./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test24-1.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/test24-1.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 043660dc5a969bbd34b12cbb93ba3e467b4f8613 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/test24-1.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 043660dc5a969bbd34b12cbb93ba3e467b4f8613 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:49:04,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:04,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:04,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:04,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:04,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:04,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:04,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:04,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:04,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:04,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:04,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:04,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:04,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:04,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:04,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:04,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:04,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:04,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:04,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:04,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:04,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:04,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:04,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:04,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:04,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:04,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:04,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:04,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:04,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:04,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:04,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:04,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:04,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:04,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:04,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:04,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:04,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:04,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:04,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:04,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:04,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:04,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:04,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:04,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:04,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:04,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:04,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:04,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:04,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:04,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:04,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:04,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:04,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:04,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:04,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:04,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:04,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:04,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:04,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:04,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:04,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:04,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:04,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:04,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:04,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:04,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:04,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:04,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:04,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:04,490 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 -> 043660dc5a969bbd34b12cbb93ba3e467b4f8613 [2019-11-27 09:49:05,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:05,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:05,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:05,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:05,096 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:05,097 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test24-1.c [2019-11-27 09:49:05,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/660a18176/6a83966f39b0491b8b37b0b7745cad34/FLAG5964d8906 [2019-11-27 09:49:06,310 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:06,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test24-1.c [2019-11-27 09:49:06,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/660a18176/6a83966f39b0491b8b37b0b7745cad34/FLAG5964d8906 [2019-11-27 09:49:06,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/660a18176/6a83966f39b0491b8b37b0b7745cad34 [2019-11-27 09:49:06,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:06,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:06,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:06,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:06,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:06,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06, skipping insertion in model container [2019-11-27 09:49:06,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:06,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:06,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:06,965 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:07,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:07,038 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:07,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07 WrapperNode [2019-11-27 09:49:07,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:07,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:07,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:07,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:07,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:07,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:07,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:07,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:07,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:07,322 INFO L168 Benchmark]: Toolchain (without parser) took 940.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:07,325 INFO L168 Benchmark]: CDTParser took 0.37 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 09:49:07,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.86 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 09:49:07,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.39 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 996.9 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:07,338 INFO L168 Benchmark]: Boogie Preprocessor took 84.99 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:07,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 663.86 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 175.39 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 996.9 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.99 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 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 09:49:11,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:11,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:11,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:11,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:11,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:11,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:11,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:11,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:11,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:11,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:11,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:11,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:11,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:11,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:11,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:11,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:11,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:11,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:11,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:11,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:11,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:11,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:11,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:11,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:11,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:11,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:11,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:11,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:11,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:11,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:11,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:11,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:11,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:11,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:11,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:11,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:11,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:11,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:11,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:11,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:11,305 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:11,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:11,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:11,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:11,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:11,370 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:11,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:11,371 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:11,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:11,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:11,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:11,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:11,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:11,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:11,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:11,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:11,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:11,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:11,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:11,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:11,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:11,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:11,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:11,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:11,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:11,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:11,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:11,384 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:11,384 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:11,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:11,385 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:11,387 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 -> 043660dc5a969bbd34b12cbb93ba3e467b4f8613 [2019-11-27 09:49:11,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:11,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:11,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:11,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:11,968 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:11,971 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test24-1.c [2019-11-27 09:49:12,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8e9f377/7cea4ae2487c491d8388ff161f2e0b94/FLAG7d37767bf [2019-11-27 09:49:13,194 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:13,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test24-1.c [2019-11-27 09:49:13,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8e9f377/7cea4ae2487c491d8388ff161f2e0b94/FLAG7d37767bf [2019-11-27 09:49:13,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d8e9f377/7cea4ae2487c491d8388ff161f2e0b94 [2019-11-27 09:49:13,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:13,261 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:13,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:13,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:13,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:13,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7b7afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13, skipping insertion in model container [2019-11-27 09:49:13,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:13" (1/1) ... [2019-11-27 09:49:13,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:13,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:13,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:13,817 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:13,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:13,982 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:13,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:13 WrapperNode [2019-11-27 09:49:13,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:13,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:13,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:13,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:14,003 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 09:49:14,034 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 09:49:14,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:14,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:14,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:14,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:14,114 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 09:49:14,114 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 09:49:14,132 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 09:49:14,133 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 09:49:14,159 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 09:49:14,173 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 09:49:14,177 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 09:49:14,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:14,198 INFO L168 Benchmark]: Toolchain (without parser) took 934.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:14,202 INFO L168 Benchmark]: CDTParser took 1.50 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 09:49:14,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:14,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.61 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 09:49:14,209 INFO L168 Benchmark]: Boogie Preprocessor took 101.91 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:14,218 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 715.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.61 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 101.91 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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...