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-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-benchs/interpolation_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-66639aa [2018-11-20 01:10:51,229 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-20 01:10:51,231 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-20 01:10:51,243 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-20 01:10:51,244 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-20 01:10:51,245 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-20 01:10:51,246 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-20 01:10:51,248 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-20 01:10:51,250 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-20 01:10:51,251 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-20 01:10:51,252 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-20 01:10:51,252 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-20 01:10:51,253 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-20 01:10:51,254 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-20 01:10:51,256 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-20 01:10:51,256 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-20 01:10:51,257 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-20 01:10:51,259 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-20 01:10:51,262 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-20 01:10:51,263 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-20 01:10:51,265 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-20 01:10:51,266 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-20 01:10:51,269 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-20 01:10:51,269 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-20 01:10:51,269 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-20 01:10:51,270 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-20 01:10:51,271 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-20 01:10:51,272 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-20 01:10:51,273 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-20 01:10:51,274 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-20 01:10:51,275 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-20 01:10:51,276 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-20 01:10:51,276 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-20 01:10:51,276 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-20 01:10:51,277 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-20 01:10:51,278 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-20 01:10:51,278 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 [2018-11-20 01:10:51,294 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-20 01:10:51,295 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-20 01:10:51,295 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-20 01:10:51,296 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-20 01:10:51,296 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-20 01:10:51,297 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-20 01:10:51,297 INFO L133 SettingsManager]: * Use SBE=true [2018-11-20 01:10:51,297 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-20 01:10:51,297 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-20 01:10:51,297 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-20 01:10:51,298 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-20 01:10:51,298 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-20 01:10:51,299 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-20 01:10:51,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-20 01:10:51,300 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-20 01:10:51,300 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-20 01:10:51,300 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-20 01:10:51,300 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-20 01:10:51,301 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-20 01:10:51,301 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-20 01:10:51,301 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-20 01:10:51,301 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-20 01:10:51,301 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-20 01:10:51,302 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-20 01:10:51,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-20 01:10:51,302 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-20 01:10:51,303 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-20 01:10:51,303 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-20 01:10:51,303 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-20 01:10:51,303 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-20 01:10:51,303 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-20 01:10:51,303 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-20 01:10:51,304 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-20 01:10:51,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-20 01:10:51,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-20 01:10:51,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-20 01:10:51,380 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-20 01:10:51,380 INFO L276 PluginConnector]: CDTParser initialized [2018-11-20 01:10:51,381 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/interpolation_true-unreach-call_true-termination.c [2018-11-20 01:10:51,444 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a9d6bc48/0a285e5f468d454c91b9982d07b3e235/FLAG411e53e20 [2018-11-20 01:10:51,977 INFO L307 CDTParser]: Found 1 translation units. [2018-11-20 01:10:51,978 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/interpolation_true-unreach-call_true-termination.c [2018-11-20 01:10:51,987 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a9d6bc48/0a285e5f468d454c91b9982d07b3e235/FLAG411e53e20 [2018-11-20 01:10:52,281 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a9d6bc48/0a285e5f468d454c91b9982d07b3e235 [2018-11-20 01:10:52,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-20 01:10:52,293 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-20 01:10:52,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-20 01:10:52,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-20 01:10:52,299 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-20 01:10:52,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@793e48bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52, skipping insertion in model container [2018-11-20 01:10:52,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-20 01:10:52,345 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-20 01:10:52,580 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-20 01:10:52,589 INFO L191 MainTranslator]: Completed pre-run [2018-11-20 01:10:52,625 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-20 01:10:52,657 INFO L195 MainTranslator]: Completed translation [2018-11-20 01:10:52,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52 WrapperNode [2018-11-20 01:10:52,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-20 01:10:52,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-20 01:10:52,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-20 01:10:52,659 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-20 01:10:52,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52" (1/1) ... [2018-11-20 01:10:52,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-20 01:10:52,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-20 01:10:52,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-20 01:10:52,796 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-20 01:10:52,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:10:52" (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 [2018-11-20 01:10:52,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-20 01:10:52,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-20 01:10:52,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-20 01:10:52,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-20 01:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-20 01:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-11-20 01:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-20 01:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-20 01:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-20 01:10:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-20 01:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-20 01:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-20 01:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-20 01:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-20 01:10:52,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-20 01:10:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-20 01:10:53,831 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-20 01:10:54,063 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-20 01:10:54,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:10:54 BoogieIcfgContainer [2018-11-20 01:10:54,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-20 01:10:54,066 INFO L168 Benchmark]: Toolchain (without parser) took 1774.63 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 716.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -730.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-20 01:10:54,068 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-20 01:10:54,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.74 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-20 01:10:54,070 INFO L168 Benchmark]: Boogie Preprocessor took 136.58 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 716.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -789.7 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2018-11-20 01:10:54,071 INFO L168 Benchmark]: RCFGBuilder took 1268.94 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 7.1 GB. [2018-11-20 01:10:54,075 INFO L336 ainManager$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 0.18 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 363.74 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 Preprocessor took 136.58 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 716.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -789.7 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1268.94 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...