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/drift_tenth_true-unreach-call.c.p+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 09:08:50,123 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 09:08:50,125 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 09:08:50,138 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 09:08:50,138 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 09:08:50,139 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 09:08:50,140 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 09:08:50,150 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 09:08:50,152 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 09:08:50,152 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 09:08:50,164 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 09:08:50,164 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 09:08:50,171 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 09:08:50,172 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 09:08:50,173 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 09:08:50,180 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 09:08:50,181 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 09:08:50,182 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 09:08:50,190 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 09:08:50,197 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 09:08:50,198 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 09:08:50,202 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 09:08:50,207 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 09:08:50,207 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 09:08:50,208 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 09:08:50,208 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 09:08:50,212 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 09:08:50,215 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 09:08:50,216 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 09:08:50,216 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 09:08:50,216 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 09:08:50,217 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 09:08:50,217 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 09:08:50,217 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 09:08:50,223 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 09:08:50,224 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 09:08:50,224 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 09:08:50,259 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 09:08:50,263 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 09:08:50,263 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 09:08:50,264 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 09:08:50,264 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 09:08:50,264 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 09:08:50,264 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 09:08:50,265 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 09:08:50,270 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-27 09:08:50,270 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 09:08:50,270 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-27 09:08:50,270 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 09:08:50,270 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-27 09:08:50,271 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 09:08:50,271 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-27 09:08:50,271 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-27 09:08:50,271 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-27 09:08:50,271 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 09:08:50,271 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-27 09:08:50,271 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 09:08:50,272 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 09:08:50,272 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 09:08:50,272 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 09:08:50,272 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 09:08:50,272 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 09:08:50,272 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 09:08:50,272 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-27 09:08:50,277 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-27 09:08:50,277 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 09:08:50,277 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-27 09:08:50,277 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-27 09:08:50,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 09:08:50,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 09:08:50,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 09:08:50,372 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 09:08:50,372 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 09:08:50,373 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/drift_tenth_true-unreach-call.c.p+cfa-reducer.c [2018-11-27 09:08:50,471 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683a4d30a/79db3de316d74bd89d5023091ac1fb07/FLAGa79553a50 [2018-11-27 09:08:51,203 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 09:08:51,204 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/drift_tenth_true-unreach-call.c.p+cfa-reducer.c [2018-11-27 09:08:51,214 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683a4d30a/79db3de316d74bd89d5023091ac1fb07/FLAGa79553a50 [2018-11-27 09:08:51,479 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/683a4d30a/79db3de316d74bd89d5023091ac1fb07 [2018-11-27 09:08:51,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 09:08:51,501 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 09:08:51,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 09:08:51,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 09:08:51,510 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 09:08:51,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13115fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51, skipping insertion in model container [2018-11-27 09:08:51,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 09:08:51,565 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 09:08:51,837 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:08:51,848 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 09:08:51,883 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:08:51,906 INFO L195 MainTranslator]: Completed translation [2018-11-27 09:08:51,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51 WrapperNode [2018-11-27 09:08:51,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 09:08:51,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-27 09:08:51,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-27 09:08:51,914 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-27 09:08:51,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:08:51" (1/1) ... [2018-11-27 09:08:51,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-27 09:08:51,973 INFO L168 Benchmark]: Toolchain (without parser) took 473.98 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 09:08:51,980 INFO L168 Benchmark]: CDTParser took 0.14 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 09:08:51,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.13 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 09:08:51,984 INFO L168 Benchmark]: Boogie Preprocessor took 57.65 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 09:08:51,990 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 0.14 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 411.13 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 57.65 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...