java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-rb-sentinel-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:39:39,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:39:39,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:39:39,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:39:39,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:39:39,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:39:39,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:39:39,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:39:39,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:39:39,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:39:39,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:39:39,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:39:39,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:39:39,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:39:39,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:39:39,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:39:39,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:39:39,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:39:39,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:39:39,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:39:39,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:39:39,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:39:39,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:39:39,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:39:39,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 03:39:39,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 03:39:39,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 03:39:39,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 03:39:39,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 03:39:39,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 03:39:39,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:39:39,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:39:39,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:39:39,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:39:39,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:39:39,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:39:39,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:39:39,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:39:39,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:39:39,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:39:39,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:39:39,444 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-31 03:39:39,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:39:39,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:39:39,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:39:39,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:39:39,472 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:39:39,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:39:39,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:39:39,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:39:39,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:39:39,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:39:39,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:39:39,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:39:39,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:39:39,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:39:39,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:39:39,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:39:39,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:39:39,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:39:39,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:39:39,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:39:39,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:39:39,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:39:39,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:39:39,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:39:39,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:39:39,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:39:39,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:39:39,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:39:39,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:39:39,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:39:39,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:39:39,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:39:39,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:39:39,533 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:39:39,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-rb-sentinel-2.i [2019-08-31 03:39:39,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb46de411/d5057770b12040268f3fe1d3939dfd34/FLAG0ba51383d [2019-08-31 03:39:40,006 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:39:40,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-rb-sentinel-2.i [2019-08-31 03:39:40,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb46de411/d5057770b12040268f3fe1d3939dfd34/FLAG0ba51383d [2019-08-31 03:39:40,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb46de411/d5057770b12040268f3fe1d3939dfd34 [2019-08-31 03:39:40,335 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:39:40,336 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:39:40,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:39:40,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:39:40,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:39:40,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:39:40" (1/1) ... [2019-08-31 03:39:40,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75316201 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:40, skipping insertion in model container [2019-08-31 03:39:40,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:39:40" (1/1) ... [2019-08-31 03:39:40,352 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:39:40,404 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:39:40,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:39:40,896 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:39:40,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:39:41,020 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:39:41,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41 WrapperNode [2019-08-31 03:39:41,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:39:41,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:39:41,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:39:41,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:39:41,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41" (1/1) ... [2019-08-31 03:39:41,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41" (1/1) ... [2019-08-31 03:39:41,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41" (1/1) ... [2019-08-31 03:39:41,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41" (1/1) ... [2019-08-31 03:39:41,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41" (1/1) ... [2019-08-31 03:39:41,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41" (1/1) ... [2019-08-31 03:39:41,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41" (1/1) ... [2019-08-31 03:39:41,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:39:41,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:39:41,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:39:41,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:39:41,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:39:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:39:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:39:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:39:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:39:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 03:39:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 03:39:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 03:39:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 03:39:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 03:39:41,158 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 03:39:41,158 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 03:39:41,158 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 03:39:41,158 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 03:39:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 03:39:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 03:39:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 03:39:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 03:39:41,162 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 03:39:41,162 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 03:39:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 03:39:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 03:39:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 03:39:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 03:39:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 03:39:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 03:39:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 03:39:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 03:39:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 03:39:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 03:39:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 03:39:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 03:39:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 03:39:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 03:39:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 03:39:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 03:39:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 03:39:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 03:39:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 03:39:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 03:39:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 03:39:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 03:39:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 03:39:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 03:39:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 03:39:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 03:39:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 03:39:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 03:39:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 03:39:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 03:39:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 03:39:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 03:39:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 03:39:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 03:39:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 03:39:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 03:39:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:39:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 03:39:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 03:39:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 03:39:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 03:39:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 03:39:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 03:39:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 03:39:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 03:39:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 03:39:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 03:39:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 03:39:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 03:39:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 03:39:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 03:39:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 03:39:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 03:39:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 03:39:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 03:39:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 03:39:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 03:39:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 03:39:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 03:39:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 03:39:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 03:39:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 03:39:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 03:39:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 03:39:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 03:39:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 03:39:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 03:39:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 03:39:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 03:39:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 03:39:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 03:39:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 03:39:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 03:39:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 03:39:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 03:39:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 03:39:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 03:39:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 03:39:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 03:39:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 03:39:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 03:39:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 03:39:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 03:39:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 03:39:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 03:39:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 03:39:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 03:39:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 03:39:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:39:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:39:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:39:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:39:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:39:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:39:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:39:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:39:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:39:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:39:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:39:41,795 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:39:41,796 INFO L283 CfgBuilder]: Removed 17 assume(true) statements. [2019-08-31 03:39:41,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:39:41 BoogieIcfgContainer [2019-08-31 03:39:41,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:39:41,798 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:39:41,798 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:39:41,799 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:39:41,800 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:39:41" (1/1) ... [2019-08-31 03:39:41,848 INFO L162 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-08-31 03:39:41,848 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:39:41,860 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:39:41,871 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:39:41,873 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:39:42,020 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:39:42,021 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:39:42,042 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:42,042 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:39:42,043 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:39:42,077 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:39:42,221 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_11|, |v_#memory_int_9|, |v_#memory_int_8|], 4=[|v_#memory_int_10|], 6=[|v_#memory_$Pointer$.offset_8|, |v_#memory_$Pointer$.base_8|]} [2019-08-31 03:39:42,245 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:43,379 WARN L188 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-08-31 03:39:43,380 INFO L567 ElimStorePlain]: treesize reduction 9, result has 96.9 percent of original size [2019-08-31 03:39:43,410 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:43,809 WARN L188 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-08-31 03:39:43,810 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:43,825 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:44,137 WARN L188 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-08-31 03:39:44,137 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:44,146 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:44,433 WARN L188 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-31 03:39:44,434 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:44,449 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:44,743 WARN L188 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-31 03:39:44,743 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:44,769 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:45,098 WARN L188 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-31 03:39:45,099 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:45,101 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:45,101 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:302, output treesize:267 [2019-08-31 03:39:45,166 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_16|, |v_#memory_int_17|], 16=[|v_#memory_$Pointer$.base_30|, |v_#memory_$Pointer$.offset_30|]} [2019-08-31 03:39:45,193 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:47,017 WARN L188 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 161 [2019-08-31 03:39:47,018 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:47,038 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:49,186 WARN L188 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 158 [2019-08-31 03:39:49,187 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:49,207 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:51,851 WARN L188 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 154 [2019-08-31 03:39:51,852 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:51,880 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:55,535 WARN L188 SmtUtils]: Spent 3.65 s on a formula simplification that was a NOOP. DAG size: 150 [2019-08-31 03:39:55,536 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:39:55,538 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-2 vars, End of recursive call: 10 dim-0 vars, and 1 xjuncts. [2019-08-31 03:39:55,538 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:529, output treesize:1156 [2019-08-31 03:39:55,603 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_27|, |v_#memory_int_28|, |v_#memory_int_29|], 4=[|v_#memory_int_38|], 20=[|v_#memory_$Pointer$.offset_21|, |v_#memory_$Pointer$.base_21|]} [2019-08-31 03:39:55,782 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:40:19,966 WARN L188 SmtUtils]: Spent 24.18 s on a formula simplification that was a NOOP. DAG size: 215 [2019-08-31 03:40:19,967 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:40:20,132 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:40:43,751 WARN L188 SmtUtils]: Spent 23.62 s on a formula simplification that was a NOOP. DAG size: 212 [2019-08-31 03:40:43,751 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:40:43,866 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:41:06,028 WARN L188 SmtUtils]: Spent 22.16 s on a formula simplification that was a NOOP. DAG size: 209 [2019-08-31 03:41:06,029 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:41:06,054 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:41:21,732 WARN L188 SmtUtils]: Spent 15.68 s on a formula simplification that was a NOOP. DAG size: 205 [2019-08-31 03:41:21,732 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:41:21,812 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:41:52,036 WARN L188 SmtUtils]: Spent 30.22 s on a formula simplification that was a NOOP. DAG size: 201 [2019-08-31 03:41:52,037 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:41:52,153 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:20,239 WARN L188 SmtUtils]: Spent 28.09 s on a formula simplification that was a NOOP. DAG size: 197 [2019-08-31 03:42:20,239 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:20,243 INFO L496 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 6 dim-2 vars, End of recursive call: 16 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:20,243 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 16 variables, input treesize:10051, output treesize:16033 [2019-08-31 03:42:20,447 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:24,487 WARN L188 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 151 [2019-08-31 03:42:24,488 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:24,490 INFO L496 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 1 dim-2 vars, End of recursive call: 11 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:24,490 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 11 variables, input treesize:1183, output treesize:1171 [2019-08-31 03:42:37,442 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:42:37,519 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_16|], 6=[|v_#memory_int_17|], 82=[|v_#memory_$Pointer$.offset_33|, |v_#memory_$Pointer$.base_33|]} [2019-08-31 03:42:37,536 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:39,569 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:39,590 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:41,624 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:53:56,857 WARN L188 SmtUtils]: Spent 11.25 m on a formula simplification. DAG size of input: 393 DAG size of output: 361 [2019-08-31 03:53:56,858 INFO L567 ElimStorePlain]: treesize reduction 185299, result has 46.7 percent of original size [2019-08-31 03:53:58,892 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:54:00,923 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.