./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_1.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_1.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 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1.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 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:57:05,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:05,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:05,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:05,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:05,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:05,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:05,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:05,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:05,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:05,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:05,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:05,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:05,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:05,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:05,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:05,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:05,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:05,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:05,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:05,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:05,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:05,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:05,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:05,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:05,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:05,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:05,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:05,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:05,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:05,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:05,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:05,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:05,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:05,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:05,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:05,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:05,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:05,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:05,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:05,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:05,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:57:05,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:05,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:05,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:05,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:05,880 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:05,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:05,880 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:05,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:57:05,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:05,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:05,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:05,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:05,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:05,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:05,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:05,885 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:05,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:05,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:05,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:05,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:05,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:05,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:05,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:05,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:05,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:05,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:57:05,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:57:05,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:05,892 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 -> 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f [2019-11-26 16:57:06,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:06,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:06,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:06,354 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:06,355 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:06,355 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-26 16:57:06,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260cc6f3b/e241381344ca4ec698abeb81d872fbde/FLAG1cb47d1d2 [2019-11-26 16:57:07,157 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:07,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-26 16:57:07,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260cc6f3b/e241381344ca4ec698abeb81d872fbde/FLAG1cb47d1d2 [2019-11-26 16:57:07,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260cc6f3b/e241381344ca4ec698abeb81d872fbde [2019-11-26 16:57:07,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:07,487 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:07,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:07,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:07,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:07,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:07,505 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 26.11 04:57:07, skipping insertion in model container [2019-11-26 16:57:07,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:07,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:07,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:07,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:07,856 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:07,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:07,972 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:07,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07 WrapperNode [2019-11-26 16:57:07,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:07,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:07,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:07,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:07,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:07,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:08,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:08,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:08,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:08,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:08,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:08,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:08,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:08,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:08,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:08,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:08,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:07" (1/1) ... [2019-11-26 16:57:08,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:08,077 INFO L168 Benchmark]: Toolchain (without parser) took 586.00 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:08,079 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 16:57:08,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 484.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:08,084 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.13 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:08,085 INFO L168 Benchmark]: Boogie Preprocessor took 42.85 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 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. [2019-11-26 16:57:08,092 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 484.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 42.13 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 42.85 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 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 0.1.24-025d5a2 [2019-11-26 16:57:10,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:10,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:10,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:10,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:10,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:10,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:10,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:10,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:10,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:10,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:10,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:10,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:10,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:10,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:10,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:10,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:10,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:10,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:10,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:10,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:10,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:10,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:10,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:10,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:10,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:10,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:10,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:10,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:10,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:10,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:10,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:10,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:10,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:10,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:10,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:10,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:10,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:10,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:10,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:10,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:10,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:57:10,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:10,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:10,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:10,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:10,915 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:10,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:10,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:10,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:10,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:10,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:10,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:10,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:10,921 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:57:10,921 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:57:10,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:10,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:10,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:10,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:10,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:10,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:10,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:10,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:10,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:10,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:10,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:10,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:10,924 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:57:10,924 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:57:10,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:10,926 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:57:10,927 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 -> 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f [2019-11-26 16:57:11,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:11,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:11,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:11,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:11,408 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:11,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-26 16:57:11,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e572af5ec/d208a91e24ed494e9300ed85f57bd3d2/FLAG9089ff83e [2019-11-26 16:57:12,216 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:12,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-26 16:57:12,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e572af5ec/d208a91e24ed494e9300ed85f57bd3d2/FLAG9089ff83e [2019-11-26 16:57:12,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e572af5ec/d208a91e24ed494e9300ed85f57bd3d2 [2019-11-26 16:57:12,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:12,548 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:12,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:12,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:12,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:12,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:12,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6529b377 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12, skipping insertion in model container [2019-11-26 16:57:12,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:12,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:12,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:12,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:12,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:12,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:13,082 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:13,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13 WrapperNode [2019-11-26 16:57:13,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:13,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:13,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:13,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:13,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:13,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:13,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:13,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:13,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:13" (1/1) ... [2019-11-26 16:57:13,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:13,201 INFO L168 Benchmark]: Toolchain (without parser) took 653.30 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 985.4 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:13,203 INFO L168 Benchmark]: CDTParser took 3.79 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. [2019-11-26 16:57:13,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.69 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 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:13,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.29 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 16:57:13,224 INFO L168 Benchmark]: Boogie Preprocessor took 53.22 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:13,231 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.79 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 533.69 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 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 52.29 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. * Boogie Preprocessor took 53.22 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 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...