java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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/filter2_alt_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8afb04a [2018-11-26 16:49:25,284 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 16:49:25,292 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 16:49:25,331 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 16:49:25,331 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 16:49:25,334 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 16:49:25,338 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 16:49:25,344 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 16:49:25,350 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 16:49:25,353 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 16:49:25,356 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 16:49:25,356 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 16:49:25,357 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 16:49:25,364 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 16:49:25,376 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 16:49:25,377 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 16:49:25,378 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 16:49:25,386 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 16:49:25,394 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 16:49:25,401 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 16:49:25,402 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 16:49:25,410 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 16:49:25,415 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 16:49:25,416 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 16:49:25,416 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 16:49:25,423 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 16:49:25,424 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 16:49:25,427 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 16:49:25,431 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 16:49:25,432 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 16:49:25,435 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 16:49:25,438 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 16:49:25,439 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 16:49:25,439 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 16:49:25,440 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 16:49:25,447 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 16:49:25,447 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 [2018-11-26 16:49:25,494 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 16:49:25,495 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 16:49:25,503 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 16:49:25,503 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 16:49:25,505 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 16:49:25,505 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 16:49:25,505 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 16:49:25,505 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 16:49:25,505 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 16:49:25,511 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 16:49:25,511 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 16:49:25,511 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 16:49:25,512 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-26 16:49:25,512 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 16:49:25,512 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-26 16:49:25,512 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 16:49:25,512 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 16:49:25,513 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 16:49:25,514 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-26 16:49:25,514 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 16:49:25,514 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 16:49:25,515 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 16:49:25,515 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 16:49:25,515 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 16:49:25,515 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 16:49:25,516 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 16:49:25,518 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-26 16:49:25,518 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 16:49:25,518 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 16:49:25,519 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 16:49:25,519 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-26 16:49:25,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 16:49:25,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 16:49:25,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 16:49:25,704 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 16:49:25,708 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 16:49:25,711 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/filter2_alt_true-unreach-call.c [2018-11-26 16:49:25,862 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113811f1d/fe00d84f60b440188d49dbdd562d9695/FLAGf615c2909 [2018-11-26 16:49:26,932 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 16:49:26,933 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter2_alt_true-unreach-call.c [2018-11-26 16:49:26,949 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113811f1d/fe00d84f60b440188d49dbdd562d9695/FLAGf615c2909 [2018-11-26 16:49:27,194 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/113811f1d/fe00d84f60b440188d49dbdd562d9695 [2018-11-26 16:49:27,220 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 16:49:27,226 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 16:49:27,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 16:49:27,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 16:49:27,240 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 16:49:27,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:27" (1/1) ... [2018-11-26 16:49:27,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151af6e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:27, skipping insertion in model container [2018-11-26 16:49:27,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:27" (1/1) ... [2018-11-26 16:49:27,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 16:49:27,352 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 16:49:27,971 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 16:49:27,986 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 16:49:28,063 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 16:49:28,142 INFO L195 MainTranslator]: Completed translation [2018-11-26 16:49:28,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28 WrapperNode [2018-11-26 16:49:28,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 16:49:28,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 16:49:28,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 16:49:28,148 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 16:49:28,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28" (1/1) ... [2018-11-26 16:49:28,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28" (1/1) ... [2018-11-26 16:49:28,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28" (1/1) ... [2018-11-26 16:49:28,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28" (1/1) ... [2018-11-26 16:49:28,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28" (1/1) ... [2018-11-26 16:49:28,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28" (1/1) ... [2018-11-26 16:49:28,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:28" (1/1) ... [2018-11-26 16:49:28,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 16:49:28,295 INFO L168 Benchmark]: Toolchain (without parser) took 1070.42 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. [2018-11-26 16:49:28,297 INFO L168 Benchmark]: CDTParser took 0.35 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. [2018-11-26 16:49:28,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 915.27 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. [2018-11-26 16:49:28,306 INFO L168 Benchmark]: Boogie Preprocessor took 135.36 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. [2018-11-26 16:49:28,312 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 0.35 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 915.27 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 135.36 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...