java -ea -Xmx8000000000 -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-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-078a9b7 [2018-11-21 23:25:56,697 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-21 23:25:56,700 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-21 23:25:56,713 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-21 23:25:56,713 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-21 23:25:56,714 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-21 23:25:56,716 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-21 23:25:56,717 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-21 23:25:56,719 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-21 23:25:56,721 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-21 23:25:56,722 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-21 23:25:56,722 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-21 23:25:56,723 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-21 23:25:56,724 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-21 23:25:56,726 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-21 23:25:56,726 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-21 23:25:56,727 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-21 23:25:56,729 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-21 23:25:56,731 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-21 23:25:56,733 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-21 23:25:56,735 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-21 23:25:56,737 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-21 23:25:56,739 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-21 23:25:56,739 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-21 23:25:56,740 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-21 23:25:56,741 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-21 23:25:56,742 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-21 23:25:56,743 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-21 23:25:56,744 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-21 23:25:56,745 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-21 23:25:56,745 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-21 23:25:56,746 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-21 23:25:56,747 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-21 23:25:56,747 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-21 23:25:56,748 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-21 23:25:56,749 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-21 23:25:56,749 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 [2018-11-21 23:25:56,774 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-21 23:25:56,774 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-21 23:25:56,776 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-21 23:25:56,777 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-21 23:25:56,778 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-21 23:25:56,778 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-21 23:25:56,778 INFO L133 SettingsManager]: * Use SBE=true [2018-11-21 23:25:56,778 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-21 23:25:56,779 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-21 23:25:56,779 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-21 23:25:56,779 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-21 23:25:56,779 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-21 23:25:56,779 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-21 23:25:56,779 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-21 23:25:56,781 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-21 23:25:56,781 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-21 23:25:56,781 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-21 23:25:56,781 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-21 23:25:56,783 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-21 23:25:56,783 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-21 23:25:56,783 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-21 23:25:56,783 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-21 23:25:56,783 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-21 23:25:56,784 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-21 23:25:56,784 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-21 23:25:56,784 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-21 23:25:56,784 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-21 23:25:56,784 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-21 23:25:56,785 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-21 23:25:56,786 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-21 23:25:56,786 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-21 23:25:56,786 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-21 23:25:56,786 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-21 23:25:56,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-21 23:25:56,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-21 23:25:56,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-21 23:25:56,887 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-21 23:25:56,888 INFO L276 PluginConnector]: CDTParser initialized [2018-11-21 23:25:56,889 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c [2018-11-21 23:25:56,961 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/019496b9d/9de8003d7be34c4890613971bdec7031/FLAG61b3b768c [2018-11-21 23:25:57,404 INFO L307 CDTParser]: Found 1 translation units. [2018-11-21 23:25:57,405 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c [2018-11-21 23:25:57,413 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/019496b9d/9de8003d7be34c4890613971bdec7031/FLAG61b3b768c [2018-11-21 23:25:57,750 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/019496b9d/9de8003d7be34c4890613971bdec7031 [2018-11-21 23:25:57,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-21 23:25:57,764 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-21 23:25:57,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-21 23:25:57,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-21 23:25:57,770 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-21 23:25:57,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:25:57" (1/1) ... [2018-11-21 23:25:57,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b90cf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:57, skipping insertion in model container [2018-11-21 23:25:57,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:25:57" (1/1) ... [2018-11-21 23:25:57,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-21 23:25:57,823 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-21 23:25:58,154 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-21 23:25:58,166 INFO L191 MainTranslator]: Completed pre-run [2018-11-21 23:25:58,218 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-21 23:25:58,259 INFO L195 MainTranslator]: Completed translation [2018-11-21 23:25:58,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58 WrapperNode [2018-11-21 23:25:58,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-21 23:25:58,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-21 23:25:58,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-21 23:25:58,262 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-21 23:25:58,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-21 23:25:58,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-21 23:25:58,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-21 23:25:58,300 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-21 23:25:58,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... [2018-11-21 23:25:58,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-21 23:25:58,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-21 23:25:58,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-21 23:25:58,366 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-21 23:25:58,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:25:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-21 23:25:58,543 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-21 23:25:58,543 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-21 23:25:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-21 23:25:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-21 23:25:58,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-21 23:25:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-21 23:25:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-21 23:25:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-21 23:25:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-21 23:25:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-21 23:25:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-21 23:25:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-21 23:26:02,043 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-21 23:26:02,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:26:02 BoogieIcfgContainer [2018-11-21 23:26:02,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-21 23:26:02,047 INFO L168 Benchmark]: Toolchain (without parser) took 4283.17 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 716.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -734.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2018-11-21 23:26:02,049 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-21 23:26:02,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-21 23:26:02,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-21 23:26:02,052 INFO L168 Benchmark]: Boogie Preprocessor took 62.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-21 23:26:02,053 INFO L168 Benchmark]: RCFGBuilder took 3680.50 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 716.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -745.5 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2018-11-21 23:26:02,058 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 495.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3680.50 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 716.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -745.5 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...