./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/while_infinite_loop_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/loops/while_infinite_loop_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 c28500fb39e284eb130c0904f2ebec477741685a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loops/while_infinite_loop_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 c28500fb39e284eb130c0904f2ebec477741685a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:32,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:32,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:32,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:32,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:32,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:32,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:32,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:32,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:32,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:32,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:32,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:32,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:32,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:32,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:32,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:32,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:32,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:32,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:32,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:32,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:32,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:32,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:32,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:32,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:32,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:32,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:32,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:32,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:32,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:32,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:32,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:32,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:32,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:32,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:32,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:32,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:32,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:32,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:32,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:32,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:32,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:32,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:32,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:32,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:32,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:32,427 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:32,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:32,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:32,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:32,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:32,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:32,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:32,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:32,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:32,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:32,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:32,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:32,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:32,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:32,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:32,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:32,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:32,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:32,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:32,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:32,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:32,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:32,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:32,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:32,444 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 -> c28500fb39e284eb130c0904f2ebec477741685a [2019-11-26 17:03:33,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:33,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:33,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:33,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:33,086 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:33,088 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/while_infinite_loop_1.c [2019-11-26 17:03:33,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecafd82ac/2623791a69c644ef9e3fb9d65fc96c3d/FLAG0012d08f1 [2019-11-26 17:03:34,294 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:34,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/while_infinite_loop_1.c [2019-11-26 17:03:34,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecafd82ac/2623791a69c644ef9e3fb9d65fc96c3d/FLAG0012d08f1 [2019-11-26 17:03:34,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecafd82ac/2623791a69c644ef9e3fb9d65fc96c3d [2019-11-26 17:03:34,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:34,358 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:34,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:34,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:34,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:34,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:34,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34, skipping insertion in model container [2019-11-26 17:03:34,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:34,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:34,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:34,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:34,870 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:34,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:34,910 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:34,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34 WrapperNode [2019-11-26 17:03:34,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:34,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:34,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:34,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:34,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:34,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:35,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:35,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:35,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:35,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:35,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:35,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:35,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:35,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:35,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:35,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:35,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:34" (1/1) ... [2019-11-26 17:03:35,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:35,086 INFO L168 Benchmark]: Toolchain (without parser) took 726.35 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 996.8 MB in the end (delta: -35.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:35,087 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 17:03:35,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 547.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:35,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:35,106 INFO L168 Benchmark]: Boogie Preprocessor took 25.91 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. [2019-11-26 17:03:35,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 547.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 25.91 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:38,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:38,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:38,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:38,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:38,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:38,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:39,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:39,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:39,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:39,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:39,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:39,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:39,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:39,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:39,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:39,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:39,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:39,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:39,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:39,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:39,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:39,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:39,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:39,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:39,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:39,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:39,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:39,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:39,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:39,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:39,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:39,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:39,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:39,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:39,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:39,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:39,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:39,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:39,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:39,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:39,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:39,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:39,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:39,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:39,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:39,163 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:39,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:39,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:39,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:39,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:39,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:39,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:39,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:39,170 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:39,171 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:39,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:39,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:39,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:39,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:39,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:39,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:39,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:39,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:39,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:39,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:39,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:39,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:39,180 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:39,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:39,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:39,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:39,182 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 -> c28500fb39e284eb130c0904f2ebec477741685a [2019-11-26 17:03:39,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:39,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:39,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:39,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:39,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:39,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/while_infinite_loop_1.c [2019-11-26 17:03:40,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5fe3c39/62fb12ee8da7421eb36fd97f5deeee92/FLAGfae11c203 [2019-11-26 17:03:41,055 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:41,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/while_infinite_loop_1.c [2019-11-26 17:03:41,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5fe3c39/62fb12ee8da7421eb36fd97f5deeee92/FLAGfae11c203 [2019-11-26 17:03:41,117 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5fe3c39/62fb12ee8da7421eb36fd97f5deeee92 [2019-11-26 17:03:41,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:41,131 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:41,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:41,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:41,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:41,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41, skipping insertion in model container [2019-11-26 17:03:41,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:41,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:41,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:41,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:41,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:41,666 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:41,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41 WrapperNode [2019-11-26 17:03:41,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:41,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:41,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:41,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:41,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:41,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:41,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:41,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:41,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:41" (1/1) ... [2019-11-26 17:03:41,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:41,901 INFO L168 Benchmark]: Toolchain (without parser) took 751.24 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:41,905 INFO L168 Benchmark]: CDTParser took 2.81 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. [2019-11-26 17:03:41,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:41,914 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:41,917 INFO L168 Benchmark]: Boogie Preprocessor took 40.04 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:41,928 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 531.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 40.04 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...