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_Bitvector.epf -i ../../../trunk/examples/svcomp/float-benchs/inv_square_int_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5eb5db4 [2018-10-16 08:33:50,564 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-16 08:33:50,566 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-16 08:33:50,599 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-16 08:33:50,599 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-16 08:33:50,601 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-16 08:33:50,610 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-16 08:33:50,615 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-16 08:33:50,616 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-16 08:33:50,623 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-16 08:33:50,627 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-16 08:33:50,628 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-16 08:33:50,629 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-16 08:33:50,636 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-16 08:33:50,637 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-16 08:33:50,649 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-16 08:33:50,650 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-16 08:33:50,658 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-16 08:33:50,666 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-16 08:33:50,667 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-16 08:33:50,674 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-16 08:33:50,679 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-16 08:33:50,687 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-16 08:33:50,687 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-16 08:33:50,687 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-16 08:33:50,688 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-16 08:33:50,689 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-16 08:33:50,693 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-16 08:33:50,694 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-16 08:33:50,700 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-16 08:33:50,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-16 08:33:50,706 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-16 08:33:50,706 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-16 08:33:50,706 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-16 08:33:50,707 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-16 08:33:50,713 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-16 08:33:50,714 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 [2018-10-16 08:33:50,763 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-16 08:33:50,764 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-16 08:33:50,767 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-16 08:33:50,767 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-16 08:33:50,771 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-16 08:33:50,771 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-16 08:33:50,771 INFO L133 SettingsManager]: * Use SBE=true [2018-10-16 08:33:50,771 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-16 08:33:50,772 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-16 08:33:50,776 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-16 08:33:50,776 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-16 08:33:50,776 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-16 08:33:50,777 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-16 08:33:50,777 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-16 08:33:50,777 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-16 08:33:50,777 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-16 08:33:50,777 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-16 08:33:50,778 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-16 08:33:50,778 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-16 08:33:50,778 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-16 08:33:50,778 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-16 08:33:50,778 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-16 08:33:50,783 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-16 08:33:50,783 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-16 08:33:50,783 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-16 08:33:50,784 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-16 08:33:50,784 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-16 08:33:50,784 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-16 08:33:50,784 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-16 08:33:50,784 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-16 08:33:50,785 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-16 08:33:50,785 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-16 08:33:50,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-16 08:33:50,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-16 08:33:50,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-16 08:33:50,951 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-16 08:33:50,952 INFO L276 PluginConnector]: CDTParser initialized [2018-10-16 08:33:50,958 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/inv_square_int_true-unreach-call_true-termination.c [2018-10-16 08:33:51,102 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18881c55b/7d96856068c2480684d5afec0469c2d5/FLAG90394c618 [2018-10-16 08:33:52,096 INFO L298 CDTParser]: Found 1 translation units. [2018-10-16 08:33:52,102 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/inv_square_int_true-unreach-call_true-termination.c [2018-10-16 08:33:52,119 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18881c55b/7d96856068c2480684d5afec0469c2d5/FLAG90394c618 [2018-10-16 08:33:52,160 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18881c55b/7d96856068c2480684d5afec0469c2d5 [2018-10-16 08:33:52,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-16 08:33:52,194 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-16 08:33:52,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-16 08:33:52,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-16 08:33:52,204 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-16 08:33:52,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c87c3a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52, skipping insertion in model container [2018-10-16 08:33:52,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-16 08:33:52,301 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-16 08:33:52,787 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 08:33:52,810 INFO L189 MainTranslator]: Completed pre-run [2018-10-16 08:33:52,859 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 08:33:52,896 INFO L193 MainTranslator]: Completed translation [2018-10-16 08:33:52,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52 WrapperNode [2018-10-16 08:33:52,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-16 08:33:52,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-16 08:33:52,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-16 08:33:52,898 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-16 08:33:52,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:33:52" (1/1) ... [2018-10-16 08:33:52,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-16 08:33:52,969 INFO L168 Benchmark]: Toolchain (without parser) took 779.81 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. [2018-10-16 08:33:52,975 INFO L168 Benchmark]: CDTParser took 0.37 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. [2018-10-16 08:33:52,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.35 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. [2018-10-16 08:33:52,977 INFO L168 Benchmark]: Boogie Preprocessor took 67.72 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. [2018-10-16 08:33:52,987 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 0.37 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 701.35 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 67.72 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...