./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/simple_1-1.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/loop-acceleration/simple_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 b018cc8eef70821ffb81c758072e7aed84bbd2cf ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/simple_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 b018cc8eef70821ffb81c758072e7aed84bbd2cf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:51:19,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:19,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:19,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:19,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:19,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:19,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:19,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:19,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:19,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:19,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:19,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:19,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:19,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:19,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:19,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:19,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:19,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:19,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:19,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:19,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:19,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:19,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:19,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:19,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:19,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:19,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:19,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:19,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:19,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:19,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:19,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:19,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:19,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:19,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:19,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:19,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:19,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:19,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:19,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:19,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:19,396 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:19,439 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:19,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:19,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:19,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:19,446 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:19,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:19,449 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:19,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:19,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:19,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:19,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:19,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:19,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:19,454 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:19,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:19,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:19,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:19,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:19,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:19,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:19,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:19,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:19,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:19,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:19,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:19,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:19,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:19,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:19,464 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 -> b018cc8eef70821ffb81c758072e7aed84bbd2cf [2019-11-27 09:51:20,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:20,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:20,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:20,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:20,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:20,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/simple_1-1.c [2019-11-27 09:51:20,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66836714c/fc30d85a79434e09a2056fbd01cca1dd/FLAGede1a0467 [2019-11-27 09:51:21,194 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:21,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/simple_1-1.c [2019-11-27 09:51:21,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66836714c/fc30d85a79434e09a2056fbd01cca1dd/FLAGede1a0467 [2019-11-27 09:51:21,388 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66836714c/fc30d85a79434e09a2056fbd01cca1dd [2019-11-27 09:51:21,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:21,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:21,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:21,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:21,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:21,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a98191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21, skipping insertion in model container [2019-11-27 09:51:21,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:21,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:21,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:21,868 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:21,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:21,941 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:21,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21 WrapperNode [2019-11-27 09:51:21,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:21,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:21,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:21,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:21,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:22,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:22,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:22,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:22,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:22,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:22,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:22,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:22,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:22,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:22,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:22,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:22,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:22,154 INFO L168 Benchmark]: Toolchain (without parser) took 750.14 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 09:51:22,157 INFO L168 Benchmark]: CDTParser took 0.35 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 09:51:22,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.14 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:22,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:22,181 INFO L168 Benchmark]: Boogie Preprocessor took 46.83 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 09:51:22,191 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 539.14 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 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 158.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.83 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 09:51:26,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:26,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:26,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:26,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:26,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:26,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:26,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:26,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:26,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:26,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:26,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:26,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:26,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:26,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:26,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:26,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:26,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:26,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:26,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:26,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:26,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:26,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:26,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:26,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:26,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:26,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:26,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:26,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:26,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:26,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:26,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:26,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:26,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:26,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:26,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:26,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:26,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:26,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:26,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:26,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:26,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:26,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:26,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:26,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:26,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:26,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:26,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:26,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:26,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:26,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:26,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:26,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:26,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:26,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:26,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:26,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:26,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:26,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:26,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:26,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:26,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:26,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:26,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:26,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:26,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:26,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:26,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:26,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:26,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:26,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:26,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:26,381 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 -> b018cc8eef70821ffb81c758072e7aed84bbd2cf [2019-11-27 09:51:26,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:27,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:27,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:27,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:27,021 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:27,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/simple_1-1.c [2019-11-27 09:51:27,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd27cab3c/ccc981f714ac4f91b2297f227d12aef2/FLAG06f0b78b6 [2019-11-27 09:51:28,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:28,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/simple_1-1.c [2019-11-27 09:51:28,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd27cab3c/ccc981f714ac4f91b2297f227d12aef2/FLAG06f0b78b6 [2019-11-27 09:51:28,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd27cab3c/ccc981f714ac4f91b2297f227d12aef2 [2019-11-27 09:51:28,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:28,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:28,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:28,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:28,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:28,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a98191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28, skipping insertion in model container [2019-11-27 09:51:28,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:28,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:28,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:28,834 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:28,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:28,891 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:28,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28 WrapperNode [2019-11-27 09:51:28,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:28,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:28,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:28,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:28,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:29,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:29,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:29,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:29,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:29,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:29,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:29,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:29,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:29,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:29,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:29,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:29,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:29,092 INFO L168 Benchmark]: Toolchain (without parser) took 769.32 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:29,107 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:29,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.58 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:29,115 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:29,119 INFO L168 Benchmark]: Boogie Preprocessor took 27.52 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 09:51:29,130 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 559.58 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 27.52 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...