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 0.1.23-38cac3e [2018-11-27 09:08:55,222 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 09:08:55,224 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 09:08:55,269 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 09:08:55,269 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 09:08:55,276 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 09:08:55,278 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 09:08:55,286 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 09:08:55,291 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 09:08:55,296 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 09:08:55,297 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 09:08:55,297 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 09:08:55,305 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 09:08:55,307 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 09:08:55,318 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 09:08:55,324 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 09:08:55,325 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 09:08:55,335 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 09:08:55,340 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 09:08:55,347 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 09:08:55,353 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 09:08:55,361 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 09:08:55,369 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 09:08:55,369 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 09:08:55,373 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 09:08:55,374 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 09:08:55,375 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 09:08:55,384 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 09:08:55,385 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 09:08:55,387 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 09:08:55,391 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 09:08:55,396 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 09:08:55,396 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 09:08:55,398 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 09:08:55,402 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 09:08:55,405 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 09:08:55,405 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 [2018-11-27 09:08:55,460 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 09:08:55,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 09:08:55,472 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 09:08:55,472 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 09:08:55,474 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 09:08:55,474 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 09:08:55,474 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 09:08:55,475 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 09:08:55,475 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-27 09:08:55,475 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 09:08:55,476 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-27 09:08:55,476 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 09:08:55,476 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-27 09:08:55,476 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 09:08:55,482 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-27 09:08:55,482 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-27 09:08:55,482 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-27 09:08:55,483 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 09:08:55,483 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-27 09:08:55,483 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 09:08:55,486 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 09:08:55,486 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 09:08:55,486 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 09:08:55,487 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 09:08:55,487 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 09:08:55,487 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 09:08:55,487 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-27 09:08:55,488 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-27 09:08:55,488 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 09:08:55,488 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-27 09:08:55,492 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-27 09:08:55,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 09:08:55,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 09:08:55,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 09:08:55,644 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 09:08:55,645 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 09:08:55,646 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/filter2_alt_true-unreach-call.c [2018-11-27 09:08:55,812 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f9c877/269a7f9bceac4aca92262524bc848dcb/FLAG641def97c [2018-11-27 09:08:56,968 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 09:08:56,970 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter2_alt_true-unreach-call.c [2018-11-27 09:08:56,980 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f9c877/269a7f9bceac4aca92262524bc848dcb/FLAG641def97c [2018-11-27 09:08:57,196 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f9c877/269a7f9bceac4aca92262524bc848dcb [2018-11-27 09:08:57,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 09:08:57,213 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 09:08:57,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 09:08:57,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 09:08:57,233 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 09:08:57,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:08:57" (1/1) ... [2018-11-27 09:08:57,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c511033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:57, skipping insertion in model container [2018-11-27 09:08:57,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:08:57" (1/1) ... [2018-11-27 09:08:57,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 09:08:57,321 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 09:08:57,912 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:08:57,938 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 09:08:58,025 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:08:58,090 INFO L195 MainTranslator]: Completed translation [2018-11-27 09:08:58,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:58 WrapperNode [2018-11-27 09:08:58,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 09:08:58,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-27 09:08:58,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-27 09:08:58,092 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-27 09:08:58,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:58" (1/1) ... [2018-11-27 09:08:58,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:58" (1/1) ... [2018-11-27 09:08:58,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:58" (1/1) ... [2018-11-27 09:08:58,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:58" (1/1) ... [2018-11-27 09:08:58,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:58" (1/1) ... [2018-11-27 09:08:58,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:58" (1/1) ... [2018-11-27 09:08:58,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:58" (1/1) ... [2018-11-27 09:08:58,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-27 09:08:58,225 INFO L168 Benchmark]: Toolchain (without parser) took 1012.78 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. [2018-11-27 09:08:58,235 INFO L168 Benchmark]: CDTParser took 3.04 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. [2018-11-27 09:08:58,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 872.94 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. [2018-11-27 09:08:58,241 INFO L168 Benchmark]: Boogie Preprocessor took 128.83 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. [2018-11-27 09:08:58,249 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 3.04 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 872.94 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 128.83 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...