./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_3_4.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_3_4.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 3024f7383f4bf9660af0255bea67fcf260abd874 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_3_4.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 3024f7383f4bf9660af0255bea67fcf260abd874 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:49:25,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:49:25,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:49:25,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:49:25,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:49:25,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:49:25,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:49:25,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:49:25,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:49:25,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:49:25,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:49:25,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:49:25,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:49:25,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:49:25,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:49:25,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:49:25,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:49:25,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:49:25,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:49:25,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:49:25,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:49:25,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:49:25,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:49:25,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:49:25,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:49:25,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:49:25,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:49:25,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:49:25,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:49:25,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:49:25,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:49:25,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:49:25,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:49:25,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:49:25,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:49:25,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:49:25,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:49:25,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:49:25,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:49:25,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:49:25,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:49:25,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:49:25,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:49:25,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:49:25,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:49:25,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:49:25,292 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:49:25,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:49:25,293 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:49:25,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:49:25,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:49:25,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:49:25,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:49:25,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:49:25,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:49:25,298 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:49:25,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:49:25,298 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:49:25,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:49:25,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:49:25,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:49:25,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:49:25,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:49:25,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:49:25,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:49:25,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:49:25,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:49:25,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:49:25,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:49:25,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:49:25,304 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 -> 3024f7383f4bf9660af0255bea67fcf260abd874 [2019-11-25 22:49:25,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:49:25,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:49:25,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:49:25,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:49:25,800 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:49:25,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2019-11-25 22:49:25,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ca4a6e78/682a2082a4c142b393154cffae376515/FLAGf5d394dae [2019-11-25 22:49:26,597 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:49:26,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2019-11-25 22:49:26,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ca4a6e78/682a2082a4c142b393154cffae376515/FLAGf5d394dae [2019-11-25 22:49:26,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ca4a6e78/682a2082a4c142b393154cffae376515 [2019-11-25 22:49:26,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:49:26,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:49:26,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:26,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:49:26,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:49:26,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:26" (1/1) ... [2019-11-25 22:49:26,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@489f1e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:26, skipping insertion in model container [2019-11-25 22:49:26,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:26" (1/1) ... [2019-11-25 22:49:26,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:49:27,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:49:27,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:27,328 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:49:27,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:27,451 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:49:27,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27 WrapperNode [2019-11-25 22:49:27,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:27,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:27,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:49:27,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:49:27,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:27,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:49:27,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:49:27,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:49:27,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:49:27,579 INFO L168 Benchmark]: Toolchain (without parser) took 616.42 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 985.6 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:27,580 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:27,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 507.12 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 997.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:49:27,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.97 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:27,588 INFO L168 Benchmark]: Boogie Preprocessor took 44.89 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 985.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:49:27,595 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 507.12 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 997.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 54.97 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 44.89 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 985.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:49:30,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:49:30,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:49:30,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:49:30,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:49:30,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:49:30,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:49:30,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:49:30,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:49:30,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:49:30,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:49:30,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:49:30,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:49:30,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:49:30,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:49:30,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:49:30,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:49:30,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:49:30,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:49:30,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:49:30,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:49:30,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:49:30,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:49:30,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:49:30,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:49:30,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:49:30,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:49:30,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:49:30,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:49:30,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:49:30,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:49:30,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:49:30,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:49:30,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:49:30,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:49:30,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:49:30,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:49:30,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:49:30,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:49:30,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:49:30,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:49:30,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:49:30,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:49:30,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:49:30,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:49:30,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:49:30,543 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:49:30,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:49:30,543 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:49:30,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:49:30,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:49:30,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:49:30,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:49:30,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:49:30,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:49:30,547 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:49:30,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:49:30,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:49:30,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:49:30,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:49:30,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:49:30,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:49:30,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:49:30,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:49:30,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:49:30,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:49:30,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:49:30,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:49:30,552 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:49:30,553 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:49:30,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:49:30,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:49:30,555 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 -> 3024f7383f4bf9660af0255bea67fcf260abd874 [2019-11-25 22:49:30,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:49:30,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:49:31,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:49:31,008 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:49:31,008 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:49:31,012 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2019-11-25 22:49:31,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29e660f48/0810f1bf0d714a35839e94b659adec7a/FLAG9ae8ec82e [2019-11-25 22:49:31,808 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:49:31,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2019-11-25 22:49:31,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29e660f48/0810f1bf0d714a35839e94b659adec7a/FLAG9ae8ec82e [2019-11-25 22:49:32,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29e660f48/0810f1bf0d714a35839e94b659adec7a [2019-11-25 22:49:32,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:49:32,161 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:49:32,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:32,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:49:32,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:49:32,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e3a7aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32, skipping insertion in model container [2019-11-25 22:49:32,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:49:32,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:49:32,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:32,547 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:49:32,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:32,670 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:49:32,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32 WrapperNode [2019-11-25 22:49:32,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:32,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:32,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:49:32,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:49:32,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:32,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:49:32,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:49:32,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:49:32,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:32" (1/1) ... [2019-11-25 22:49:32,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:49:32,812 INFO L168 Benchmark]: Toolchain (without parser) took 641.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 989.9 MB in the end (delta: -26.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:32,814 INFO L168 Benchmark]: CDTParser took 0.33 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 22:49:32,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 997.0 MB in the end (delta: -33.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:49:32,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.56 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 22:49:32,821 INFO L168 Benchmark]: Boogie Preprocessor took 48.25 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 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. [2019-11-25 22:49:32,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 517.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 997.0 MB in the end (delta: -33.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 61.56 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. * Boogie Preprocessor took 48.25 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...