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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/sll-buckets-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:27:37,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:27:37,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:27:37,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:27:37,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:27:37,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:27:37,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:27:37,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:27:37,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:27:37,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:27:37,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:27:37,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:27:37,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:27:37,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:27:37,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:27:37,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:27:37,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:27:37,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:27:37,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:27:37,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:27:37,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:27:37,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:27:37,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:27:37,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:27:37,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:27:37,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:27:37,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:27:37,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:27:37,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:27:37,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:27:37,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:27:37,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:27:37,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:27:37,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:27:37,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:27:37,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:27:37,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:27:37,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:27:37,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:27:37,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:27:37,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:27:37,676 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 19:27:37,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:27:37,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:27:37,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:27:37,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:27:37,692 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:27:37,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:27:37,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:27:37,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:27:37,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:27:37,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:27:37,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:27:37,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:27:37,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:27:37,693 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:27:37,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:27:37,694 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:27:37,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:27:37,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:27:37,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:27:37,695 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:27:37,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:27:37,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:27:37,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:27:37,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:27:37,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:27:37,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:27:37,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:27:37,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:27:37,696 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 -> SingleStatement 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 19:27:37,732 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:27:37,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:27:37,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:27:37,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:27:37,754 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:27:37,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-buckets-1.i [2019-09-20 19:27:37,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e75adc88/e3605c725a8c4ac7812926e1cb17c10c/FLAGd43b0dc68 [2019-09-20 19:27:38,306 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:27:38,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-buckets-1.i [2019-09-20 19:27:38,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e75adc88/e3605c725a8c4ac7812926e1cb17c10c/FLAGd43b0dc68 [2019-09-20 19:27:38,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e75adc88/e3605c725a8c4ac7812926e1cb17c10c [2019-09-20 19:27:38,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:27:38,633 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:27:38,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:27:38,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:27:38,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:27:38,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:27:38" (1/1) ... [2019-09-20 19:27:38,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3775cb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:38, skipping insertion in model container [2019-09-20 19:27:38,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:27:38" (1/1) ... [2019-09-20 19:27:38,651 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:27:38,713 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:27:39,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:27:39,189 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:27:39,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:27:39,294 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:27:39,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39 WrapperNode [2019-09-20 19:27:39,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:27:39,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:27:39,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:27:39,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:27:39,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39" (1/1) ... [2019-09-20 19:27:39,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39" (1/1) ... [2019-09-20 19:27:39,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39" (1/1) ... [2019-09-20 19:27:39,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39" (1/1) ... [2019-09-20 19:27:39,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39" (1/1) ... [2019-09-20 19:27:39,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39" (1/1) ... [2019-09-20 19:27:39,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39" (1/1) ... [2019-09-20 19:27:39,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:27:39,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:27:39,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:27:39,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:27:39,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:27:39" (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 19:27:39,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:27:39,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:27:39,427 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:27:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 19:27:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 19:27:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 19:27:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 19:27:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 19:27:39,429 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 19:27:39,429 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 19:27:39,429 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 19:27:39,429 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 19:27:39,429 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 19:27:39,429 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 19:27:39,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 19:27:39,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 19:27:39,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 19:27:39,430 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 19:27:39,430 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 19:27:39,430 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 19:27:39,431 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 19:27:39,431 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 19:27:39,431 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 19:27:39,431 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 19:27:39,431 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 19:27:39,431 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 19:27:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 19:27:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 19:27:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 19:27:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 19:27:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 19:27:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 19:27:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 19:27:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 19:27:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 19:27:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 19:27:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 19:27:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 19:27:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 19:27:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 19:27:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 19:27:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 19:27:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 19:27:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 19:27:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 19:27:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 19:27:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 19:27:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 19:27:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 19:27:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 19:27:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 19:27:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 19:27:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 19:27:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:27:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 19:27:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 19:27:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:27:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 19:27:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 19:27:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 19:27:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 19:27:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 19:27:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:27:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 19:27:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 19:27:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 19:27:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 19:27:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 19:27:39,439 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 19:27:39,439 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 19:27:39,439 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 19:27:39,439 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 19:27:39,439 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 19:27:39,439 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 19:27:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 19:27:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 19:27:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 19:27:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 19:27:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 19:27:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 19:27:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 19:27:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 19:27:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 19:27:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 19:27:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 19:27:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 19:27:39,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 19:27:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 19:27:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 19:27:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 19:27:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 19:27:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 19:27:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 19:27:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 19:27:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 19:27:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 19:27:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 19:27:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 19:27:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 19:27:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 19:27:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 19:27:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 19:27:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 19:27:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 19:27:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 19:27:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 19:27:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:27:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:27:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:27:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:27:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:27:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:27:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:27:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:27:39,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:27:39,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:27:39,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:27:40,058 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:27:40,059 INFO L283 CfgBuilder]: Removed 15 assume(true) statements. [2019-09-20 19:27:40,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:27:40 BoogieIcfgContainer [2019-09-20 19:27:40,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:27:40,061 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:27:40,061 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:27:40,061 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:27:40,063 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:27:40" (1/1) ... [2019-09-20 19:27:40,063 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 19:27:40,086 INFO L162 IcfgInterpreter]: Started Sifa with 5 locations of interest [2019-09-20 19:27:40,086 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:27:40,094 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:27:40,102 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:27:40,104 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:27:40,253 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 19:27:43,851 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 19:27:44,298 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 19:27:44,626 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:27:44,934 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 19:27:45,632 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 19:27:46,812 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 19:27:48,260 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 19:27:49,685 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 19:27:54,150 WARN L191 SmtUtils]: Spent 4.36 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 19:27:59,373 WARN L191 SmtUtils]: Spent 5.03 s on a formula simplification that was a NOOP. DAG size: 166 [2019-09-20 19:27:59,529 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 167 [2019-09-20 19:27:59,855 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:00,217 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:00,498 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:00,850 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:01,779 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:02,114 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:02,730 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:04,816 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:05,370 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:05,896 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:06,496 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:06,999 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:07,537 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:07,869 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:08,372 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:08,761 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:09,135 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:09,582 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:10,081 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:10,496 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:10,839 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:11,141 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:11,658 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:12,548 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:12,892 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:13,241 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:13,797 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:14,081 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:14,359 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:14,616 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:15,132 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:15,622 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:15,882 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:16,270 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:16,596 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:16,862 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2019-09-20 19:28:17,128 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 167