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/filter2_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1a42d6c [2018-10-18 20:07:12,150 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-18 20:07:12,155 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-18 20:07:12,189 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-18 20:07:12,189 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-18 20:07:12,193 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-18 20:07:12,195 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-18 20:07:12,201 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-18 20:07:12,206 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-18 20:07:12,209 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-18 20:07:12,210 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-18 20:07:12,210 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-18 20:07:12,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-18 20:07:12,218 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-18 20:07:12,229 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-18 20:07:12,230 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-18 20:07:12,231 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-18 20:07:12,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-18 20:07:12,245 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-18 20:07:12,252 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-18 20:07:12,254 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-18 20:07:12,255 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-18 20:07:12,267 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-18 20:07:12,267 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-18 20:07:12,268 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-18 20:07:12,270 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-18 20:07:12,272 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-18 20:07:12,273 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-18 20:07:12,274 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-18 20:07:12,279 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-18 20:07:12,279 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-18 20:07:12,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-18 20:07:12,280 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-18 20:07:12,284 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-18 20:07:12,285 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-18 20:07:12,286 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-18 20:07:12,286 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 [2018-10-18 20:07:12,331 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-18 20:07:12,331 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-18 20:07:12,335 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-18 20:07:12,336 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-18 20:07:12,341 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-18 20:07:12,341 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-18 20:07:12,345 INFO L133 SettingsManager]: * Use SBE=true [2018-10-18 20:07:12,345 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-18 20:07:12,346 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-18 20:07:12,346 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-18 20:07:12,346 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-18 20:07:12,346 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-18 20:07:12,346 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-18 20:07:12,347 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-18 20:07:12,347 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-18 20:07:12,347 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-18 20:07:12,347 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-18 20:07:12,347 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-18 20:07:12,348 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-18 20:07:12,350 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-18 20:07:12,350 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-18 20:07:12,350 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-18 20:07:12,351 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-18 20:07:12,351 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-18 20:07:12,351 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-18 20:07:12,351 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-18 20:07:12,351 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-18 20:07:12,356 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-18 20:07:12,356 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-18 20:07:12,356 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-18 20:07:12,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-18 20:07:12,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-18 20:07:12,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-18 20:07:12,530 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-18 20:07:12,531 INFO L276 PluginConnector]: CDTParser initialized [2018-10-18 20:07:12,534 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/filter2_true-unreach-call_true-termination.c [2018-10-18 20:07:12,685 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b614de9/4c69be8dfcba49e9883473b1882a4d77/FLAGa1af30729 [2018-10-18 20:07:13,749 INFO L298 CDTParser]: Found 1 translation units. [2018-10-18 20:07:13,752 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter2_true-unreach-call_true-termination.c [2018-10-18 20:07:13,773 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b614de9/4c69be8dfcba49e9883473b1882a4d77/FLAGa1af30729 [2018-10-18 20:07:13,817 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b614de9/4c69be8dfcba49e9883473b1882a4d77 [2018-10-18 20:07:13,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-18 20:07:13,837 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-18 20:07:13,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-18 20:07:13,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-18 20:07:13,856 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-18 20:07:13,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 08:07:13" (1/1) ... [2018-10-18 20:07:13,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e1c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:13, skipping insertion in model container [2018-10-18 20:07:13,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 08:07:13" (1/1) ... [2018-10-18 20:07:13,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-18 20:07:13,954 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-18 20:07:14,358 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-18 20:07:14,374 INFO L189 MainTranslator]: Completed pre-run [2018-10-18 20:07:14,420 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-18 20:07:14,439 INFO L193 MainTranslator]: Completed translation [2018-10-18 20:07:14,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:14 WrapperNode [2018-10-18 20:07:14,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-18 20:07:14,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-18 20:07:14,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-18 20:07:14,441 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-18 20:07:14,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:14" (1/1) ... [2018-10-18 20:07:14,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:14" (1/1) ... [2018-10-18 20:07:14,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:14" (1/1) ... [2018-10-18 20:07:14,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:14" (1/1) ... [2018-10-18 20:07:14,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:14" (1/1) ... [2018-10-18 20:07:14,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:14" (1/1) ... [2018-10-18 20:07:14,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:07:14" (1/1) ... [2018-10-18 20:07:14,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-18 20:07:14,500 INFO L168 Benchmark]: Toolchain (without parser) took 666.52 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. [2018-10-18 20:07:14,506 INFO L168 Benchmark]: CDTParser took 0.30 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. [2018-10-18 20:07:14,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.72 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. [2018-10-18 20:07:14,509 INFO L168 Benchmark]: Boogie Preprocessor took 55.29 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. [2018-10-18 20:07:14,520 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 0.30 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 597.72 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 55.29 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...