./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_2_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 72ac9ef2919c90bc0529382edd84c1d0f1b36bd5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_2_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 72ac9ef2919c90bc0529382edd84c1d0f1b36bd5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:57:06,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:06,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:06,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:06,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:06,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:06,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:06,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:06,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:06,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:06,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:06,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:06,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:06,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:06,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:06,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:06,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:06,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:06,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:06,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:06,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:06,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:06,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:06,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:06,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:06,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:06,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:06,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:06,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:06,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:06,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:06,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:06,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:06,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:06,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:06,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:06,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:06,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:06,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:06,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:06,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:06,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:57:06,885 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:06,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:06,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:06,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:06,896 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:06,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:06,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:06,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:57:06,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:06,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:06,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:06,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:06,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:06,909 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:06,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:06,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:06,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:06,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:06,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:06,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:06,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:06,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:06,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:06,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:06,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:06,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:57:06,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:57:06,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:06,930 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 -> 72ac9ef2919c90bc0529382edd84c1d0f1b36bd5 [2019-11-26 16:57:07,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:07,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:07,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:07,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:07,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:07,475 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2019-11-26 16:57:07,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73668c173/b70feb8efbab4789880ca97e9ab319e4/FLAGcc53d25eb [2019-11-26 16:57:08,543 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:08,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2019-11-26 16:57:08,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73668c173/b70feb8efbab4789880ca97e9ab319e4/FLAGcc53d25eb [2019-11-26 16:57:08,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73668c173/b70feb8efbab4789880ca97e9ab319e4 [2019-11-26 16:57:08,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:08,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:08,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:08,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:08,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:08,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:08" (1/1) ... [2019-11-26 16:57:08,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65072a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:08, skipping insertion in model container [2019-11-26 16:57:08,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:08" (1/1) ... [2019-11-26 16:57:08,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:08,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:09,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:09,249 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:09,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:09,331 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:09,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09 WrapperNode [2019-11-26 16:57:09,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:09,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:09,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:09,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:09,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:09,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:09,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:09,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:09,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:09,620 INFO L168 Benchmark]: Toolchain (without parser) took 863.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:09,628 INFO L168 Benchmark]: CDTParser took 1.56 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. [2019-11-26 16:57:09,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.52 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:09,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:09,646 INFO L168 Benchmark]: Boogie Preprocessor took 70.40 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. [2019-11-26 16:57:09,657 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 572.52 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.40 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 0.1.24-025d5a2 [2019-11-26 16:57:13,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:13,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:13,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:13,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:13,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:13,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:13,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:13,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:13,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:13,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:13,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:13,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:13,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:13,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:13,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:13,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:13,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:13,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:13,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:13,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:13,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:13,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:13,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:13,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:13,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:13,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:13,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:13,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:13,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:13,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:13,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:13,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:13,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:13,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:13,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:13,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:13,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:13,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:13,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:13,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:13,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:57:13,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:13,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:13,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:13,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:13,632 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:13,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:13,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:13,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:13,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:13,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:13,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:13,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:13,638 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:57:13,639 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:57:13,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:13,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:13,642 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:13,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:13,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:13,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:13,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:13,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:13,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:13,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:13,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:13,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:13,650 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:57:13,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:57:13,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:13,652 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:57:13,653 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 -> 72ac9ef2919c90bc0529382edd84c1d0f1b36bd5 [2019-11-26 16:57:14,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:14,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:14,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:14,311 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:14,314 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:14,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2019-11-26 16:57:14,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ef6771d/f693ae5b63cb4cc3a3a0de976526072a/FLAG9b7564aa8 [2019-11-26 16:57:15,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:15,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2019-11-26 16:57:15,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ef6771d/f693ae5b63cb4cc3a3a0de976526072a/FLAG9b7564aa8 [2019-11-26 16:57:15,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ef6771d/f693ae5b63cb4cc3a3a0de976526072a [2019-11-26 16:57:15,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:15,609 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:15,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:15,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:15,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:15,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:15" (1/1) ... [2019-11-26 16:57:15,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f01879f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:15, skipping insertion in model container [2019-11-26 16:57:15,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:15" (1/1) ... [2019-11-26 16:57:15,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:15,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:16,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:16,088 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:16,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:16,180 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:16,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16 WrapperNode [2019-11-26 16:57:16,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:16,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:16,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:16,188 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:16,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:16,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:16,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:16,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:16,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:16,437 INFO L168 Benchmark]: Toolchain (without parser) took 824.08 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:16,440 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 16:57:16,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.08 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. [2019-11-26 16:57:16,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.76 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:16,450 INFO L168 Benchmark]: Boogie Preprocessor took 83.81 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:16,460 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 567.08 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 160.76 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.81 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...