java -ea -Xmx2000000000 -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_Bitvector.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8089ee1 [2018-10-02 10:53:55,387 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 10:53:55,390 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 10:53:55,430 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 10:53:55,430 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 10:53:55,432 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 10:53:55,436 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 10:53:55,442 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 10:53:55,446 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 10:53:55,447 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 10:53:55,458 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 10:53:55,459 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 10:53:55,460 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 10:53:55,466 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 10:53:55,476 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 10:53:55,480 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 10:53:55,481 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 10:53:55,489 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 10:53:55,495 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 10:53:55,501 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 10:53:55,506 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 10:53:55,513 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 10:53:55,521 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 10:53:55,522 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 10:53:55,522 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 10:53:55,523 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 10:53:55,524 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 10:53:55,525 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 10:53:55,536 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 10:53:55,537 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 10:53:55,537 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 10:53:55,539 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 10:53:55,539 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 10:53:55,543 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 10:53:55,544 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 10:53:55,545 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 10:53:55,545 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-02 10:53:55,598 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 10:53:55,598 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 10:53:55,607 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 10:53:55,607 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 10:53:55,608 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 10:53:55,609 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 10:53:55,609 INFO L133 SettingsManager]: * Use SBE=true [2018-10-02 10:53:55,609 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 10:53:55,616 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 10:53:55,616 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 10:53:55,616 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 10:53:55,616 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 10:53:55,617 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 10:53:55,617 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 10:53:55,617 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-02 10:53:55,617 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-02 10:53:55,617 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 10:53:55,618 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 10:53:55,618 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 10:53:55,618 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 10:53:55,620 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-02 10:53:55,620 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 10:53:55,620 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-02 10:53:55,621 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-02 10:53:55,621 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 10:53:55,621 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 10:53:55,625 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 10:53:55,625 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-02 10:53:55,625 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 10:53:55,625 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-02 10:53:55,625 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-02 10:53:55,626 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 10:53:55,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 10:53:55,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 10:53:55,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 10:53:55,821 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-02 10:53:55,821 INFO L276 PluginConnector]: CDTParser initialized [2018-10-02 10:53:55,822 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-10-02 10:53:56,504 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8bf1a62/ac0020d4cc9e4f4f9898101cdcb8ceff/FLAG7decd9a2c [2018-10-02 10:53:57,232 INFO L277 CDTParser]: Found 1 translation units. [2018-10-02 10:53:57,233 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-10-02 10:53:57,273 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8bf1a62/ac0020d4cc9e4f4f9898101cdcb8ceff/FLAG7decd9a2c [2018-10-02 10:53:57,317 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8bf1a62/ac0020d4cc9e4f4f9898101cdcb8ceff [2018-10-02 10:53:57,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 10:53:57,350 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-02 10:53:57,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-02 10:53:57,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-02 10:53:57,369 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-02 10:53:57,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 10:53:57" (1/1) ... [2018-10-02 10:53:57,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75cc83b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:57, skipping insertion in model container [2018-10-02 10:53:57,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 10:53:57" (1/1) ... [2018-10-02 10:53:57,396 INFO L124 MainTranslator]: Starting translation in SV-COMP mode [2018-10-02 10:53:57,522 INFO L151 MainTranslator]: Built tables and reachable declarations [2018-10-02 10:53:58,221 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-02 10:53:58,235 INFO L166 MainTranslator]: Completed pre-run [2018-10-02 10:53:58,424 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-02 10:53:59,095 INFO L170 MainTranslator]: Completed translation [2018-10-02 10:53:59,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:59 WrapperNode [2018-10-02 10:53:59,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-02 10:53:59,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 10:53:59,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 10:53:59,101 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 10:53:59,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:59" (1/1) ... [2018-10-02 10:53:59,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:59" (1/1) ... [2018-10-02 10:53:59,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:59" (1/1) ... [2018-10-02 10:53:59,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:59" (1/1) ... [2018-10-02 10:53:59,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:59" (1/1) ... [2018-10-02 10:53:59,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:59" (1/1) ... [2018-10-02 10:53:59,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 10:53:59" (1/1) ... [2018-10-02 10:53:59,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 10:53:59,386 INFO L168 Benchmark]: Toolchain (without parser) took 2040.54 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 128.1 MB). Peak memory consumption was 128.1 MB. Max. memory is 1.9 GB. [2018-10-02 10:53:59,397 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-02 10:53:59,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1741.48 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 1.9 GB. [2018-10-02 10:53:59,399 INFO L168 Benchmark]: Boogie Preprocessor took 277.56 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-02 10:53:59,409 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 0.21 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 1741.48 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 277.56 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...