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 InterpretCallSummarizer --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-efa34d5 [2019-09-19 07:18:33,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:18:33,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:18:33,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:18:33,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:18:33,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:18:33,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:18:33,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:18:33,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:18:33,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:18:33,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:18:33,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:18:33,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:18:33,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:18:33,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:18:33,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:18:33,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:18:33,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:18:33,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:18:33,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:18:33,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:18:33,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:18:33,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:18:33,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:18:33,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:18:33,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:18:33,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:18:33,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:18:33,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:18:33,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:18:33,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:18:33,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:18:33,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:18:33,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:18:33,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:18:33,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:18:33,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:18:33,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:18:33,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:18:33,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:18:33,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:18:33,233 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 [2019-09-19 07:18:33,254 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:18:33,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:18:33,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:18:33,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:18:33,257 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:18:33,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:18:33,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:18:33,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:18:33,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:18:33,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:18:33,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:18:33,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:18:33,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:18:33,260 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:18:33,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:18:33,260 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:18:33,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:18:33,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:18:33,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:18:33,261 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:18:33,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:18:33,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:18:33,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:18:33,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:18:33,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:18:33,263 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:18:33,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:18:33,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:18:33,263 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 -> InterpretCallSummarizer 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 [2019-09-19 07:18:33,330 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:18:33,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:18:33,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:18:33,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:18:33,347 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:18:33,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-queue-2.i [2019-09-19 07:18:33,409 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036dfe73d/c1daefbbcd4141cbbfad68c859dbd87b/FLAG264241def [2019-09-19 07:18:33,947 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:18:33,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-queue-2.i [2019-09-19 07:18:33,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036dfe73d/c1daefbbcd4141cbbfad68c859dbd87b/FLAG264241def [2019-09-19 07:18:34,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036dfe73d/c1daefbbcd4141cbbfad68c859dbd87b [2019-09-19 07:18:34,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:18:34,256 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:18:34,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:18:34,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:18:34,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:18:34,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8b7322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34, skipping insertion in model container [2019-09-19 07:18:34,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,273 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:18:34,332 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:18:34,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:18:34,775 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:18:34,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:18:34,876 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:18:34,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34 WrapperNode [2019-09-19 07:18:34,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:18:34,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:18:34,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:18:34,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:18:34,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34" (1/1) ... [2019-09-19 07:18:34,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:18:34,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:18:34,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:18:34,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:18:34,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:18:34" (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 [2019-09-19 07:18:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:18:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:18:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:18:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 07:18:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 07:18:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 07:18:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 07:18:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 07:18:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 07:18:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 07:18:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 07:18:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 07:18:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 07:18:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 07:18:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 07:18:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 07:18:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 07:18:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 07:18:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 07:18:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 07:18:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 07:18:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 07:18:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 07:18:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 07:18:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 07:18:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 07:18:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 07:18:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 07:18:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 07:18:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 07:18:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 07:18:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 07:18:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 07:18:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 07:18:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 07:18:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 07:18:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 07:18:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 07:18:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 07:18:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 07:18:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 07:18:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 07:18:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 07:18:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 07:18:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 07:18:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 07:18:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 07:18:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 07:18:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 07:18:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 07:18:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 07:18:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 07:18:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 07:18:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 07:18:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 07:18:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 07:18:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 07:18:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 07:18:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 07:18:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 07:18:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 07:18:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 07:18:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 07:18:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 07:18:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 07:18:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 07:18:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 07:18:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 07:18:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 07:18:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 07:18:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 07:18:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 07:18:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 07:18:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 07:18:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 07:18:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 07:18:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 07:18:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 07:18:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 07:18:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 07:18:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 07:18:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 07:18:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 07:18:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 07:18:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 07:18:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 07:18:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 07:18:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 07:18:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 07:18:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 07:18:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 07:18:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 07:18:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 07:18:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 07:18:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 07:18:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 07:18:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 07:18:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 07:18:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 07:18:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 07:18:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 07:18:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 07:18:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 07:18:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 07:18:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 07:18:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 07:18:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 07:18:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:18:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:18:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 07:18:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 07:18:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 07:18:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 07:18:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 07:18:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 07:18:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:18:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:18:35,848 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:18:35,849 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-19 07:18:35,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:18:35 BoogieIcfgContainer [2019-09-19 07:18:35,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:18:35,851 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:18:35,851 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:18:35,851 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:18:35,853 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:18:35" (1/1) ... [2019-09-19 07:18:35,853 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:18:35,877 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-19 07:18:35,877 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:18:35,886 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:18:35,895 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:18:35,896 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:18:36,045 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-19 07:18:36,642 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 07:18:38,353 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 131 [2019-09-19 07:18:39,142 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-19 07:18:39,887 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-19 07:18:40,470 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-19 07:18:41,205 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 07:18:42,038 WARN L191 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-19 07:18:42,975 WARN L191 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-19 07:18:43,816 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-19 07:18:45,068 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 120 [2019-09-19 07:18:46,043 WARN L191 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 07:18:50,281 WARN L191 SmtUtils]: Spent 3.92 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-19 07:18:54,008 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-19 07:18:57,822 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-19 07:19:01,784 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-19 07:19:06,335 WARN L191 SmtUtils]: Spent 4.52 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-19 07:19:10,369 WARN L191 SmtUtils]: Spent 3.94 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-19 07:19:13,840 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-19 07:19:17,865 WARN L191 SmtUtils]: Spent 4.00 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-19 07:19:21,337 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-19 07:19:25,224 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-19 07:19:29,210 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-19 07:19:32,615 WARN L191 SmtUtils]: Spent 3.34 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-19 07:19:35,500 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-19 07:19:38,281 WARN L191 SmtUtils]: Spent 2.75 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-19 07:19:41,891 WARN L191 SmtUtils]: Spent 3.59 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-19 07:19:46,030 WARN L191 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-19 07:19:49,049 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-19 07:19:52,634 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-19 07:19:55,846 WARN L191 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-19 07:19:59,298 WARN L191 SmtUtils]: Spent 3.44 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-19 07:19:59,574 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 160 [2019-09-19 07:19:59,905 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 160 [2019-09-19 07:20:00,706 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-19 07:20:01,057 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-19 07:20:02,651 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-19 07:20:02,936 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-19 07:20:04,590 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-19 07:20:04,885 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-19 07:20:05,353 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-19 07:20:05,686 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-19 07:25:01,704 WARN L191 SmtUtils]: Spent 4.93 m on a formula simplification. DAG size of input: 329 DAG size of output: 314 [2019-09-19 07:27:17,010 WARN L191 SmtUtils]: Spent 2.25 m on a formula simplification that was a NOOP. DAG size: 315 [2019-09-19 07:29:39,655 WARN L191 SmtUtils]: Spent 2.38 m on a formula simplification that was a NOOP. DAG size: 311 [2019-09-19 07:32:23,746 WARN L191 SmtUtils]: Spent 2.73 m on a formula simplification that was a NOOP. DAG size: 304