./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_3.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_3.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 fb233913130bc4b60e85f66c80efffe03ad93c4c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_3.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 fb233913130bc4b60e85f66c80efffe03ad93c4c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:57:07,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:07,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:07,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:07,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:07,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:07,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:07,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:07,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:07,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:07,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:07,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:07,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:07,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:07,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:07,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:07,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:07,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:07,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:07,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:07,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:07,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:07,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:07,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:07,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:07,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:07,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:07,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:07,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:07,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:07,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:07,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:07,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:07,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:07,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:07,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:07,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:07,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:07,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:07,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:07,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:07,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:57:07,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:07,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:07,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:07,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:07,404 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:07,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:07,404 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:07,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:57:07,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:07,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:07,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:07,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:07,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:07,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:07,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:07,408 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:07,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:07,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:07,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:07,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:07,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:07,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:07,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:07,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:07,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:07,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:57:07,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:57:07,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:07,416 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 -> fb233913130bc4b60e85f66c80efffe03ad93c4c [2019-11-26 16:57:08,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:08,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:08,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:08,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:08,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:08,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2019-11-26 16:57:08,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3cdfd43b/a9f178fa8e4d474aa791b29bb3d34e8f/FLAG9cdba8002 [2019-11-26 16:57:09,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:09,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2019-11-26 16:57:09,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3cdfd43b/a9f178fa8e4d474aa791b29bb3d34e8f/FLAG9cdba8002 [2019-11-26 16:57:09,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3cdfd43b/a9f178fa8e4d474aa791b29bb3d34e8f [2019-11-26 16:57:09,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:09,355 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:09,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:09,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:09,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:09,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f01879f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:09, skipping insertion in model container [2019-11-26 16:57:09,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:09" (1/1) ... [2019-11-26 16:57:09,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:09,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:09,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:09,966 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:10,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:10,063 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:10,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10 WrapperNode [2019-11-26 16:57:10,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:10,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:10,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:10,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:10,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:10,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:10,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:10,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:10,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:10,343 INFO L168 Benchmark]: Toolchain (without parser) took 973.21 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:10,346 INFO L168 Benchmark]: CDTParser took 2.95 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:10,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.97 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:10,355 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.41 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 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:10,356 INFO L168 Benchmark]: Boogie Preprocessor took 65.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:10,369 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 706.97 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 190.41 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 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. 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 16:57:14,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:14,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:14,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:14,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:14,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:14,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:14,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:14,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:14,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:14,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:14,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:14,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:14,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:14,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:14,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:14,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:14,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:14,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:14,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:14,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:14,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:14,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:14,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:14,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:14,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:14,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:14,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:14,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:14,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:14,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:14,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:14,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:14,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:14,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:14,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:14,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:14,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:14,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:14,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:14,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:14,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:57:14,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:14,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:14,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:14,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:14,659 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:14,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:14,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:14,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:14,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:14,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:14,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:14,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:14,666 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:57:14,667 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:57:14,667 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:14,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:14,667 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:14,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:14,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:14,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:14,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:14,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:14,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:14,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:14,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:14,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:14,677 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:57:14,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:57:14,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:14,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:57:14,679 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 -> fb233913130bc4b60e85f66c80efffe03ad93c4c [2019-11-26 16:57:15,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:15,218 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:15,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:15,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:15,232 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:15,233 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2019-11-26 16:57:15,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24832c5aa/919b73ddbf304281b8fed5f77d8baeb1/FLAGaeca460ed [2019-11-26 16:57:16,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:16,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2019-11-26 16:57:16,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24832c5aa/919b73ddbf304281b8fed5f77d8baeb1/FLAGaeca460ed [2019-11-26 16:57:16,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24832c5aa/919b73ddbf304281b8fed5f77d8baeb1 [2019-11-26 16:57:16,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:16,700 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:16,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:16,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:16,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:16,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc99dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:16, skipping insertion in model container [2019-11-26 16:57:16,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:16" (1/1) ... [2019-11-26 16:57:16,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:16,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:17,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:17,205 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:17,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:17,291 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:17,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17 WrapperNode [2019-11-26 16:57:17,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:17,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:17,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:17,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:17,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:17,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:17,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:17,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:17,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:17,567 INFO L168 Benchmark]: Toolchain (without parser) took 864.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:17,571 INFO L168 Benchmark]: CDTParser took 0.29 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 16:57:17,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.56 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:17,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:17,591 INFO L168 Benchmark]: Boogie Preprocessor took 80.79 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:17,601 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 593.56 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 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 174.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.79 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...