./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_4.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6ebcad508768cfd23c1e789e2415fe511a2a196 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cdfpl/newton_2_4.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6ebcad508768cfd23c1e789e2415fe511a2a196 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:57:08,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:08,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:08,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:08,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:08,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:08,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:08,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:08,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:08,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:08,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:08,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:08,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:08,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:08,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:08,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:08,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:08,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:08,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:08,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:08,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:08,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:08,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:08,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:08,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:08,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:08,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:08,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:08,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:08,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:08,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:08,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:08,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:08,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:08,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:08,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:08,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:08,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:08,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:08,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:08,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:08,519 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:57:08,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:08,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:08,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:08,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:08,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:08,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:08,570 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:08,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:57:08,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:08,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:08,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:08,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:08,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:08,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:08,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:08,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:08,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:08,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:08,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:08,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:08,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:08,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:08,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:08,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:08,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:08,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:57:08,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:57:08,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:08,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6ebcad508768cfd23c1e789e2415fe511a2a196 [2019-11-26 16:57:09,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:09,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:09,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:09,166 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:09,168 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:09,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-26 16:57:09,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb274621/c4f4e4a612f0402192ef90e9e759a029/FLAG09c8bdad5 [2019-11-26 16:57:10,286 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:10,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-26 16:57:10,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb274621/c4f4e4a612f0402192ef90e9e759a029/FLAG09c8bdad5 [2019-11-26 16:57:10,345 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb274621/c4f4e4a612f0402192ef90e9e759a029 [2019-11-26 16:57:10,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:10,359 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:10,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:10,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:10,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:10,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287c1f00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:10, skipping insertion in model container [2019-11-26 16:57:10,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:10" (1/1) ... [2019-11-26 16:57:10,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:10,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:10,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:10,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:11,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:11,051 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:11,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11 WrapperNode [2019-11-26 16:57:11,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:11,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:11,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:11,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:11,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:11,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:11,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:11,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:11,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:11" (1/1) ... [2019-11-26 16:57:11,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:11,353 INFO L168 Benchmark]: Toolchain (without parser) took 987.14 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 16:57:11,358 INFO L168 Benchmark]: CDTParser took 1.59 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 16:57:11,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.74 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 16:57:11,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.99 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:11,367 INFO L168 Benchmark]: Boogie Preprocessor took 93.24 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:11,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 690.74 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 189.99 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.24 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:57:15,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:15,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:15,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:15,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:15,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:15,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:15,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:15,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:15,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:15,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:15,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:15,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:15,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:15,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:15,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:15,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:15,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:15,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:15,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:15,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:15,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:15,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:15,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:15,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:15,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:15,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:15,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:15,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:15,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:15,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:15,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:15,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:15,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:15,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:15,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:15,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:15,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:15,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:15,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:15,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:15,586 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:57:15,638 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:15,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:15,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:15,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:15,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:15,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:15,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:15,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:15,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:15,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:15,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:15,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:15,657 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:57:15,658 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:57:15,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:15,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:15,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:15,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:15,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:15,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:15,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:15,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:15,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:15,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:15,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:15,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:15,670 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:57:15,670 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:57:15,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:15,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:57:15,673 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6ebcad508768cfd23c1e789e2415fe511a2a196 [2019-11-26 16:57:16,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:16,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:16,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:16,301 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:16,303 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:16,305 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-26 16:57:16,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b92c48496/f7d126b6ca874952b21738ac41003ffe/FLAG0e5cde8b0 [2019-11-26 16:57:17,425 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:17,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-26 16:57:17,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b92c48496/f7d126b6ca874952b21738ac41003ffe/FLAG0e5cde8b0 [2019-11-26 16:57:17,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b92c48496/f7d126b6ca874952b21738ac41003ffe [2019-11-26 16:57:17,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:17,647 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:17,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:17,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:17,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:17,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b329d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:17, skipping insertion in model container [2019-11-26 16:57:17,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:17" (1/1) ... [2019-11-26 16:57:17,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:17,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:18,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:18,217 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:18,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:18,324 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:18,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18 WrapperNode [2019-11-26 16:57:18,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:18,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:18,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:18,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:18,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:18,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:18,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:18,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:18,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:18,639 INFO L168 Benchmark]: Toolchain (without parser) took 991.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:18,644 INFO L168 Benchmark]: CDTParser took 2.81 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 16:57:18,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.51 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 16:57:18,653 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.74 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:18,655 INFO L168 Benchmark]: Boogie Preprocessor took 100.72 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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 16:57:18,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 677.51 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 202.74 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.72 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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...