java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:48:59,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:48:59,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:48:59,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:48:59,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:48:59,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:48:59,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:48:59,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:48:59,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:48:59,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:48:59,151 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:48:59,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:48:59,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:48:59,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:48:59,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:48:59,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:48:59,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:48:59,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:48:59,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:48:59,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:48:59,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:48:59,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:48:59,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:48:59,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:48:59,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:48:59,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:48:59,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:48:59,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:48:59,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:48:59,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:48:59,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:48:59,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:48:59,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:48:59,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:48:59,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:48:59,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:48:59,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:48:59,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:48:59,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:48:59,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:48:59,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:48:59,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 21:48:59,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:48:59,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:48:59,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:48:59,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:48:59,193 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:48:59,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:48:59,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:48:59,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:48:59,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:48:59,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:48:59,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:48:59,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:48:59,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:48:59,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:48:59,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:48:59,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:48:59,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:48:59,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:48:59,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:48:59,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:48:59,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:48:59,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:48:59,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:48:59,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:48:59,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:48:59,197 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:48:59,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:48:59,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:48:59,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:48:59,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:48:59,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:48:59,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:48:59,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:48:59,256 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:48:59,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue-2.i [2019-08-22 21:48:59,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4422f7a55/aa445241b4a04cc999564eb86e880999/FLAG4cd58e383 [2019-08-22 21:48:59,844 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:48:59,845 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-simple-white-blue-2.i [2019-08-22 21:48:59,857 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4422f7a55/aa445241b4a04cc999564eb86e880999/FLAG4cd58e383 [2019-08-22 21:49:00,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4422f7a55/aa445241b4a04cc999564eb86e880999 [2019-08-22 21:49:00,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:49:00,159 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:49:00,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:49:00,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:49:00,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:49:00,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee18218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00, skipping insertion in model container [2019-08-22 21:49:00,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,173 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:49:00,218 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:49:00,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:49:00,615 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:49:00,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:49:00,713 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:49:00,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00 WrapperNode [2019-08-22 21:49:00,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:49:00,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:49:00,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:49:00,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:49:00,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00" (1/1) ... [2019-08-22 21:49:00,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:49:00,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:49:00,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:49:00,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:49:00,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:49:00" (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 [2019-08-22 21:49:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:49:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:49:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:49:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:49:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:49:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:49:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:49:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:49:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:49:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:49:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:49:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:49:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:49:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:49:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:49:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:49:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:49:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:49:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:49:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:49:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:49:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:49:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:49:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:49:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:49:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:49:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:49:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:49:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:49:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:49:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:49:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:49:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:49:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:49:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:49:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:49:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:49:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:49:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:49:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:49:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:49:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:49:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:49:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:49:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:49:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:49:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:49:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:49:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:49:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:49:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:49:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:49:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:49:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:49:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:49:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:49:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:49:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:49:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:49:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:49:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:49:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-22 21:49:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:49:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:49:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-22 21:49:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:49:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:49:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-22 21:49:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:49:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:49:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:49:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:49:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:49:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:49:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:49:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:49:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:49:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:49:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:49:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:49:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:49:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:49:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:49:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:49:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:49:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:49:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:49:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:49:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:49:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:49:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:49:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:49:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:49:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:49:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:49:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:49:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:49:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:49:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:49:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:49:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:49:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:49:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:49:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:49:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:49:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:49:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:49:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:49:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:49:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:49:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:49:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:49:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:49:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:49:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:49:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:49:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:49:01,445 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:49:01,445 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-22 21:49:01,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:49:01 BoogieIcfgContainer [2019-08-22 21:49:01,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:49:01,449 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:49:01,449 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:49:01,449 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:49:01,450 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:49:01" (1/1) ... [2019-08-22 21:49:01,469 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:49:01,472 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:49:01,489 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:49:01,498 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:49:01,499 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:49:01,584 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:49:01,584 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:01,610 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:01,610 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:49:01,611 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:49:01,629 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-22 21:49:01,678 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:01,894 WARN L188 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2019-08-22 21:49:01,894 INFO L567 ElimStorePlain]: treesize reduction 9, result has 92.7 percent of original size [2019-08-22 21:49:01,896 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:01,899 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:135, output treesize:114 [2019-08-22 21:49:01,958 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_8|, |v_#memory_$Pointer$.base_8|], 4=[|v_#memory_$Pointer$.base_27|, |v_#memory_$Pointer$.offset_27|, |v_#memory_int_10|]} [2019-08-22 21:49:01,975 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:02,443 WARN L188 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-08-22 21:49:02,444 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:02,453 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:02,837 WARN L188 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-08-22 21:49:02,837 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:02,846 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:03,114 WARN L188 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-22 21:49:03,115 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:03,124 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:03,375 WARN L188 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-22 21:49:03,376 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:03,384 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:03,598 WARN L188 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-22 21:49:03,598 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:03,600 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:03,601 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:257, output treesize:226 [2019-08-22 21:49:03,629 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:03,674 INFO L392 ElimStorePlain]: Different costs {1=[v_prenex_4], 2=[|v_#memory_$Pointer$.offset_8|, v_prenex_6, |v_#memory_$Pointer$.base_8|, v_prenex_7], 4=[|v_#memory_$Pointer$.base_28|, |v_#memory_$Pointer$.offset_28|, v_prenex_2, |v_#memory_int_10|]} [2019-08-22 21:49:03,734 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:12,647 WARN L188 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 185 [2019-08-22 21:49:12,648 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:12,732 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:20,740 WARN L188 SmtUtils]: Spent 8.01 s on a formula simplification that was a NOOP. DAG size: 181 [2019-08-22 21:49:20,741 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:20,765 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:28,073 WARN L188 SmtUtils]: Spent 7.31 s on a formula simplification that was a NOOP. DAG size: 177 [2019-08-22 21:49:28,074 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:28,125 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:34,340 WARN L188 SmtUtils]: Spent 6.21 s on a formula simplification that was a NOOP. DAG size: 173 [2019-08-22 21:49:34,341 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:34,404 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:39,838 WARN L188 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 169 [2019-08-22 21:49:39,839 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:39,863 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:45,049 WARN L188 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 165 [2019-08-22 21:49:45,049 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:45,071 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:50,349 WARN L188 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 161 [2019-08-22 21:49:50,350 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:50,385 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:56,221 WARN L188 SmtUtils]: Spent 5.83 s on a formula simplification that was a NOOP. DAG size: 158 [2019-08-22 21:49:56,222 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:56,318 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:50:01,956 WARN L188 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 155 [2019-08-22 21:50:01,956 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:01,961 INFO L496 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 9 dim-2 vars, End of recursive call: 16 dim-0 vars, and 2 xjuncts. [2019-08-22 21:50:01,962 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 17 variables, input treesize:677, output treesize:639 [2019-08-22 21:50:02,127 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:02,132 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:02,147 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:02,209 INFO L392 ElimStorePlain]: Different costs {1=[v_prenex_20, v_prenex_33, v_prenex_11], 2=[|v_#memory_$Pointer$.offset_8|, v_prenex_14, v_prenex_24, v_prenex_13, v_prenex_34, v_prenex_28, |v_#memory_$Pointer$.base_8|, v_prenex_26], 4=[v_prenex_9, |v_#memory_$Pointer$.offset_29|, v_prenex_31, |v_#memory_$Pointer$.base_29|, v_prenex_16, |v_#memory_int_10|]} [2019-08-22 21:50:04,234 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.