./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_1_8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_8.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 2e9eabaef1f2b99f50e18602924ca00b4cf8f91d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_8.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 2e9eabaef1f2b99f50e18602924ca00b4cf8f91d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:44:07,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:44:07,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:44:07,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:44:07,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:44:07,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:44:07,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:44:07,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:44:07,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:44:07,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:44:07,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:44:07,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:44:07,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:44:07,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:44:07,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:44:07,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:44:07,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:44:07,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:44:07,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:44:07,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:44:07,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:44:07,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:44:07,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:44:07,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:44:07,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:44:07,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:44:07,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:44:07,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:44:07,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:44:07,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:44:07,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:44:07,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:44:07,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:44:07,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:44:07,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:44:07,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:44:07,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:44:07,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:44:07,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:44:07,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:44:07,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:44:07,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:44:07,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:44:07,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:44:07,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:44:07,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:44:07,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:44:07,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:44:07,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:44:07,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:44:07,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:44:07,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:44:07,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:44:07,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:44:07,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:44:07,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:44:07,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:44:07,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:44:07,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:44:07,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:44:07,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:44:07,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:44:07,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:44:07,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:44:07,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:44:07,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:44:07,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:44:07,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:44:07,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:44:07,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:44:07,306 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 -> 2e9eabaef1f2b99f50e18602924ca00b4cf8f91d [2019-11-27 09:44:07,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:44:07,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:44:07,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:44:07,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:44:07,756 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:44:07,757 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2019-11-27 09:44:07,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d50581200/ed2349b361de4776a1d8431aa5ab691c/FLAG0c5960dd6 [2019-11-27 09:44:08,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:44:08,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2019-11-27 09:44:08,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d50581200/ed2349b361de4776a1d8431aa5ab691c/FLAG0c5960dd6 [2019-11-27 09:44:09,105 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d50581200/ed2349b361de4776a1d8431aa5ab691c [2019-11-27 09:44:09,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:44:09,115 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:44:09,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:09,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:44:09,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:44:09,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13a8e795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09, skipping insertion in model container [2019-11-27 09:44:09,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:44:09,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:44:09,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:09,587 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:44:09,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:09,647 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:44:09,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09 WrapperNode [2019-11-27 09:44:09,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:09,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:09,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:44:09,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:44:09,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:09,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:44:09,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:44:09,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:44:09,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:09" (1/1) ... [2019-11-27 09:44:09,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:44:09,826 INFO L168 Benchmark]: Toolchain (without parser) took 706.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:09,829 INFO L168 Benchmark]: CDTParser took 1.69 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. [2019-11-27 09:44:09,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.90 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. [2019-11-27 09:44:09,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:09,848 INFO L168 Benchmark]: Boogie Preprocessor took 48.76 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:09,861 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 529.90 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 120.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 48.76 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 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-da95e15 [2019-11-27 09:44:13,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:44:13,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:44:13,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:44:13,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:44:13,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:44:13,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:44:13,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:44:13,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:44:13,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:44:13,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:44:13,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:44:13,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:44:13,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:44:13,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:44:13,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:44:13,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:44:13,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:44:13,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:44:13,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:44:13,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:44:13,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:44:13,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:44:13,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:44:13,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:44:13,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:44:13,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:44:13,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:44:13,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:44:13,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:44:13,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:44:13,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:44:13,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:44:13,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:44:13,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:44:13,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:44:13,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:44:13,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:44:13,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:44:13,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:44:13,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:44:13,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:44:13,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:44:13,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:44:13,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:44:13,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:44:13,724 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:44:13,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:44:13,724 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:44:13,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:44:13,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:44:13,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:44:13,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:44:13,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:44:13,729 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:44:13,729 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:44:13,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:44:13,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:44:13,733 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:44:13,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:44:13,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:44:13,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:44:13,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:44:13,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:44:13,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:44:13,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:44:13,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:44:13,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:44:13,738 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:44:13,738 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:44:13,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:44:13,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:44:13,740 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 -> 2e9eabaef1f2b99f50e18602924ca00b4cf8f91d [2019-11-27 09:44:14,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:44:14,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:44:14,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:44:14,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:44:14,422 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:44:14,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2019-11-27 09:44:14,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dad12957a/51b12ac24d74493bb8696def7637837e/FLAGf2ce885c3 [2019-11-27 09:44:15,686 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:44:15,689 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2019-11-27 09:44:15,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dad12957a/51b12ac24d74493bb8696def7637837e/FLAGf2ce885c3 [2019-11-27 09:44:15,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dad12957a/51b12ac24d74493bb8696def7637837e [2019-11-27 09:44:15,798 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:44:15,809 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:44:15,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:15,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:44:15,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:44:15,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:15" (1/1) ... [2019-11-27 09:44:15,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d465a67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:15, skipping insertion in model container [2019-11-27 09:44:15,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:15" (1/1) ... [2019-11-27 09:44:15,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:44:15,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:44:16,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:16,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:44:16,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:16,705 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:44:16,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16 WrapperNode [2019-11-27 09:44:16,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:16,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:16,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:44:16,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:44:16,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:16,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:44:16,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:44:16,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:44:16,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:16" (1/1) ... [2019-11-27 09:44:16,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:44:16,850 INFO L168 Benchmark]: Toolchain (without parser) took 1043.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.6 MB in the end (delta: -22.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:16,864 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:16,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 890.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:16,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.01 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. [2019-11-27 09:44:16,871 INFO L168 Benchmark]: Boogie Preprocessor took 65.56 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. [2019-11-27 09:44:16,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 890.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 72.01 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 65.56 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...