./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test29-1.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/ldv-regression/test29-1.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 2aa6c4430411ceeb023b25a4c3a2c7228d94ed35 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/test29-1.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 2aa6c4430411ceeb023b25a4c3a2c7228d94ed35 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:49:10,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:10,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:10,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:10,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:10,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:10,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:10,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:10,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:10,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:10,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:10,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:10,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:10,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:10,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:10,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:10,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:10,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:10,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:10,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:10,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:10,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:10,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:10,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:10,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:10,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:10,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:10,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:10,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:10,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:10,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:10,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:10,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:10,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:10,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:10,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:10,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:10,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:10,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:10,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:10,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:10,305 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:10,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:10,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:10,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:10,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:10,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:10,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:10,353 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:10,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:10,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:10,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:10,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:10,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:10,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:10,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:10,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:10,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:10,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:10,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:10,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:10,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:10,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:10,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:10,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:10,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:10,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:10,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:10,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:10,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:10,370 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 -> 2aa6c4430411ceeb023b25a4c3a2c7228d94ed35 [2019-11-27 09:49:10,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:11,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:11,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:11,026 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:11,027 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:11,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test29-1.c [2019-11-27 09:49:11,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2fa93999/df81d9626a2c474e8c12daece07c9cc0/FLAG42867af7a [2019-11-27 09:49:12,271 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:12,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test29-1.c [2019-11-27 09:49:12,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2fa93999/df81d9626a2c474e8c12daece07c9cc0/FLAG42867af7a [2019-11-27 09:49:12,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2fa93999/df81d9626a2c474e8c12daece07c9cc0 [2019-11-27 09:49:12,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:12,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:12,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:12,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:12,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:12,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:12" (1/1) ... [2019-11-27 09:49:12,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a4f693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:12, skipping insertion in model container [2019-11-27 09:49:12,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:12" (1/1) ... [2019-11-27 09:49:12,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:12,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:12,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:12,995 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:13,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:13,134 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:13,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13 WrapperNode [2019-11-27 09:49:13,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:13,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:13,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:13,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:13,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:13,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:13,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:13,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:13,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:13,282 INFO L168 Benchmark]: Toolchain (without parser) took 729.35 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 09:49:13,285 INFO L168 Benchmark]: CDTParser took 1.84 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 09:49:13,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:13,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.53 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:13,296 INFO L168 Benchmark]: Boogie Preprocessor took 59.37 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:13,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 596.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 61.53 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.37 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:17,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:17,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:17,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:17,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:17,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:17,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:17,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:17,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:17,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:17,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:17,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:17,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:17,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:17,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:17,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:17,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:17,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:17,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:17,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:17,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:17,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:17,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:17,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:17,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:17,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:17,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:17,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:17,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:17,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:17,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:17,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:17,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:17,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:17,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:17,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:17,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:17,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:17,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:17,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:17,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:17,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:17,408 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:17,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:17,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:17,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:17,416 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:17,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:17,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:17,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:17,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:17,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:17,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:17,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:17,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:17,425 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:17,425 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:17,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:17,426 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:17,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:17,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:17,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:17,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:17,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:17,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:17,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:17,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:17,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:17,432 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:17,432 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:17,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:17,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:17,436 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 -> 2aa6c4430411ceeb023b25a4c3a2c7228d94ed35 [2019-11-27 09:49:18,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:18,160 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:18,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:18,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:18,174 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:18,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test29-1.c [2019-11-27 09:49:18,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32787f28b/c984c68fbfa0458e97c7b8e1716db056/FLAG0f8eca069 [2019-11-27 09:49:19,423 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:19,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test29-1.c [2019-11-27 09:49:19,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32787f28b/c984c68fbfa0458e97c7b8e1716db056/FLAG0f8eca069 [2019-11-27 09:49:19,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32787f28b/c984c68fbfa0458e97c7b8e1716db056 [2019-11-27 09:49:19,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:19,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:19,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:19,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:19,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:19,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:19" (1/1) ... [2019-11-27 09:49:19,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:19, skipping insertion in model container [2019-11-27 09:49:19,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:19" (1/1) ... [2019-11-27 09:49:19,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:19,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:20,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:20,024 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:20,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:20,163 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:20,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20 WrapperNode [2019-11-27 09:49:20,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:20,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:20,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:20,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:20,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:20,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:20,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:20,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:20,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:20,321 INFO L168 Benchmark]: Toolchain (without parser) took 824.56 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 991.0 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:20,326 INFO L168 Benchmark]: CDTParser took 0.39 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 09:49:20,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.67 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:20,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.33 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. [2019-11-27 09:49:20,331 INFO L168 Benchmark]: Boogie Preprocessor took 72.47 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:20,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 671.67 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 70.33 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. * Boogie Preprocessor took 72.47 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 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...