./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test29-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/test29-2.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 5a0b8f7221e31cc2cda01831098deec15967e67b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/test29-2.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 5a0b8f7221e31cc2cda01831098deec15967e67b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:49:09,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:09,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:09,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:09,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:09,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:09,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:09,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:09,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:09,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:09,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:09,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:09,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:09,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:09,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:09,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:09,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:09,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:09,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:09,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:09,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:09,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:09,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:09,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:09,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:09,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:09,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:09,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:09,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:09,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:09,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:09,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:09,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:09,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:09,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:09,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:09,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:09,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:09,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:09,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:09,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:09,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:09,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:09,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:09,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:09,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:09,459 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:09,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:09,461 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:09,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:09,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:09,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:09,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:09,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:09,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:09,464 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:09,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:09,466 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:09,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:09,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:09,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:09,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:09,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:09,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:09,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:09,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:09,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:09,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:09,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:09,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:09,470 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 -> 5a0b8f7221e31cc2cda01831098deec15967e67b [2019-11-27 09:49:09,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:09,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:09,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:09,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:09,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:09,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test29-2.c [2019-11-27 09:49:10,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e12a6c255/1166dd5d474c490a8da47007f1dbdbfe/FLAG224cfe5bd [2019-11-27 09:49:10,722 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:10,723 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test29-2.c [2019-11-27 09:49:10,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e12a6c255/1166dd5d474c490a8da47007f1dbdbfe/FLAG224cfe5bd [2019-11-27 09:49:11,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e12a6c255/1166dd5d474c490a8da47007f1dbdbfe [2019-11-27 09:49:11,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:11,085 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:11,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:11,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:11,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:11,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11, skipping insertion in model container [2019-11-27 09:49:11,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:11,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:11,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:11,421 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:11,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:11,459 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:11,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11 WrapperNode [2019-11-27 09:49:11,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:11,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:11,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:11,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:11,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:11,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:11,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:11,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:11,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:11" (1/1) ... [2019-11-27 09:49:11,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:11,651 INFO L168 Benchmark]: Toolchain (without parser) took 565.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.8 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:11,653 INFO L168 Benchmark]: CDTParser took 1.77 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 09:49:11,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.63 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:11,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 995.5 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:11,662 INFO L168 Benchmark]: Boogie Preprocessor took 57.22 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:11,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.77 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 374.63 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.7 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 126.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 995.5 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.22 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.8 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 09:49:14,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:14,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:14,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:14,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:14,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:14,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:14,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:14,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:14,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:14,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:14,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:14,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:14,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:14,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:14,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:14,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:14,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:14,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:14,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:14,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:14,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:14,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:14,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:14,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:14,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:14,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:14,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:14,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:14,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:14,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:14,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:14,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:14,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:14,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:14,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:14,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:14,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:14,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:14,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:14,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:14,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:14,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:14,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:14,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:14,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:14,548 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:14,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:14,549 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:14,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:14,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:14,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:14,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:14,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:14,550 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:14,551 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:14,553 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:14,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:14,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:14,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:14,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:14,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:14,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:14,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:14,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:14,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:14,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:14,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:14,556 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:14,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:14,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:14,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:14,561 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 -> 5a0b8f7221e31cc2cda01831098deec15967e67b [2019-11-27 09:49:14,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:15,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:15,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:15,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:15,023 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:15,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test29-2.c [2019-11-27 09:49:15,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e995e9217/68fcefa4390a4a8e9ae903b3f923e0b9/FLAG3c07679a6 [2019-11-27 09:49:15,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:15,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test29-2.c [2019-11-27 09:49:15,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e995e9217/68fcefa4390a4a8e9ae903b3f923e0b9/FLAG3c07679a6 [2019-11-27 09:49:16,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e995e9217/68fcefa4390a4a8e9ae903b3f923e0b9 [2019-11-27 09:49:16,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:16,161 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:16,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:16,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:16,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:16,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16, skipping insertion in model container [2019-11-27 09:49:16,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:16,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:16,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:16,575 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:16,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:16,705 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:16,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16 WrapperNode [2019-11-27 09:49:16,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:16,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:16,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:16,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:16,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:16,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:16,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:16,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:16,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:16" (1/1) ... [2019-11-27 09:49:16,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:16,844 INFO L168 Benchmark]: Toolchain (without parser) took 680.87 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 985.5 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:16,846 INFO L168 Benchmark]: CDTParser took 0.23 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 09:49:16,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 541.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:16,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.49 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:16,854 INFO L168 Benchmark]: Boogie Preprocessor took 60.76 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 985.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:16,866 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 541.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 71.49 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 60.76 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 985.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...