./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 32f26835 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 0.1.24-32f2683 [2019-11-24 21:03:03,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:03:03,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:03:03,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:03:03,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:03:03,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:03:03,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:03:03,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:03:03,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:03:03,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:03:03,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:03:03,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:03:03,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:03:03,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:03:03,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:03:03,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:03:03,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:03:03,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:03:03,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:03:03,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:03:03,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:03:03,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:03:03,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:03:03,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:03:03,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:03:03,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:03:03,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:03:03,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:03:03,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:03:03,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:03:03,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:03:03,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:03:03,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:03:03,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:03:03,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:03:03,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:03:03,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:03:03,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:03:03,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:03:03,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:03:03,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:03:03,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:03:03,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:03:03,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:03:03,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:03:03,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:03:03,325 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:03:03,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:03:03,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:03:03,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:03:03,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:03:03,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:03:03,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:03:03,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:03:03,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:03:03,331 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:03:03,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:03:03,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:03:03,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:03:03,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:03:03,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:03:03,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:03:03,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:03:03,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:03:03,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:03:03,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:03:03,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:03:03,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:03:03,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:03:03,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:03:03,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:03:03,339 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 [2019-11-24 21:03:03,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:03:03,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:03:03,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:03:03,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:03:03,966 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:03:03,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-24 21:03:04,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67995749d/a624cd78027c4e6ba98f2a0fd2300585/FLAG367b7282a [2019-11-24 21:03:05,079 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:03:05,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-24 21:03:05,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67995749d/a624cd78027c4e6ba98f2a0fd2300585/FLAG367b7282a [2019-11-24 21:03:05,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67995749d/a624cd78027c4e6ba98f2a0fd2300585 [2019-11-24 21:03:05,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:03:05,391 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:03:05,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:05,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:03:05,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:03:05,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:05,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e3a7aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05, skipping insertion in model container [2019-11-24 21:03:05,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:05,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:03:05,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:03:05,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:05,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:03:05,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:05,914 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:03:05,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05 WrapperNode [2019-11-24 21:03:05,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:05,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:05,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:03:05,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:03:06,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:06,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:03:06,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:03:06,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:03:06,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:05" (1/1) ... [2019-11-24 21:03:06,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:03:06,202 INFO L168 Benchmark]: Toolchain (without parser) took 798.95 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. [2019-11-24 21:03:06,208 INFO L168 Benchmark]: CDTParser took 0.74 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. [2019-11-24 21:03:06,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.00 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. [2019-11-24 21:03:06,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.75 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 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:06,221 INFO L168 Benchmark]: Boogie Preprocessor took 67.48 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. [2019-11-24 21:03:06,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 523.00 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 193.75 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 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.48 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 0.1.24-32f2683 [2019-11-24 21:03:09,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:03:09,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:03:09,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:03:09,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:03:09,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:03:09,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:03:09,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:03:09,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:03:09,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:03:09,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:03:09,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:03:09,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:03:09,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:03:09,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:03:09,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:03:09,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:03:09,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:03:09,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:03:09,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:03:09,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:03:09,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:03:09,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:03:09,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:03:09,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:03:09,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:03:09,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:03:09,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:03:09,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:03:09,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:03:09,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:03:09,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:03:09,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:03:09,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:03:09,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:03:09,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:03:09,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:03:09,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:03:09,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:03:09,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:03:09,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:03:09,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:03:10,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:03:10,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:03:10,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:03:10,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:03:10,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:03:10,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:03:10,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:03:10,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:03:10,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:03:10,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:03:10,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:03:10,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:03:10,052 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:03:10,053 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:03:10,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:03:10,055 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:03:10,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:03:10,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:03:10,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:03:10,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:03:10,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:03:10,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:03:10,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:03:10,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:03:10,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:03:10,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:03:10,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:03:10,062 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:03:10,062 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:03:10,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:03:10,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:03:10,065 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 [2019-11-24 21:03:10,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:03:10,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:03:10,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:03:10,735 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:03:10,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:03:10,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-24 21:03:10,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b5f096d/5adad73bdb024e618bd9a85d6db3a579/FLAG66046d4f8 [2019-11-24 21:03:11,893 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:03:11,897 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-24 21:03:11,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b5f096d/5adad73bdb024e618bd9a85d6db3a579/FLAG66046d4f8 [2019-11-24 21:03:11,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b5f096d/5adad73bdb024e618bd9a85d6db3a579 [2019-11-24 21:03:11,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:03:11,971 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:03:11,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:11,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:03:11,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:03:11,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:11" (1/1) ... [2019-11-24 21:03:11,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa44881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:11, skipping insertion in model container [2019-11-24 21:03:11,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:11" (1/1) ... [2019-11-24 21:03:12,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:03:12,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:03:12,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:12,586 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:03:12,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:12,706 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:03:12,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12 WrapperNode [2019-11-24 21:03:12,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:12,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:12,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:03:12,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:03:12,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:12,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:12,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:12,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:03:12,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:03:12,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:03:12,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:12,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:13,002 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:13,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:13,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:13,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:13,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:12" (1/1) ... [2019-11-24 21:03:13,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:03:13,067 INFO L168 Benchmark]: Toolchain (without parser) took 1092.15 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. [2019-11-24 21:03:13,072 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-24 21:03:13,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.78 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. [2019-11-24 21:03:13,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.46 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. [2019-11-24 21:03:13,084 INFO L168 Benchmark]: Boogie Preprocessor took 98.70 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. [2019-11-24 21:03:13,095 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 735.78 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 248.46 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 98.70 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...