./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/nested3-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/nested3-2.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 8edb8387913ee1a48ba3ff9f6403c3c9fc63b0a9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/nested3-2.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 8edb8387913ee1a48ba3ff9f6403c3c9fc63b0a9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:57:22,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:22,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:22,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:22,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:22,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:22,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:22,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:22,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:22,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:22,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:22,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:22,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:22,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:22,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:22,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:22,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:22,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:22,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:22,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:22,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:22,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:22,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:22,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:22,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:22,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:22,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:22,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:22,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:22,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:22,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:22,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:22,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:22,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:22,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:22,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:22,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:22,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:22,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:22,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:22,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:22,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:57:22,424 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:22,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:22,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:22,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:22,431 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:22,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:22,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:22,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:57:22,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:22,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:22,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:22,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:22,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:22,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:22,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:22,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:22,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:22,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:22,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:22,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:22,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:22,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:22,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:22,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:22,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:22,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:57:22,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:57:22,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:22,449 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 -> 8edb8387913ee1a48ba3ff9f6403c3c9fc63b0a9 [2019-11-25 22:57:23,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:23,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:23,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:23,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:23,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:23,063 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/nested3-2.c [2019-11-25 22:57:23,224 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f80851d11/ace674872fe54e24a3f81dffab95b343/FLAGda6cfe14e [2019-11-25 22:57:24,255 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:24,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-2.c [2019-11-25 22:57:24,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f80851d11/ace674872fe54e24a3f81dffab95b343/FLAGda6cfe14e [2019-11-25 22:57:24,311 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f80851d11/ace674872fe54e24a3f81dffab95b343 [2019-11-25 22:57:24,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:24,324 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:24,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:24,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:24,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:24,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:24,348 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 25.11 10:57:24, skipping insertion in model container [2019-11-25 22:57:24,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:24,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:24,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:24,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:24,841 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:24,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:24,912 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:24,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24 WrapperNode [2019-11-25 22:57:24,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:24,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:24,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:24,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:24,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:24,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:25,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:25,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:25,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:25,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:25,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:25,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:25,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:25,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:25,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:25,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:25,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:24" (1/1) ... [2019-11-25 22:57:25,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:25,165 INFO L168 Benchmark]: Toolchain (without parser) took 824.93 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 991.3 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:25,167 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 22:57:25,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.15 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:25,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:25,178 INFO L168 Benchmark]: Boogie Preprocessor took 57.19 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. [2019-11-25 22:57:25,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 591.15 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 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 161.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.19 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 0.1.24-65d6cd2 [2019-11-25 22:57:29,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:29,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:29,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:29,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:29,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:29,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:29,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:29,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:29,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:29,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:29,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:29,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:29,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:29,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:29,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:29,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:29,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:29,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:29,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:29,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:29,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:29,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:29,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:29,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:29,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:29,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:29,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:29,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:29,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:29,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:29,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:29,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:29,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:29,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:29,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:29,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:29,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:29,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:29,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:29,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:29,245 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:57:29,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:29,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:29,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:29,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:29,297 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:29,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:29,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:29,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:29,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:29,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:29,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:29,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:29,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:57:29,304 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:57:29,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:29,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:29,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:29,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:29,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:29,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:29,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:29,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:29,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:29,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:29,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:29,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:29,312 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:57:29,313 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:57:29,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:29,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:57:29,317 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 -> 8edb8387913ee1a48ba3ff9f6403c3c9fc63b0a9 [2019-11-25 22:57:29,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:29,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:29,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:29,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:29,984 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:29,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/nested3-2.c [2019-11-25 22:57:30,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce862f84f/dc1278d129a34d05b44db17f67924357/FLAG3d464d201 [2019-11-25 22:57:31,132 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:31,134 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-2.c [2019-11-25 22:57:31,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce862f84f/dc1278d129a34d05b44db17f67924357/FLAG3d464d201 [2019-11-25 22:57:31,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce862f84f/dc1278d129a34d05b44db17f67924357 [2019-11-25 22:57:31,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:31,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:31,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:31,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:31,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:31,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:31,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a98191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31, skipping insertion in model container [2019-11-25 22:57:31,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:31,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:31,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:31,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:31,870 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:31,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:31,955 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:31,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31 WrapperNode [2019-11-25 22:57:31,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:31,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:31,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:31,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:31,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:32,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:32,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:32,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:32,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:31" (1/1) ... [2019-11-25 22:57:32,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:32,276 INFO L168 Benchmark]: Toolchain (without parser) took 937.00 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. [2019-11-25 22:57:32,280 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-25 22:57:32,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.61 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. [2019-11-25 22:57:32,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.37 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. [2019-11-25 22:57:32,292 INFO L168 Benchmark]: Boogie Preprocessor took 79.66 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. [2019-11-25 22:57:32,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 619.61 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 229.37 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 79.66 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...