./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/nested3-1.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-crafted-1/nested3-1.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 594ba4aeacec389754ff212a63ec9b38d149a0fa ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-crafted-1/nested3-1.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 594ba4aeacec389754ff212a63ec9b38d149a0fa ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:04:49,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:49,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:49,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:49,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:49,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:49,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:49,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:49,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:49,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:49,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:49,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:49,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:49,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:49,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:49,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:49,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:49,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:49,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:49,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:49,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:49,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:49,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:49,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:49,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:49,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:49,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:49,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:49,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:49,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:49,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:49,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:49,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:49,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:49,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:49,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:49,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:49,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:49,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:49,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:49,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:49,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:49,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:49,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:49,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:49,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:49,482 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:49,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:49,485 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:49,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:49,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:49,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:49,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:49,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:49,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:49,490 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:49,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:49,491 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:49,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:49,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:49,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:49,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:49,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:49,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:49,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:49,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:49,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:49,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:49,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:49,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:49,499 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 -> 594ba4aeacec389754ff212a63ec9b38d149a0fa [2019-11-26 17:04:50,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:50,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:50,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:50,062 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:50,065 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:50,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/nested3-1.c [2019-11-26 17:04:50,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bfa96bed/18bd6088ef064c65a7ed043915bfa6ee/FLAG862e725fd [2019-11-26 17:04:51,243 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:51,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-1.c [2019-11-26 17:04:51,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bfa96bed/18bd6088ef064c65a7ed043915bfa6ee/FLAG862e725fd [2019-11-26 17:04:51,302 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bfa96bed/18bd6088ef064c65a7ed043915bfa6ee [2019-11-26 17:04:51,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:51,316 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:51,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:51,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:51,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:51,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:51,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51, skipping insertion in model container [2019-11-26 17:04:51,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:51,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:51,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:51,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:51,842 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:51,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:51,893 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:51,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51 WrapperNode [2019-11-26 17:04:51,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:51,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:51,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:51,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:51,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:51,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:52,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:52,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:52,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:52,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:52,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:52,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:52,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:52,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:52,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:52,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:52,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:51" (1/1) ... [2019-11-26 17:04:52,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:52,125 INFO L168 Benchmark]: Toolchain (without parser) took 800.32 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 17:04:52,129 INFO L168 Benchmark]: CDTParser took 2.59 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 17:04:52,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.02 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 17:04:52,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:52,149 INFO L168 Benchmark]: Boogie Preprocessor took 62.07 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 17:04:52,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 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 574.02 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 155.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 62.07 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:56,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:56,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:56,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:56,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:56,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:56,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:56,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:56,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:56,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:56,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:56,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:56,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:56,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:56,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:56,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:56,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:56,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:56,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:56,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:56,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:56,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:56,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:56,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:56,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:56,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:56,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:56,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:56,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:56,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:56,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:56,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:56,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:56,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:56,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:56,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:56,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:56,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:56,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:56,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:56,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:56,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:56,220 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:56,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:56,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:56,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:56,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:56,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:56,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:56,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:56,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:56,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:56,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:56,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:56,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:56,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:56,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:56,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:56,236 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:56,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:56,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:56,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:56,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:56,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:56,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:56,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:56,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:56,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:56,242 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:56,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:56,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:56,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:56,246 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 -> 594ba4aeacec389754ff212a63ec9b38d149a0fa [2019-11-26 17:04:56,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:56,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:56,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:56,851 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:56,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:56,853 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/nested3-1.c [2019-11-26 17:04:57,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fba8a9eb/72886d8f7cfc46e4a8e7d29d5598142a/FLAG677dc8c6e [2019-11-26 17:04:57,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:57,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-1.c [2019-11-26 17:04:58,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fba8a9eb/72886d8f7cfc46e4a8e7d29d5598142a/FLAG677dc8c6e [2019-11-26 17:04:58,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fba8a9eb/72886d8f7cfc46e4a8e7d29d5598142a [2019-11-26 17:04:58,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:58,181 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:58,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:58,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:58,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:58,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:58,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216a4388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58, skipping insertion in model container [2019-11-26 17:04:58,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:58,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:58,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:58,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:58,734 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:58,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:58,810 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:58,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58 WrapperNode [2019-11-26 17:04:58,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:58,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:58,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:58,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:58,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:58,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:58,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:58,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:58,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:58,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:58,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:58,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:58,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:58,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:58,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:59,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:59,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:58" (1/1) ... [2019-11-26 17:04:59,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:59,036 INFO L168 Benchmark]: Toolchain (without parser) took 837.86 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. [2019-11-26 17:04:59,038 INFO L168 Benchmark]: CDTParser took 0.71 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. [2019-11-26 17:04:59,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:59,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:59,049 INFO L168 Benchmark]: Boogie Preprocessor took 54.36 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 17:04:59,061 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 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 622.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 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 148.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.36 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...