./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench/freire2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench/freire2.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 30689778d55a79f9fe352193122f8e3d18bcc1bb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/nla-digbench/freire2.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 30689778d55a79f9fe352193122f8e3d18bcc1bb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:11:29,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:11:29,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:11:29,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:11:29,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:11:29,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:11:29,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:11:29,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:11:29,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:11:29,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:11:29,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:11:29,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:11:29,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:11:29,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:11:29,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:11:29,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:11:29,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:11:29,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:11:29,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:11:29,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:11:29,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:11:29,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:11:29,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:11:29,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:11:29,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:11:29,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:11:29,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:11:29,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:11:29,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:11:29,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:11:29,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:11:29,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:11:29,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:11:29,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:11:29,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:11:29,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:11:29,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:11:29,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:11:29,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:11:29,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:11:29,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:11:29,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:11:29,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:11:29,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:11:29,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:11:29,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:11:29,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:11:29,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:11:29,372 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:11:29,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:11:29,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:11:29,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:11:29,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:11:29,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:11:29,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:11:29,376 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:11:29,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:11:29,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:11:29,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:11:29,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:11:29,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:11:29,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:11:29,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:11:29,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:11:29,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:11:29,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:11:29,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:11:29,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:11:29,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:11:29,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:11:29,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:11:29,382 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 -> 30689778d55a79f9fe352193122f8e3d18bcc1bb [2019-11-24 21:11:29,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:11:29,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:11:29,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:11:29,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:11:29,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:11:29,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/freire2.c [2019-11-24 21:11:29,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6269f05/ce6b5c4a643c497ba9e10f302c32aa34/FLAGe1434fbdd [2019-11-24 21:11:30,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:11:30,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/freire2.c [2019-11-24 21:11:30,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6269f05/ce6b5c4a643c497ba9e10f302c32aa34/FLAGe1434fbdd [2019-11-24 21:11:30,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6269f05/ce6b5c4a643c497ba9e10f302c32aa34 [2019-11-24 21:11:30,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:11:31,000 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:11:31,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:11:31,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:11:31,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:11:31,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:11:30" (1/1) ... [2019-11-24 21:11:31,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31, skipping insertion in model container [2019-11-24 21:11:31,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:11:30" (1/1) ... [2019-11-24 21:11:31,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:11:31,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:11:31,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:11:31,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:11:31,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:11:31,522 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:11:31,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31 WrapperNode [2019-11-24 21:11:31,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:11:31,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:11:31,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:11:31,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:11:31,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:11:31,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:11:31,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:11:31,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:11:31,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:31" (1/1) ... [2019-11-24 21:11:31,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:11:31,631 INFO L168 Benchmark]: Toolchain (without parser) took 628.01 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 991.5 MB in the end (delta: -31.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:11:31,632 INFO L168 Benchmark]: CDTParser took 3.14 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. [2019-11-24 21:11:31,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.25 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 991.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:11:31,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.89 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:11:31,652 INFO L168 Benchmark]: Boogie Preprocessor took 56.41 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:11:31,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.14 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 516.25 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 991.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 39.89 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 56.41 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:11:34,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:11:34,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:11:34,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:11:34,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:11:34,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:11:34,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:11:34,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:11:34,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:11:34,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:11:34,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:11:34,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:11:34,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:11:34,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:11:34,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:11:34,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:11:34,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:11:34,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:11:34,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:11:34,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:11:34,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:11:34,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:11:34,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:11:34,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:11:34,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:11:34,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:11:34,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:11:34,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:11:34,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:11:34,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:11:34,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:11:34,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:11:34,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:11:34,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:11:34,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:11:34,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:11:34,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:11:34,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:11:34,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:11:34,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:11:34,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:11:34,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:11:34,484 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:11:34,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:11:34,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:11:34,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:11:34,494 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:11:34,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:11:34,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:11:34,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:11:34,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:11:34,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:11:34,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:11:34,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:11:34,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:11:34,497 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:11:34,497 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:11:34,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:11:34,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:11:34,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:11:34,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:11:34,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:11:34,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:11:34,502 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:11:34,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:11:34,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:11:34,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:11:34,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:11:34,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:11:34,504 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:11:34,505 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:11:34,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:11:34,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:11:34,507 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 -> 30689778d55a79f9fe352193122f8e3d18bcc1bb [2019-11-24 21:11:34,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:11:34,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:11:34,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:11:34,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:11:34,983 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:11:34,984 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/freire2.c [2019-11-24 21:11:35,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/021a236c9/f0e45d79ad7f44baa72ad012e09bb983/FLAG80d84ce62 [2019-11-24 21:11:35,807 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:11:35,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/freire2.c [2019-11-24 21:11:35,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/021a236c9/f0e45d79ad7f44baa72ad012e09bb983/FLAG80d84ce62 [2019-11-24 21:11:36,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/021a236c9/f0e45d79ad7f44baa72ad012e09bb983 [2019-11-24 21:11:36,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:11:36,135 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:11:36,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:11:36,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:11:36,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:11:36,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36, skipping insertion in model container [2019-11-24 21:11:36,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:11:36,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:11:36,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:11:36,571 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:11:36,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:11:36,728 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:11:36,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36 WrapperNode [2019-11-24 21:11:36,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:11:36,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:11:36,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:11:36,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:11:36,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:11:36,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:11:36,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:11:36,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:11:36,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:11:36" (1/1) ... [2019-11-24 21:11:36,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:11:36,857 INFO L168 Benchmark]: Toolchain (without parser) took 718.51 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 989.9 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:11:36,858 INFO L168 Benchmark]: CDTParser took 1.22 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. [2019-11-24 21:11:36,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.30 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 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:11:36,861 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.85 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:11:36,861 INFO L168 Benchmark]: Boogie Preprocessor took 54.77 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:11:36,874 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 592.30 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 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 61.85 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.77 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...