java -Xss4m -Xmx2000000000 -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_Bitvector.epf -i ../../../trunk/examples/svcomp/float-benchs/drift_tenth_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ec392ea [2018-07-08 10:03:41,078 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-08 10:03:41,080 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-08 10:03:41,117 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-08 10:03:41,117 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-08 10:03:41,125 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-08 10:03:41,126 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-08 10:03:41,128 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-08 10:03:41,130 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-08 10:03:41,138 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-08 10:03:41,139 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-08 10:03:41,139 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-08 10:03:41,140 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-08 10:03:41,141 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-08 10:03:41,145 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-08 10:03:41,146 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-08 10:03:41,147 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-08 10:03:41,163 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-08 10:03:41,167 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-08 10:03:41,168 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-08 10:03:41,169 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-08 10:03:41,179 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-08 10:03:41,181 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-08 10:03:41,182 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-08 10:03:41,182 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-08 10:03:41,183 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-08 10:03:41,184 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-08 10:03:41,185 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-08 10:03:41,186 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-08 10:03:41,198 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-08 10:03:41,198 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-08 10:03:41,199 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-08 10:03:41,199 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-08 10:03:41,200 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-08 10:03:41,201 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-08 10:03:41,201 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-08 10:03:41,204 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-07-08 10:03:41,243 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-08 10:03:41,246 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-08 10:03:41,252 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-08 10:03:41,253 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-08 10:03:41,253 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-08 10:03:41,256 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-08 10:03:41,256 INFO L133 SettingsManager]: * Use SBE=true [2018-07-08 10:03:41,257 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-08 10:03:41,257 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-08 10:03:41,257 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-08 10:03:41,257 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-08 10:03:41,258 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-08 10:03:41,258 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-08 10:03:41,258 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-08 10:03:41,258 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-07-08 10:03:41,258 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-07-08 10:03:41,259 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-08 10:03:41,259 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-08 10:03:41,259 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-08 10:03:41,259 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-08 10:03:41,259 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-08 10:03:41,266 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-08 10:03:41,266 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-08 10:03:41,266 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-08 10:03:41,267 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-08 10:03:41,267 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-08 10:03:41,267 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-08 10:03:41,267 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-08 10:03:41,267 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-07-08 10:03:41,268 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-08 10:03:41,268 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-07-08 10:03:41,268 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-07-08 10:03:41,268 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-08 10:03:41,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-08 10:03:41,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-08 10:03:41,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-08 10:03:41,409 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-08 10:03:41,410 INFO L276 PluginConnector]: CDTParser initialized [2018-07-08 10:03:41,411 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/drift_tenth_true-unreach-call_true-termination.c [2018-07-08 10:03:42,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/e0623b5c3/dc21ac18113f4e38bb2d0d598926cf1c/FLAG39320035f [2018-07-08 10:03:42,485 INFO L276 CDTParser]: Found 1 translation units. [2018-07-08 10:03:42,486 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/float-benchs/drift_tenth_true-unreach-call_true-termination.c [2018-07-08 10:03:42,509 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/e0623b5c3/dc21ac18113f4e38bb2d0d598926cf1c/FLAG39320035f [2018-07-08 10:03:42,547 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/e0623b5c3/dc21ac18113f4e38bb2d0d598926cf1c [2018-07-08 10:03:42,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-08 10:03:42,587 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-08 10:03:42,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-08 10:03:42,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-08 10:03:42,612 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-08 10:03:42,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 10:03:42" (1/1) ... [2018-07-08 10:03:42,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e84404e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:42, skipping insertion in model container [2018-07-08 10:03:42,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 10:03:42" (1/1) ... [2018-07-08 10:03:42,998 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-08 10:03:43,096 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-08 10:03:43,138 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-08 10:03:43,149 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-08 10:03:43,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:43 WrapperNode [2018-07-08 10:03:43,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-08 10:03:43,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-08 10:03:43,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-08 10:03:43,208 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-08 10:03:43,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:43" (1/1) ... [2018-07-08 10:03:43,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:43" (1/1) ... [2018-07-08 10:03:43,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:43" (1/1) ... [2018-07-08 10:03:43,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:43" (1/1) ... [2018-07-08 10:03:43,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:43" (1/1) ... [2018-07-08 10:03:43,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:43" (1/1) ... [2018-07-08 10:03:43,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:03:43" (1/1) ... [2018-07-08 10:03:43,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-08 10:03:43,311 INFO L168 Benchmark]: Toolchain (without parser) took 741.58 ms. Allocated memory is still 383.3 MB. Free memory was 328.6 MB in the beginning and 316.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 1.9 GB. [2018-07-08 10:03:43,325 INFO L168 Benchmark]: CDTParser took 5.11 ms. Allocated memory is still 383.3 MB. Free memory is still 347.7 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-07-08 10:03:43,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.08 ms. Allocated memory is still 383.3 MB. Free memory was 328.6 MB in the beginning and 318.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 1.9 GB. [2018-07-08 10:03:43,327 INFO L168 Benchmark]: Boogie Preprocessor took 101.44 ms. Allocated memory is still 383.3 MB. Free memory was 318.9 MB in the beginning and 316.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 1.9 GB. [2018-07-08 10:03:43,337 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 5.11 ms. Allocated memory is still 383.3 MB. Free memory is still 347.7 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 613.08 ms. Allocated memory is still 383.3 MB. Free memory was 328.6 MB in the beginning and 318.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 101.44 ms. Allocated memory is still 383.3 MB. Free memory was 318.9 MB in the beginning and 316.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...