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/loops/lu.cmp_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-52b0504 [2018-11-15 15:57:31,300 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 15:57:31,302 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 15:57:31,315 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 15:57:31,315 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 15:57:31,316 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 15:57:31,318 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 15:57:31,320 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 15:57:31,322 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 15:57:31,323 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 15:57:31,324 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 15:57:31,324 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 15:57:31,326 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 15:57:31,327 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 15:57:31,328 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 15:57:31,329 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 15:57:31,330 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 15:57:31,332 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 15:57:31,334 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 15:57:31,336 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 15:57:31,337 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 15:57:31,339 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 15:57:31,341 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 15:57:31,342 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 15:57:31,342 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 15:57:31,343 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 15:57:31,344 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 15:57:31,345 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 15:57:31,346 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 15:57:31,347 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 15:57:31,347 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 15:57:31,348 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 15:57:31,348 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 15:57:31,348 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 15:57:31,349 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 15:57:31,350 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 15:57:31,351 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 [2018-11-15 15:57:31,367 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 15:57:31,367 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 15:57:31,368 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 15:57:31,368 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 15:57:31,369 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 15:57:31,369 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 15:57:31,369 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 15:57:31,370 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 15:57:31,370 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 15:57:31,370 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 15:57:31,370 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 15:57:31,370 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 15:57:31,371 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 15:57:31,371 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 15:57:31,371 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-15 15:57:31,371 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-15 15:57:31,371 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 15:57:31,372 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 15:57:31,372 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 15:57:31,372 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 15:57:31,372 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 15:57:31,372 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 15:57:31,373 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 15:57:31,373 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 15:57:31,373 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 15:57:31,373 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 15:57:31,373 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 15:57:31,374 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-15 15:57:31,374 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 15:57:31,374 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-15 15:57:31,374 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-15 15:57:31,374 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 15:57:31,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 15:57:31,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 15:57:31,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 15:57:31,438 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 15:57:31,439 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 15:57:31,439 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-11-15 15:57:31,500 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23bfa98c9/dcbee04c0611401daabc881ba63b43fe/FLAGd852d04a6 [2018-11-15 15:57:31,941 INFO L304 CDTParser]: Found 1 translation units. [2018-11-15 15:57:31,948 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-11-15 15:57:31,957 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23bfa98c9/dcbee04c0611401daabc881ba63b43fe/FLAGd852d04a6 [2018-11-15 15:57:32,299 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23bfa98c9/dcbee04c0611401daabc881ba63b43fe [2018-11-15 15:57:32,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 15:57:32,310 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 15:57:32,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 15:57:32,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 15:57:32,318 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 15:57:32,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 03:57:32" (1/1) ... [2018-11-15 15:57:32,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37e8f0b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:32, skipping insertion in model container [2018-11-15 15:57:32,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 03:57:32" (1/1) ... [2018-11-15 15:57:32,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 15:57:32,371 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 15:57:32,713 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 15:57:32,964 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 15:57:33,038 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 15:57:33,341 INFO L195 MainTranslator]: Completed translation [2018-11-15 15:57:33,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33 WrapperNode [2018-11-15 15:57:33,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 15:57:33,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 15:57:33,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 15:57:33,343 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 15:57:33,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33" (1/1) ... [2018-11-15 15:57:33,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33" (1/1) ... [2018-11-15 15:57:33,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33" (1/1) ... [2018-11-15 15:57:33,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33" (1/1) ... [2018-11-15 15:57:33,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33" (1/1) ... [2018-11-15 15:57:33,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33" (1/1) ... [2018-11-15 15:57:33,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33" (1/1) ... [2018-11-15 15:57:33,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 15:57:33,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 15:57:33,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 15:57:33,826 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 15:57:33,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:57:33" (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 [2018-11-15 15:57:33,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 15:57:33,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 15:57:33,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-15 15:57:33,898 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2018-11-15 15:57:33,898 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 15:57:33,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2018-11-15 15:57:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 15:57:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-15 15:57:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2018-11-15 15:57:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-11-15 15:57:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 15:57:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-15 15:57:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-15 15:57:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-15 15:57:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-15 15:57:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 15:57:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-15 15:57:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 15:57:37,858 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-15 15:57:42,510 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-15 15:57:43,637 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-15 15:57:43,695 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-15 15:57:45,292 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-15 15:57:47,713 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes.