:56:06,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:56:06,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:56:06,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:56:06,342 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:56:06,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:56:06,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:56:06,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:56:06,350 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:56:06,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:56:06,351 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:56:06,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:56:06,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:56:06,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:56:06,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:56:06,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:56:06,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:56:06,357 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:56:06,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:56:06,357 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:56:06,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:56:06,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:56:06,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:56:06,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:56:06,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:56:06,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:56:06,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:56:06,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:56:06,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:56:06,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:56:06,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:56:06,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:56:06,366 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 -> 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e [2019-11-25 22:56:06,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:56:07,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:56:07,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:56:07,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:56:07,019 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:56:07,021 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-25 22:56:07,186 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb49c503/1cd4d9e961354af6bfc5e1bb701d0e84/FLAG4ca0aaf0b [2019-11-25 22:56:08,242 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:56:08,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-25 22:56:08,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb49c503/1cd4d9e961354af6bfc5e1bb701d0e84/FLAG4ca0aaf0b [2019-11-25 22:56:08,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffb49c503/1cd4d9e961354af6bfc5e1bb701d0e84 [2019-11-25 22:56:08,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:56:08,310 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:56:08,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:08,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:56:08,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:56:08,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:08,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08, skipping insertion in model container [2019-11-25 22:56:08,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:08,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:56:08,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:56:08,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:08,843 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:56:08,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:08,897 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:56:08,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08 WrapperNode [2019-11-25 22:56:08,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:08,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:08,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:56:08,917 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:56:08,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:08,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:09,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:09,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:56:09,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:56:09,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:56:09,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:09,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:09,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:09,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:09,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:09,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:09,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:08" (1/1) ... [2019-11-25 22:56:09,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:56:09,153 INFO L168 Benchmark]: Toolchain (without parser) took 835.92 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 996.8 MB in the end (delta: -35.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:09,155 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. [2019-11-25 22:56:09,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.27 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. [2019-11-25 22:56:09,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.10 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:09,164 INFO L168 Benchmark]: Boogie Preprocessor took 51.49 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:09,177 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 593.27 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 176.10 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.49 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 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 0.1.24-65d6cd2 [2019-11-25 22:56:12,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:56:13,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:56:13,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:56:13,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:56:13,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:56:13,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:56:13,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:56:13,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:56:13,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:56:13,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:56:13,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:56:13,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:56:13,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:56:13,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:56:13,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:56:13,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:56:13,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:56:13,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:56:13,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:56:13,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:56:13,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:56:13,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:56:13,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:56:13,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:56:13,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:56:13,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:56:13,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:56:13,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:56:13,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:56:13,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:56:13,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:56:13,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:56:13,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:56:13,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:56:13,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:56:13,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:56:13,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:56:13,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:56:13,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:56:13,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:56:13,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:56:13,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:56:13,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:56:13,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:56:13,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:56:13,222 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:56:13,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:56:13,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:56:13,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:56:13,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:56:13,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:56:13,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:56:13,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:56:13,226 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:56:13,227 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:56:13,228 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:56:13,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:56:13,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:56:13,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:56:13,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:56:13,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:56:13,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:56:13,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:56:13,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:56:13,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:56:13,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:56:13,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:56:13,235 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:56:13,236 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:56:13,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:56:13,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:56:13,238 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 -> 658f9355eb94ca4eb61d6206a3a34efe0abb7f9e [2019-11-25 22:56:13,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:56:13,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:56:13,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:56:13,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:56:13,804 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:56:13,806 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-25 22:56:13,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1c4463b/83d9495def424a96a0185f67564907a2/FLAGe97931efd [2019-11-25 22:56:15,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:56:15,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/const_1-1.c [2019-11-25 22:56:15,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1c4463b/83d9495def424a96a0185f67564907a2/FLAGe97931efd [2019-11-25 22:56:15,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1c4463b/83d9495def424a96a0185f67564907a2 [2019-11-25 22:56:15,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:56:15,087 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:56:15,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:15,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:56:15,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:56:15,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15, skipping insertion in model container [2019-11-25 22:56:15,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:56:15,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:56:15,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:15,652 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:56:15,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:15,725 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:56:15,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15 WrapperNode [2019-11-25 22:56:15,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:15,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:15,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:56:15,730 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:56:15,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:15,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:56:15,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:56:15,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:56:15,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:15" (1/1) ... [2019-11-25 22:56:15,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:56:15,924 INFO L168 Benchmark]: Toolchain (without parser) took 833.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:15,927 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. [2019-11-25 22:56:15,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.91 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. [2019-11-25 22:56:15,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.09 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: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:15,945 INFO L168 Benchmark]: Boogie Preprocessor took 30.12 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:15,950 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 638.91 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 158.09 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: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 30.12 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...