./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test24-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/test24-2.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 45294379b83c6b60e0b0199955cdf7244f057430 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/test24-2.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 45294379b83c6b60e0b0199955cdf7244f057430 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:49,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:49,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:49,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:49,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:49,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:49,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:49,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:49,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:49,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:49,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:49,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:49,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:49,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:49,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:49,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:49,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:49,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:49,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:49,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:49,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:49,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:49,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:49,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:49,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:49,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:49,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:49,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:49,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:49,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:49,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:49,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:49,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:49,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:49,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:49,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:49,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:49,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:49,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:49,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:49,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:49,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:49,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:49,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:49,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:49,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:49,446 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:49,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:49,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:49,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:49,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:49,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:49,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:49,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:49,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:49,454 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:49,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:49,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:49,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:49,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:49,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:49,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:49,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:49,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:49,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:49,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:49,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:49,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:49,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:49,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:49,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:49,463 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 -> 45294379b83c6b60e0b0199955cdf7244f057430 [2019-11-24 21:07:50,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:50,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:50,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:50,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:50,123 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:50,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test24-2.c [2019-11-24 21:07:50,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a02cd3d/7e2674b5e2694e91b096c85e472d43e7/FLAGdb8f79f88 [2019-11-24 21:07:51,377 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:51,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test24-2.c [2019-11-24 21:07:51,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a02cd3d/7e2674b5e2694e91b096c85e472d43e7/FLAGdb8f79f88 [2019-11-24 21:07:51,433 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a02cd3d/7e2674b5e2694e91b096c85e472d43e7 [2019-11-24 21:07:51,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:51,442 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:51,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:51,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:51,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:51,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:51" (1/1) ... [2019-11-24 21:07:51,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:51, skipping insertion in model container [2019-11-24 21:07:51,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:51" (1/1) ... [2019-11-24 21:07:51,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:51,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:51,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:51,978 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:52,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:52,148 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:52,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52 WrapperNode [2019-11-24 21:07:52,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:52,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:52,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:52,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:52,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:52,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:52,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:52,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:52,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:52" (1/1) ... [2019-11-24 21:07:52,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:52,312 INFO L168 Benchmark]: Toolchain (without parser) took 854.40 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. [2019-11-24 21:07:52,317 INFO L168 Benchmark]: CDTParser took 0.92 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. [2019-11-24 21:07:52,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.72 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:52,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.44 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. [2019-11-24 21:07:52,329 INFO L168 Benchmark]: Boogie Preprocessor took 68.39 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. [2019-11-24 21:07:52,336 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 708.72 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 69.44 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. * Boogie Preprocessor took 68.39 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:56,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:56,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:56,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:56,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:56,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:56,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:56,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:56,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:56,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:56,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:56,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:56,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:56,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:56,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:56,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:56,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:56,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:56,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:56,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:56,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:56,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:56,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:56,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:56,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:56,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:56,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:56,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:56,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:56,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:56,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:56,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:56,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:56,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:56,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:56,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:56,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:56,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:56,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:56,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:56,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:56,453 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:56,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:56,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:56,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:56,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:56,500 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:56,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:56,501 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:56,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:56,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:56,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:56,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:56,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:56,508 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:56,508 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:56,509 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:56,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:56,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:56,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:56,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:56,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:56,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:56,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:56,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:56,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:56,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:56,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:56,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:56,515 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:56,516 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:56,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:56,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:56,520 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 -> 45294379b83c6b60e0b0199955cdf7244f057430 [2019-11-24 21:07:57,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:57,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:57,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:57,172 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:57,173 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:57,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test24-2.c [2019-11-24 21:07:57,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aff560ecc/af9f51656744413c8382cc3734a72deb/FLAG7b2ca938b [2019-11-24 21:07:58,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:58,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test24-2.c [2019-11-24 21:07:58,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aff560ecc/af9f51656744413c8382cc3734a72deb/FLAG7b2ca938b [2019-11-24 21:07:58,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aff560ecc/af9f51656744413c8382cc3734a72deb [2019-11-24 21:07:58,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:58,512 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:58,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:58,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:58,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:58,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:58" (1/1) ... [2019-11-24 21:07:58,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:58, skipping insertion in model container [2019-11-24 21:07:58,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:58" (1/1) ... [2019-11-24 21:07:58,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:58,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:59,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:59,126 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:59,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:59,336 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:59,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59 WrapperNode [2019-11-24 21:07:59,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:59,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:59,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:59,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:59,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:59,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:59,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:59,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:59,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:59" (1/1) ... [2019-11-24 21:07:59,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:59,539 INFO L168 Benchmark]: Toolchain (without parser) took 1023.11 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:59,548 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-24 21:07:59,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 827.45 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 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:59,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:59,557 INFO L168 Benchmark]: Boogie Preprocessor took 79.73 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:59,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 827.45 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 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.73 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...