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/interpolation2_true-unreach-call.c.p+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c854ea4 [2018-11-10 23:34:00,208 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 23:34:00,214 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 23:34:00,248 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 23:34:00,248 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 23:34:00,253 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 23:34:00,254 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 23:34:00,259 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 23:34:00,264 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 23:34:00,270 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 23:34:00,271 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 23:34:00,272 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 23:34:00,276 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 23:34:00,279 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 23:34:00,280 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 23:34:00,289 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 23:34:00,290 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 23:34:00,297 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 23:34:00,310 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 23:34:00,315 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 23:34:00,321 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 23:34:00,324 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 23:34:00,330 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-10 23:34:00,355 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 23:34:00,355 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 23:34:00,356 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 23:34:00,363 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 23:34:00,363 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 [2018-11-10 23:34:00,414 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 23:34:00,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 23:34:00,416 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 23:34:00,416 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 23:34:00,423 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 23:34:00,423 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 23:34:00,423 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 23:34:00,424 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 23:34:00,426 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 23:34:00,426 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 23:34:00,426 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 23:34:00,427 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 23:34:00,427 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 23:34:00,427 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 23:34:00,427 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 23:34:00,429 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 23:34:00,429 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 23:34:00,429 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 23:34:00,429 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 23:34:00,430 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 23:34:00,430 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 23:34:00,430 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 23:34:00,430 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 23:34:00,436 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 23:34:00,436 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 23:34:00,436 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 23:34:00,437 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 23:34:00,437 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 23:34:00,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 23:34:00,437 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 23:34:00,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 23:34:00,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 23:34:00,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 23:34:00,615 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 23:34:00,616 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 23:34:00,619 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/interpolation2_true-unreach-call.c.p+cfa-reducer.c [2018-11-10 23:34:00,784 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51b03b355/8b2cc62798484c9792b91799f95bbc52/FLAG9042d7349 [2018-11-10 23:34:01,941 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 23:34:01,942 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/interpolation2_true-unreach-call.c.p+cfa-reducer.c [2018-11-10 23:34:01,957 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51b03b355/8b2cc62798484c9792b91799f95bbc52/FLAG9042d7349 [2018-11-10 23:34:01,981 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51b03b355/8b2cc62798484c9792b91799f95bbc52 [2018-11-10 23:34:01,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 23:34:01,999 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-10 23:34:02,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 23:34:02,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 23:34:02,016 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 23:34:02,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:34:01" (1/1) ... [2018-11-10 23:34:02,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175778b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02, skipping insertion in model container [2018-11-10 23:34:02,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:34:01" (1/1) ... [2018-11-10 23:34:02,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 23:34:02,126 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 23:34:02,691 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-10 23:34:02,702 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 23:34:02,806 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-10 23:34:02,878 INFO L193 MainTranslator]: Completed translation [2018-11-10 23:34:02,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02 WrapperNode [2018-11-10 23:34:02,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 23:34:02,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 23:34:02,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 23:34:02,880 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 23:34:02,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02" (1/1) ... [2018-11-10 23:34:02,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02" (1/1) ... [2018-11-10 23:34:02,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02" (1/1) ... [2018-11-10 23:34:02,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02" (1/1) ... [2018-11-10 23:34:03,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02" (1/1) ... [2018-11-10 23:34:03,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02" (1/1) ... [2018-11-10 23:34:03,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:02" (1/1) ... [2018-11-10 23:34:03,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 23:34:03,063 INFO L168 Benchmark]: Toolchain (without parser) took 1067.70 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. [2018-11-10 23:34:03,068 INFO L168 Benchmark]: CDTParser took 2.38 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. [2018-11-10 23:34:03,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 872.58 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. [2018-11-10 23:34:03,074 INFO L168 Benchmark]: Boogie Preprocessor took 176.19 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. [2018-11-10 23:34:03,084 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 2.38 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 872.58 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 176.19 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...