java -ea -Xmx2000000000 -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_Bitvector.epf -i ../../../trunk/examples/svcomp/float-benchs/sqrt_Householder_constant_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dddd7a2 [2018-10-11 10:14:46,546 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 10:14:46,550 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 10:14:46,597 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 10:14:46,598 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 10:14:46,599 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 10:14:46,603 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 10:14:46,609 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 10:14:46,633 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 10:14:46,643 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 10:14:46,646 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 10:14:46,646 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 10:14:46,654 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 10:14:46,655 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 10:14:46,662 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 10:14:46,665 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 10:14:46,666 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 10:14:46,674 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 10:14:46,687 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 10:14:46,694 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 10:14:46,698 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 10:14:46,702 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 10:14:46,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-11 10:14:46,724 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 10:14:46,728 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 10:14:46,731 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 10:14:46,731 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 10:14:46,732 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-11 10:14:46,782 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 10:14:46,788 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 10:14:46,789 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 10:14:46,789 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 10:14:46,795 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 10:14:46,795 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 10:14:46,795 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 10:14:46,796 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 10:14:46,796 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 10:14:46,796 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 10:14:46,796 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 10:14:46,796 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 10:14:46,796 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 10:14:46,799 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 10:14:46,799 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-11 10:14:46,799 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-11 10:14:46,799 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 10:14:46,800 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 10:14:46,800 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 10:14:46,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 10:14:46,805 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 10:14:46,805 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 10:14:46,806 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 10:14:46,806 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 10:14:46,806 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 10:14:46,806 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 10:14:46,806 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 10:14:46,807 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-11 10:14:46,807 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 10:14:46,807 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-11 10:14:46,807 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-11 10:14:46,808 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 10:14:46,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 10:14:46,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 10:14:46,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 10:14:46,965 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 10:14:46,966 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 10:14:46,967 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/sqrt_Householder_constant_true-unreach-call.c [2018-10-11 10:14:47,557 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0ae2afe/4df0723cbacd47548f90f37d8993fadb/FLAG76c675850 [2018-10-11 10:14:47,997 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 10:14:47,997 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sqrt_Householder_constant_true-unreach-call.c [2018-10-11 10:14:48,016 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0ae2afe/4df0723cbacd47548f90f37d8993fadb/FLAG76c675850 [2018-10-11 10:14:48,054 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0ae2afe/4df0723cbacd47548f90f37d8993fadb [2018-10-11 10:14:48,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 10:14:48,084 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 10:14:48,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 10:14:48,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 10:14:48,095 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 10:14:48,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fc1d809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48, skipping insertion in model container [2018-10-11 10:14:48,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 10:14:48,188 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 10:14:48,630 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 10:14:48,652 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 10:14:48,711 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 10:14:48,743 INFO L193 MainTranslator]: Completed translation [2018-10-11 10:14:48,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48 WrapperNode [2018-10-11 10:14:48,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 10:14:48,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 10:14:48,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 10:14:48,745 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 10:14:48,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:48" (1/1) ... [2018-10-11 10:14:48,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 10:14:48,876 INFO L168 Benchmark]: Toolchain (without parser) took 794.15 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 10:14:48,879 INFO L168 Benchmark]: CDTParser took 2.32 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 10:14:48,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.94 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 10:14:48,884 INFO L168 Benchmark]: Boogie Preprocessor took 120.49 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 10:14:48,893 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 2.32 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 655.94 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 120.49 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...