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 --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/sll-circular-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:09:02,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:09:02,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:09:02,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:09:02,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:09:02,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:09:02,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:09:02,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:09:02,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:09:02,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:09:02,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:09:02,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:09:02,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:09:02,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:09:02,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:09:02,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:09:02,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:09:02,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:09:02,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:09:02,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:09:02,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:09:02,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:09:02,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:09:02,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:09:02,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:09:02,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:09:02,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:09:02,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:09:02,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:09:02,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:09:02,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:09:02,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:09:02,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:09:02,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:09:02,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:09:02,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:09:02,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:09:02,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:09:02,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:09:02,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:09:02,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:09:02,163 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 [2019-09-20 14:09:02,177 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:09:02,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:09:02,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:09:02,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:09:02,179 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:09:02,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:09:02,180 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:09:02,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:09:02,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:09:02,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:09:02,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:09:02,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:09:02,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:09:02,181 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:09:02,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:09:02,182 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:09:02,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:09:02,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:09:02,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:09:02,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:09:02,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:09:02,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:09:02,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:09:02,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:09:02,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:09:02,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:09:02,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:09:02,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:09:02,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 14:09:02,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:09:02,228 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:09:02,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:09:02,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:09:02,234 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:09:02,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-circular-1.i [2019-09-20 14:09:02,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63196226f/64246a01e40d4453a7685b92be3aab43/FLAG094425377 [2019-09-20 14:09:02,858 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:09:02,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-circular-1.i [2019-09-20 14:09:02,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63196226f/64246a01e40d4453a7685b92be3aab43/FLAG094425377 [2019-09-20 14:09:03,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63196226f/64246a01e40d4453a7685b92be3aab43 [2019-09-20 14:09:03,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:09:03,152 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:09:03,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:09:03,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:09:03,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:09:03,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200f6291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03, skipping insertion in model container [2019-09-20 14:09:03,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,169 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:09:03,212 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:09:03,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:09:03,644 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:09:03,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:09:03,772 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:09:03,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03 WrapperNode [2019-09-20 14:09:03,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:09:03,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:09:03,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:09:03,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:09:03,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03" (1/1) ... [2019-09-20 14:09:03,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:09:03,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:09:03,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:09:03,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:09:03,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:03" (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 [2019-09-20 14:09:03,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:09:03,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:09:03,896 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:09:03,897 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 14:09:03,897 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 14:09:03,897 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 14:09:03,897 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 14:09:03,897 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 14:09:03,899 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 14:09:03,899 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 14:09:03,899 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 14:09:03,899 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 14:09:03,899 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 14:09:03,899 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 14:09:03,899 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 14:09:03,900 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 14:09:03,900 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 14:09:03,900 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 14:09:03,900 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 14:09:03,900 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 14:09:03,900 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 14:09:03,901 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 14:09:03,901 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 14:09:03,901 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 14:09:03,901 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 14:09:03,901 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 14:09:03,902 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 14:09:03,902 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 14:09:03,902 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 14:09:03,902 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 14:09:03,902 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 14:09:03,902 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 14:09:03,903 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 14:09:03,903 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 14:09:03,903 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 14:09:03,903 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 14:09:03,903 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 14:09:03,903 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 14:09:03,904 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 14:09:03,904 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 14:09:03,904 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 14:09:03,904 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 14:09:03,904 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 14:09:03,904 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 14:09:03,904 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 14:09:03,905 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 14:09:03,905 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 14:09:03,905 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 14:09:03,905 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 14:09:03,905 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 14:09:03,905 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 14:09:03,905 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 14:09:03,906 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 14:09:03,906 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 14:09:03,906 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 14:09:03,906 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 14:09:03,906 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 14:09:03,906 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 14:09:03,906 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 14:09:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 14:09:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 14:09:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 14:09:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 14:09:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 14:09:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 14:09:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 14:09:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 14:09:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 14:09:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 14:09:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 14:09:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 14:09:03,909 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 14:09:03,909 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 14:09:03,909 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 14:09:03,909 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 14:09:03,909 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 14:09:03,909 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 14:09:03,910 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 14:09:03,910 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 14:09:03,910 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 14:09:03,910 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 14:09:03,910 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 14:09:03,910 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 14:09:03,910 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 14:09:03,911 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 14:09:03,911 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 14:09:03,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 14:09:03,911 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 14:09:03,911 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 14:09:03,911 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 14:09:03,911 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 14:09:03,912 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 14:09:03,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 14:09:03,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 14:09:03,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 14:09:03,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 14:09:03,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:09:03,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:09:04,515 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:09:04,515 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-09-20 14:09:04,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:09:04 BoogieIcfgContainer [2019-09-20 14:09:04,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:09:04,517 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:09:04,518 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:09:04,518 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:09:04,519 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:09:04" (1/1) ... [2019-09-20 14:09:04,520 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 14:09:04,543 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-09-20 14:09:04,543 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:09:04,551 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:09:04,560 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:09:04,561 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:09:04,699 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 14:09:05,300 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 14:09:05,709 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 14:09:06,027 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 14:09:08,003 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 14:09:13,276 WARN L191 SmtUtils]: Spent 4.90 s on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 14:09:20,960 WARN L191 SmtUtils]: Spent 7.65 s on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 14:09:29,846 WARN L191 SmtUtils]: Spent 8.85 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-20 14:09:30,402 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 14:09:30,592 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 14:09:30,895 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 14:09:31,162 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 14:09:37,266 WARN L191 SmtUtils]: Spent 6.10 s on a formula simplification that was a NOOP. DAG size: 200 [2019-09-20 14:09:42,305 WARN L191 SmtUtils]: Spent 5.04 s on a formula simplification that was a NOOP. DAG size: 200 [2019-09-20 14:09:42,709 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 14:09:43,030 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:09:43,568 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-20 14:09:43,993 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-20 14:09:44,195 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 14:09:44,431 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 14:09:44,981 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 14:09:45,253 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:09:45,726 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-20 14:09:46,185 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-20 14:09:46,377 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 14:09:46,601 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 14:09:46,932 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 59 [2019-09-20 14:09:47,240 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2019-09-20 14:09:49,632 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 129