./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_4.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_2_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 c6ebcad508768cfd23c1e789e2415fe511a2a196 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 c6ebcad508768cfd23c1e789e2415fe511a2a196 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:44:19,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:44:19,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:44:19,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:44:19,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:44:19,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:44:19,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:44:19,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:44:19,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:44:19,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:44:19,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:44:19,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:44:19,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:44:19,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:44:19,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:44:19,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:44:19,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:44:19,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:44:19,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:44:19,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:44:19,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:44:19,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:44:19,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:44:19,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:44:19,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:44:19,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:44:19,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:44:19,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:44:19,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:44:19,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:44:19,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:44:19,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:44:19,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:44:19,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:44:19,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:44:19,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:44:19,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:44:19,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:44:19,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:44:19,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:44:19,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:44:19,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:44:19,895 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:44:19,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:44:19,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:44:19,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:44:19,900 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:44:19,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:44:19,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:44:19,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:44:19,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:44:19,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:44:19,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:44:19,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:44:19,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:44:19,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:44:19,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:44:19,906 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:44:19,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:44:19,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:44:19,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:44:19,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:44:19,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:44:19,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:44:19,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:44:19,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:44:19,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:44:19,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:44:19,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:44:19,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:44:19,913 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 -> c6ebcad508768cfd23c1e789e2415fe511a2a196 [2019-11-27 09:44:20,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:44:20,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:44:20,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:44:20,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:44:20,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:44:20,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-27 09:44:20,403 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6700da34/d5cfaefcb32e4cb4acb87e36f96def7a/FLAG9629b415b [2019-11-27 09:44:21,095 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:44:21,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-27 09:44:21,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6700da34/d5cfaefcb32e4cb4acb87e36f96def7a/FLAG9629b415b [2019-11-27 09:44:21,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6700da34/d5cfaefcb32e4cb4acb87e36f96def7a [2019-11-27 09:44:21,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:44:21,435 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:44:21,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:21,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:44:21,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:44:21,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,452 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 27.11 09:44:21, skipping insertion in model container [2019-11-27 09:44:21,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:44:21,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:44:21,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:21,780 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:44:21,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:21,882 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:44:21,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21 WrapperNode [2019-11-27 09:44:21,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:21,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:21,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:44:21,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:44:21,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:21,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:44:21,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:44:21,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:44:21,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:44:21,999 INFO L168 Benchmark]: Toolchain (without parser) took 556.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.3 MB in the end (delta: -32.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:22,001 INFO L168 Benchmark]: CDTParser took 1.97 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 09:44:22,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 444.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 997.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:22,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.33 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:22,014 INFO L168 Benchmark]: Boogie Preprocessor took 46.00 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. [2019-11-27 09:44:22,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.97 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 444.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 997.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 58.33 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.00 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. 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 09:44:24,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:44:24,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:44:24,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:44:24,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:44:24,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:44:24,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:44:24,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:44:24,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:44:24,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:44:24,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:44:24,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:44:24,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:44:24,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:44:24,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:44:24,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:44:24,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:44:24,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:44:24,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:44:24,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:44:24,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:44:24,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:44:24,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:44:24,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:44:24,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:44:24,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:44:24,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:44:24,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:44:24,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:44:24,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:44:24,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:44:24,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:44:24,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:44:24,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:44:24,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:44:24,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:44:24,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:44:24,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:44:24,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:44:24,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:44:24,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:44:24,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:44:24,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:44:24,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:44:24,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:44:24,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:44:24,915 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:44:24,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:44:24,918 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:44:24,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:44:24,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:44:24,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:44:24,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:44:24,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:44:24,920 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:44:24,921 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:44:24,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:44:24,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:44:24,921 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:44:24,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:44:24,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:44:24,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:44:24,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:44:24,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:44:24,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:44:24,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:44:24,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:44:24,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:44:24,926 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:44:24,926 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:44:24,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:44:24,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:44:24,928 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 -> c6ebcad508768cfd23c1e789e2415fe511a2a196 [2019-11-27 09:44:25,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:44:25,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:44:25,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:44:25,444 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:44:25,446 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:44:25,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-27 09:44:25,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af6f007d/bbc1cc21276840d091fd369568140edc/FLAGd6be3b5cb [2019-11-27 09:44:26,308 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:44:26,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-27 09:44:26,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af6f007d/bbc1cc21276840d091fd369568140edc/FLAGd6be3b5cb [2019-11-27 09:44:26,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af6f007d/bbc1cc21276840d091fd369568140edc [2019-11-27 09:44:26,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:44:26,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:44:26,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:26,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:44:26,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:44:26,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2802928b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26, skipping insertion in model container [2019-11-27 09:44:26,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:44:26,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:44:27,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:27,055 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:44:27,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:27,135 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:44:27,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27 WrapperNode [2019-11-27 09:44:27,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:27,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:27,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:44:27,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:44:27,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:27,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:44:27,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:44:27,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:44:27,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:27" (1/1) ... [2019-11-27 09:44:27,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:44:27,338 INFO L168 Benchmark]: Toolchain (without parser) took 696.45 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 991.2 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:27,340 INFO L168 Benchmark]: CDTParser took 0.32 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 09:44:27,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 494.32 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. [2019-11-27 09:44:27,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.87 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 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:27,358 INFO L168 Benchmark]: Boogie Preprocessor took 55.47 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. [2019-11-27 09:44:27,369 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 494.32 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 137.87 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 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 55.47 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...