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/float_int_inv_square_false-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ec0f64e [2018-10-15 18:49:15,255 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 18:49:15,263 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 18:49:15,298 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 18:49:15,298 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 18:49:15,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 18:49:15,304 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 18:49:15,311 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 18:49:15,317 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 18:49:15,318 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 18:49:15,330 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 18:49:15,330 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 18:49:15,335 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 18:49:15,336 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 18:49:15,338 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 18:49:15,344 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 18:49:15,345 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 18:49:15,357 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 18:49:15,364 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 18:49:15,366 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 18:49:15,370 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 18:49:15,375 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 18:49:15,380 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-15 18:49:15,380 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-15 18:49:15,388 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-15 18:49:15,389 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-15 18:49:15,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-15 18:49:15,395 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-15 18:49:15,400 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-15 18:49:15,401 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-15 18:49:15,401 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-15 18:49:15,405 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-15 18:49:15,405 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 18:49:15,406 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 18:49:15,409 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 18:49:15,410 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 18:49:15,413 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 [2018-10-15 18:49:15,466 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 18:49:15,467 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 18:49:15,468 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-15 18:49:15,468 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-15 18:49:15,475 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 18:49:15,475 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 18:49:15,475 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 18:49:15,475 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 18:49:15,476 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-15 18:49:15,481 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 18:49:15,481 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-15 18:49:15,482 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 18:49:15,482 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-15 18:49:15,482 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 18:49:15,482 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-15 18:49:15,482 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-15 18:49:15,484 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-15 18:49:15,485 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-15 18:49:15,485 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 18:49:15,488 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 18:49:15,488 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 18:49:15,488 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 18:49:15,489 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 18:49:15,489 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 18:49:15,489 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 18:49:15,489 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-15 18:49:15,489 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-15 18:49:15,490 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 18:49:15,490 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 18:49:15,490 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-15 18:49:15,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 18:49:15,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 18:49:15,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 18:49:15,684 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 18:49:15,684 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 18:49:15,685 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/float_int_inv_square_false-unreach-call_true-termination.c [2018-10-15 18:49:15,814 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a39a6d1/f9ba04f228f145e9a9628a91eb0ed1a3/FLAG6a926f0e3 [2018-10-15 18:49:16,790 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 18:49:16,796 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/float_int_inv_square_false-unreach-call_true-termination.c [2018-10-15 18:49:16,813 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a39a6d1/f9ba04f228f145e9a9628a91eb0ed1a3/FLAG6a926f0e3 [2018-10-15 18:49:16,855 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a39a6d1/f9ba04f228f145e9a9628a91eb0ed1a3 [2018-10-15 18:49:16,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 18:49:16,871 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 18:49:16,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 18:49:16,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 18:49:16,887 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 18:49:16,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:49:16" (1/1) ... [2018-10-15 18:49:16,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d3e129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:16, skipping insertion in model container [2018-10-15 18:49:16,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:49:16" (1/1) ... [2018-10-15 18:49:16,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 18:49:16,979 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 18:49:17,384 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 18:49:17,396 INFO L189 MainTranslator]: Completed pre-run [2018-10-15 18:49:17,439 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 18:49:17,476 INFO L193 MainTranslator]: Completed translation [2018-10-15 18:49:17,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:17 WrapperNode [2018-10-15 18:49:17,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-15 18:49:17,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-15 18:49:17,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-15 18:49:17,481 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-15 18:49:17,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:17" (1/1) ... [2018-10-15 18:49:17,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:17" (1/1) ... [2018-10-15 18:49:17,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:17" (1/1) ... [2018-10-15 18:49:17,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:17" (1/1) ... [2018-10-15 18:49:17,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:17" (1/1) ... [2018-10-15 18:49:17,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:17" (1/1) ... [2018-10-15 18:49:17,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:49:17" (1/1) ... [2018-10-15 18:49:17,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-15 18:49:17,565 INFO L168 Benchmark]: Toolchain (without parser) took 694.75 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: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. [2018-10-15 18:49:17,570 INFO L168 Benchmark]: CDTParser took 2.72 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. [2018-10-15 18:49:17,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.51 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: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. [2018-10-15 18:49:17,574 INFO L168 Benchmark]: Boogie Preprocessor took 78.20 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. [2018-10-15 18:49:17,586 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 2.72 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 607.51 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: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 78.20 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...