./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_1_2.i --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/floats-cdfpl/newton_1_2.i -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 b8ecbeb256f9e93db9e3c1caf2e70b14230dc159 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/floats-cdfpl/newton_1_2.i -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 b8ecbeb256f9e93db9e3c1caf2e70b14230dc159 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:48:36,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:48:36,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:48:36,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:48:36,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:48:36,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:48:36,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:48:36,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:48:36,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:48:36,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:48:36,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:48:36,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:48:36,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:48:36,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:48:36,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:48:36,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:48:36,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:48:36,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:48:36,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:48:36,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:48:36,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:48:36,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:48:36,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:48:36,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:48:36,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:48:36,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:48:36,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:48:36,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:48:36,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:48:36,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:48:36,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:48:36,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:48:36,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:48:36,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:48:36,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:48:36,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:48:36,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:48:36,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:48:36,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:48:36,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:48:36,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:48:36,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:48:36,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:48:36,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:48:36,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:48:36,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:48:36,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:48:36,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:48:36,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:48:36,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:48:36,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:48:36,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:48:36,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:48:36,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:48:36,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:48:36,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:48:36,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:48:36,305 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:48:36,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:48:36,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:48:36,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:48:36,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:48:36,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:48:36,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:48:36,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:48:36,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:48:36,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:48:36,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:48:36,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:48:36,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:48:36,311 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 -> b8ecbeb256f9e93db9e3c1caf2e70b14230dc159 [2019-11-25 22:48:36,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:48:36,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:48:36,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:48:36,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:48:36,907 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:48:36,908 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_1_2.i [2019-11-25 22:48:37,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2809681d1/200e2d2eed2e40ef909e0140778e516e/FLAGeae080c85 [2019-11-25 22:48:38,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:48:38,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_1_2.i [2019-11-25 22:48:38,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2809681d1/200e2d2eed2e40ef909e0140778e516e/FLAGeae080c85 [2019-11-25 22:48:38,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2809681d1/200e2d2eed2e40ef909e0140778e516e [2019-11-25 22:48:38,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:48:38,461 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:48:38,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:48:38,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:48:38,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:48:38,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:48:38" (1/1) ... [2019-11-25 22:48:38,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12219ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:38, skipping insertion in model container [2019-11-25 22:48:38,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:48:38" (1/1) ... [2019-11-25 22:48:38,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:48:38,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:48:39,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:48:39,257 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:48:39,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:48:39,398 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:48:39,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39 WrapperNode [2019-11-25 22:48:39,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:48:39,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:48:39,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:48:39,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:48:39,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:48:39,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:48:39,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:48:39,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:48:39,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:39" (1/1) ... [2019-11-25 22:48:39,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:48:39,684 INFO L168 Benchmark]: Toolchain (without parser) took 1217.78 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 989.9 MB in the end (delta: -28.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:48:39,688 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 22:48:39,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 935.93 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 22:48:39,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.48 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 995.6 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:48:39,694 INFO L168 Benchmark]: Boogie Preprocessor took 51.48 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:48:39,720 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 935.93 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 221.48 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 995.6 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.48 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 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 22:48:44,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:48:44,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:48:44,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:48:44,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:48:44,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:48:44,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:48:44,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:48:44,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:48:44,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:48:44,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:48:44,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:48:44,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:48:44,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:48:44,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:48:44,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:48:44,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:48:44,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:48:44,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:48:44,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:48:44,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:48:44,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:48:44,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:48:44,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:48:44,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:48:44,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:48:44,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:48:44,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:48:44,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:48:44,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:48:44,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:48:44,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:48:44,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:48:44,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:48:44,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:48:44,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:48:44,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:48:44,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:48:44,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:48:44,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:48:44,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:48:44,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:48:44,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:48:44,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:48:44,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:48:44,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:48:44,676 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:48:44,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:48:44,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:48:44,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:48:44,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:48:44,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:48:44,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:48:44,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:48:44,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:48:44,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:48:44,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:48:44,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:48:44,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:48:44,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:48:44,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:48:44,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:48:44,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:48:44,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:48:44,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:48:44,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:48:44,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:48:44,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:48:44,697 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:48:44,698 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:48:44,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:48:44,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:48:44,702 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 -> b8ecbeb256f9e93db9e3c1caf2e70b14230dc159 [2019-11-25 22:48:45,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:48:45,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:48:45,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:48:45,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:48:45,478 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:48:45,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_1_2.i [2019-11-25 22:48:45,679 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e502785c/29a974aab59444fdba165d85d2434865/FLAGba5809798 [2019-11-25 22:48:46,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:48:46,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_1_2.i [2019-11-25 22:48:46,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e502785c/29a974aab59444fdba165d85d2434865/FLAGba5809798 [2019-11-25 22:48:46,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e502785c/29a974aab59444fdba165d85d2434865 [2019-11-25 22:48:46,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:48:46,888 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:48:46,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:48:46,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:48:46,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:48:46,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:48:46" (1/1) ... [2019-11-25 22:48:46,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12219ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:46, skipping insertion in model container [2019-11-25 22:48:46,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:48:46" (1/1) ... [2019-11-25 22:48:46,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:48:46,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:48:47,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:48:47,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:48:47,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:48:47,692 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:48:47,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47 WrapperNode [2019-11-25 22:48:47,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:48:47,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:48:47,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:48:47,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:48:47,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:48:47,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:48:47,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:48:47,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:48:47,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:48:47" (1/1) ... [2019-11-25 22:48:47,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:48:47,924 INFO L168 Benchmark]: Toolchain (without parser) took 1033.18 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 989.6 MB in the end (delta: -27.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:48:47,927 INFO L168 Benchmark]: CDTParser took 2.93 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 22:48:47,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 799.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:48:47,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.63 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:48:47,938 INFO L168 Benchmark]: Boogie Preprocessor took 103.62 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:48:47,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 799.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.63 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.62 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...