./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_3_8.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_3_8.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 2602ec85874add80e06b2692c2aa37caac725410 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_3_8.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 2602ec85874add80e06b2692c2aa37caac725410 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:57:17,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:17,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:17,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:17,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:17,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:17,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:17,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:17,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:17,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:17,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:17,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:17,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:17,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:17,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:17,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:17,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:17,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:17,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:17,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:17,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:17,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:17,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:17,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:17,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:17,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:17,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:17,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:17,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:17,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:17,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:17,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:17,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:17,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:17,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:17,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:17,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:17,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:17,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:17,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:17,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:17,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:57:17,379 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:17,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:17,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:17,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:17,386 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:17,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:17,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:17,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:57:17,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:17,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:17,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:17,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:17,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:17,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:17,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:17,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:17,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:17,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:17,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:17,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:17,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:17,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:17,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:17,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:17,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:17,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:57:17,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:57:17,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:17,401 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 -> 2602ec85874add80e06b2692c2aa37caac725410 [2019-11-26 16:57:17,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:17,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:17,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:18,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:18,001 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:18,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2019-11-26 16:57:18,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b51cbf7d2/2fe44348af5a4dad870fd344530c28a4/FLAG8333e739e [2019-11-26 16:57:19,191 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:19,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2019-11-26 16:57:19,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b51cbf7d2/2fe44348af5a4dad870fd344530c28a4/FLAG8333e739e [2019-11-26 16:57:19,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b51cbf7d2/2fe44348af5a4dad870fd344530c28a4 [2019-11-26 16:57:19,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:19,494 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:19,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:19,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:19,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:19,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,515 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 04:57:19, skipping insertion in model container [2019-11-26 16:57:19,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:19,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:20,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:20,029 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:20,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:20,102 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:20,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20 WrapperNode [2019-11-26 16:57:20,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:20,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:20,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:20,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:20,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:20,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:20,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:20,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:20,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:20" (1/1) ... [2019-11-26 16:57:20,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:20,372 INFO L168 Benchmark]: Toolchain (without parser) took 874.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 991.3 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:20,376 INFO L168 Benchmark]: CDTParser took 0.41 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 16:57:20,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.44 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 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 16:57:20,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.50 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 997.1 MB in the end (delta: -42.6 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:20,398 INFO L168 Benchmark]: Boogie Preprocessor took 63.96 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:20,408 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 609.44 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 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 186.50 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 997.1 MB in the end (delta: -42.6 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.96 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:57:24,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:24,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:24,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:24,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:24,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:24,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:24,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:24,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:24,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:24,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:24,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:24,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:24,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:24,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:24,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:24,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:24,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:24,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:24,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:24,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:24,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:24,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:24,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:24,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:24,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:24,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:24,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:24,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:24,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:24,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:24,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:24,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:24,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:24,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:24,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:24,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:24,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:24,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:24,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:24,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:24,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:57:24,467 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:24,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:24,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:24,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:24,474 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:24,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:24,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:24,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:24,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:24,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:24,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:24,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:24,481 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:57:24,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:57:24,482 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:24,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:24,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:24,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:24,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:24,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:24,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:24,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:24,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:24,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:24,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:24,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:24,489 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:57:24,491 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:57:24,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:24,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:57:24,493 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 -> 2602ec85874add80e06b2692c2aa37caac725410 [2019-11-26 16:57:25,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:25,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:25,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:25,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:25,044 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:25,047 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2019-11-26 16:57:25,201 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81b8f549/ce42229e2f8147d184a36caf064a26ae/FLAGcfb76bed1 [2019-11-26 16:57:26,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:26,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2019-11-26 16:57:26,221 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81b8f549/ce42229e2f8147d184a36caf064a26ae/FLAGcfb76bed1 [2019-11-26 16:57:26,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81b8f549/ce42229e2f8147d184a36caf064a26ae [2019-11-26 16:57:26,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:26,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:26,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:26,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:26,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:26,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:26" (1/1) ... [2019-11-26 16:57:26,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:26, skipping insertion in model container [2019-11-26 16:57:26,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:26" (1/1) ... [2019-11-26 16:57:26,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:26,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:26,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:26,983 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:27,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:27,095 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:27,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27 WrapperNode [2019-11-26 16:57:27,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:27,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:27,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:27,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:27,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:27,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:27,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:27,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:27,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:27" (1/1) ... [2019-11-26 16:57:27,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:27,389 INFO L168 Benchmark]: Toolchain (without parser) took 983.86 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 16:57:27,390 INFO L168 Benchmark]: CDTParser took 0.39 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 16:57:27,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:27,413 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 991.3 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:27,414 INFO L168 Benchmark]: Boogie Preprocessor took 76.67 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 16:57:27,423 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 695.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 991.3 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.67 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...