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/dll-queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:09:00,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:09:00,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:09:00,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:09:00,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:09:00,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:09:00,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:09:00,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:09:00,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:09:00,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:09:00,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:09:00,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:09:00,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:09:00,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:09:00,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:09:00,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:09:00,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:09:00,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:09:00,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:09:00,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:09:00,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:09:00,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:09:00,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:09:00,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:09:00,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:09:00,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:09:00,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:09:00,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:09:00,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:09:00,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:09:00,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:09:00,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:09:00,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:09:00,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:09:00,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:09:00,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:09:00,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:09:00,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:09:00,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:09:00,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:09:00,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:09:00,282 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 14:09:00,297 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:09:00,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:09:00,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:09:00,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:09:00,299 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:09:00,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:09:00,300 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:09:00,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:09:00,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:09:00,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:09:00,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:09:00,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:09:00,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:09:00,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:09:00,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:09:00,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:09:00,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:09:00,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:09:00,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:09:00,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:09:00,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:09:00,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:09:00,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:09:00,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:09:00,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:09:00,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:09:00,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:09:00,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:09:00,304 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 14:09:00,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:09:00,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:09:00,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:09:00,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:09:00,356 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:09:00,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-queue-2.i [2019-09-20 14:09:00,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e981693cf/715ac56972124697aa6daa99e8484fd8/FLAG6542200ae [2019-09-20 14:09:00,982 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:09:00,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-queue-2.i [2019-09-20 14:09:01,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e981693cf/715ac56972124697aa6daa99e8484fd8/FLAG6542200ae [2019-09-20 14:09:01,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e981693cf/715ac56972124697aa6daa99e8484fd8 [2019-09-20 14:09:01,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:09:01,264 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:09:01,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:09:01,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:09:01,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:09:01,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:01,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63939978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01, skipping insertion in model container [2019-09-20 14:09:01,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:01,281 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:09:01,345 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:09:01,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:09:01,797 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:09:01,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:09:01,932 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:09:01,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01 WrapperNode [2019-09-20 14:09:01,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:09:01,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:09:01,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:09:01,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:09:01,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:01,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:01,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:01,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:02,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:02,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:02,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01" (1/1) ... [2019-09-20 14:09:02,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:09:02,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:09:02,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:09:02,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:09:02,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:09:01" (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 14:09:02,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:09:02,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:09:02,089 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:09:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 14:09:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 14:09:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 14:09:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 14:09:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 14:09:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 14:09:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 14:09:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 14:09:02,090 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 14:09:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 14:09:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 14:09:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 14:09:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 14:09:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 14:09:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 14:09:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 14:09:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 14:09:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 14:09:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 14:09:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 14:09:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 14:09:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 14:09:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 14:09:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 14:09:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 14:09:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 14:09:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 14:09:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 14:09:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 14:09:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 14:09:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 14:09:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 14:09:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 14:09:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 14:09:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 14:09:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 14:09:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 14:09:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 14:09:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 14:09:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 14:09:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 14:09:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 14:09:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 14:09:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 14:09:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 14:09:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 14:09:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 14:09:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 14:09:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 14:09:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 14:09:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 14:09:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 14:09:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 14:09:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 14:09:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 14:09:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 14:09:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 14:09:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 14:09:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 14:09:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 14:09:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 14:09:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 14:09:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 14:09:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 14:09:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 14:09:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 14:09:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 14:09:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 14:09:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 14:09:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 14:09:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 14:09:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 14:09:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 14:09:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 14:09:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 14:09:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 14:09:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 14:09:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 14:09:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 14:09:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 14:09:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 14:09:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 14:09:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 14:09:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 14:09:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 14:09:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 14:09:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 14:09:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 14:09:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 14:09:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 14:09:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 14:09:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 14:09:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 14:09:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 14:09:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 14:09:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 14:09:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 14:09:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 14:09:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 14:09:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 14:09:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 14:09:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 14:09:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 14:09:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:09:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:09:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:09:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 14:09:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 14:09:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 14:09:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 14:09:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 14:09:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 14:09:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:09:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:09:02,915 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:09:02,915 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-20 14:09:02,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:09:02 BoogieIcfgContainer [2019-09-20 14:09:02,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:09:02,917 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:09:02,917 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:09:02,918 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:09:02,919 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:09:02" (1/1) ... [2019-09-20 14:09:02,920 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 14:09:02,943 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-20 14:09:02,944 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:09:02,952 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:09:02,961 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:09:02,963 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:09:03,136 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 14:09:03,768 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:09:03,881 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 14:09:05,170 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 14:09:05,997 WARN L191 SmtUtils]: Spent 808.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 14:09:06,724 WARN L191 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 14:09:07,249 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 14:09:08,016 WARN L191 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 14:09:08,868 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 14:09:09,861 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 14:09:10,666 WARN L191 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 14:09:11,648 WARN L191 SmtUtils]: Spent 971.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 14:09:12,499 WARN L191 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 14:09:17,170 WARN L191 SmtUtils]: Spent 4.38 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-20 14:09:20,898 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-20 14:09:24,483 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-20 14:09:29,092 WARN L191 SmtUtils]: Spent 4.53 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 14:09:33,644 WARN L191 SmtUtils]: Spent 4.52 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 14:09:37,453 WARN L191 SmtUtils]: Spent 3.73 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-20 14:09:40,721 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-20 14:09:44,419 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-20 14:09:47,623 WARN L191 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 163