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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/dll-queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:23:05,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:23:05,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:23:05,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:23:05,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:23:05,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:23:05,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:23:05,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:23:05,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:23:05,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:23:05,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:23:05,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:23:05,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:23:05,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:23:05,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:23:05,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:23:05,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:23:05,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:23:05,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:23:05,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:23:05,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:23:05,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:23:05,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:23:05,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:23:05,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:23:05,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:23:05,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:23:05,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:23:05,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:23:05,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:23:05,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:23:05,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:23:05,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:23:05,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:23:05,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:23:05,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:23:05,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:23:05,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:23:05,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:23:05,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:23:05,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:23:05,219 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 20:23:05,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:23:05,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:23:05,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:23:05,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:23:05,239 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:23:05,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:23:05,239 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:23:05,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:23:05,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:23:05,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:23:05,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:23:05,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:23:05,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:23:05,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:23:05,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:23:05,241 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:23:05,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:23:05,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:23:05,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:23:05,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:23:05,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:23:05,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:23:05,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:23:05,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:23:05,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:23:05,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:23:05,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:23:05,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:23:05,244 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 -> ReUseSupersetCallSummarizer 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 20:23:05,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:23:05,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:23:05,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:23:05,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:23:05,293 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:23:05,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-queue-2.i [2019-09-20 20:23:05,370 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb932d29/ecd623f5eb714c21a94d6cbf9621414e/FLAG2b09cce7c [2019-09-20 20:23:05,926 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:23:05,927 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-queue-2.i [2019-09-20 20:23:05,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb932d29/ecd623f5eb714c21a94d6cbf9621414e/FLAG2b09cce7c [2019-09-20 20:23:06,236 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb932d29/ecd623f5eb714c21a94d6cbf9621414e [2019-09-20 20:23:06,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:23:06,246 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:23:06,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:23:06,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:23:06,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:23:06,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da3106d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06, skipping insertion in model container [2019-09-20 20:23:06,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,262 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:23:06,306 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:23:06,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:23:06,748 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:23:06,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:23:06,848 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:23:06,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06 WrapperNode [2019-09-20 20:23:06,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:23:06,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:23:06,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:23:06,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:23:06,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06" (1/1) ... [2019-09-20 20:23:06,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:23:06,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:23:06,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:23:06,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:23:06,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:06" (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 20:23:06,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:23:06,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:23:06,994 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:23:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 20:23:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 20:23:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 20:23:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 20:23:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 20:23:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 20:23:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 20:23:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 20:23:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 20:23:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 20:23:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 20:23:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 20:23:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 20:23:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 20:23:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 20:23:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 20:23:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 20:23:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 20:23:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 20:23:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 20:23:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 20:23:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 20:23:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 20:23:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 20:23:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 20:23:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 20:23:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 20:23:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 20:23:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 20:23:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 20:23:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 20:23:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 20:23:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 20:23:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 20:23:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 20:23:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 20:23:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 20:23:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 20:23:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 20:23:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 20:23:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 20:23:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 20:23:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 20:23:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 20:23:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 20:23:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 20:23:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 20:23:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 20:23:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 20:23:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 20:23:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 20:23:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 20:23:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 20:23:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 20:23:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 20:23:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 20:23:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 20:23:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 20:23:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 20:23:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 20:23:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 20:23:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 20:23:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 20:23:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 20:23:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 20:23:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 20:23:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 20:23:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 20:23:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 20:23:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 20:23:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 20:23:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 20:23:07,014 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 20:23:07,014 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 20:23:07,014 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 20:23:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 20:23:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 20:23:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 20:23:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 20:23:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 20:23:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 20:23:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 20:23:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 20:23:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 20:23:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 20:23:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 20:23:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 20:23:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 20:23:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 20:23:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 20:23:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 20:23:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 20:23:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 20:23:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 20:23:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 20:23:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 20:23:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 20:23:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 20:23:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 20:23:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 20:23:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 20:23:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 20:23:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 20:23:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:23:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:23:07,020 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:23:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:23:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:23:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:23:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:23:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:23:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:23:07,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:23:07,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:23:07,836 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:23:07,837 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-20 20:23:07,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:23:07 BoogieIcfgContainer [2019-09-20 20:23:07,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:23:07,841 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:23:07,841 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:23:07,841 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:23:07,843 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:23:07" (1/1) ... [2019-09-20 20:23:07,844 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:23:07,874 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-20 20:23:07,874 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:23:07,883 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:23:07,892 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:23:07,894 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:23:08,071 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 20:23:08,611 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 20:23:10,107 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 20:23:10,881 WARN L191 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:23:11,584 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 20:23:12,171 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 20:23:12,886 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 20:23:13,703 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 20:23:14,577 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:23:15,408 WARN L191 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 20:23:16,673 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 20:23:17,612 WARN L191 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 20:23:21,715 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-20 20:23:25,303 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-20 20:23:28,998 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-20 20:23:32,834 WARN L191 SmtUtils]: Spent 3.77 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 20:23:36,817 WARN L191 SmtUtils]: Spent 3.96 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 20:23:40,722 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-20 20:23:44,052 WARN L191 SmtUtils]: Spent 3.28 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-20 20:23:48,268 WARN L191 SmtUtils]: Spent 4.19 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-20 20:23:51,627 WARN L191 SmtUtils]: Spent 3.32 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 20:23:55,341 WARN L191 SmtUtils]: Spent 3.66 s on a formula simplification that was a NOOP. DAG size: 159