java -ea -Xmx4000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-benchs/sqrt_Householder_pseudoconstant_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cefbc9 [2018-11-05 00:46:24,898 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-05 00:46:24,912 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-05 00:46:24,945 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-05 00:46:24,946 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-05 00:46:24,950 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-05 00:46:24,952 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-05 00:46:24,956 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-05 00:46:24,962 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-05 00:46:24,968 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-05 00:46:24,969 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-05 00:46:24,970 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-05 00:46:24,976 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-05 00:46:24,977 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-05 00:46:24,985 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-05 00:46:24,986 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-05 00:46:24,987 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-05 00:46:25,003 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-05 00:46:25,010 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-05 00:46:25,012 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-05 00:46:25,018 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-05 00:46:25,019 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-05 00:46:25,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-05 00:46:25,048 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-05 00:46:25,048 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-05 00:46:25,054 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-05 00:46:25,055 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-05 00:46:25,056 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-05 00:46:25,106 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-05 00:46:25,106 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-05 00:46:25,107 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-05 00:46:25,107 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-05 00:46:25,115 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-05 00:46:25,115 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-05 00:46:25,115 INFO L133 SettingsManager]: * Use SBE=true [2018-11-05 00:46:25,115 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-05 00:46:25,115 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-05 00:46:25,116 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-05 00:46:25,116 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-05 00:46:25,116 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-05 00:46:25,116 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-05 00:46:25,116 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-05 00:46:25,121 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-05 00:46:25,121 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-05 00:46:25,121 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-05 00:46:25,121 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-05 00:46:25,122 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-05 00:46:25,122 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-05 00:46:25,122 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-05 00:46:25,122 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-05 00:46:25,122 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-05 00:46:25,123 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-05 00:46:25,123 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-05 00:46:25,123 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-05 00:46:25,123 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-05 00:46:25,123 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-05 00:46:25,129 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-05 00:46:25,129 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-05 00:46:25,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-05 00:46:25,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-05 00:46:25,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-05 00:46:25,301 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-05 00:46:25,301 INFO L276 PluginConnector]: CDTParser initialized [2018-11-05 00:46:25,302 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/sqrt_Householder_pseudoconstant_true-unreach-call.c [2018-11-05 00:46:25,444 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de60d25e4/57ad82fb274d490a9fa8e56136eeb7ad/FLAG78823a2d1 [2018-11-05 00:46:26,405 INFO L298 CDTParser]: Found 1 translation units. [2018-11-05 00:46:26,406 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sqrt_Householder_pseudoconstant_true-unreach-call.c [2018-11-05 00:46:26,430 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de60d25e4/57ad82fb274d490a9fa8e56136eeb7ad/FLAG78823a2d1 [2018-11-05 00:46:26,454 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de60d25e4/57ad82fb274d490a9fa8e56136eeb7ad [2018-11-05 00:46:26,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-05 00:46:26,482 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-05 00:46:26,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-05 00:46:26,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-05 00:46:26,493 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-05 00:46:26,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 12:46:26" (1/1) ... [2018-11-05 00:46:26,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a79e33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:26, skipping insertion in model container [2018-11-05 00:46:26,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 12:46:26" (1/1) ... [2018-11-05 00:46:26,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-05 00:46:26,598 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-05 00:46:27,147 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-05 00:46:27,161 INFO L189 MainTranslator]: Completed pre-run [2018-11-05 00:46:27,234 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-05 00:46:27,259 INFO L193 MainTranslator]: Completed translation [2018-11-05 00:46:27,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:27 WrapperNode [2018-11-05 00:46:27,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-05 00:46:27,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-05 00:46:27,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-05 00:46:27,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-05 00:46:27,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:27" (1/1) ... [2018-11-05 00:46:27,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:27" (1/1) ... [2018-11-05 00:46:27,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:27" (1/1) ... [2018-11-05 00:46:27,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:27" (1/1) ... [2018-11-05 00:46:27,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:27" (1/1) ... [2018-11-05 00:46:27,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:27" (1/1) ... [2018-11-05 00:46:27,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:46:27" (1/1) ... [2018-11-05 00:46:27,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-05 00:46:27,353 INFO L168 Benchmark]: Toolchain (without parser) took 875.11 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-05 00:46:27,360 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-05 00:46:27,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.25 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-05 00:46:27,366 INFO L168 Benchmark]: Boogie Preprocessor took 86.52 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-05 00:46:27,375 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 777.25 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 86.52 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...