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 CompoundDomain --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/sll-01-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:26:32,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:26:32,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:26:32,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:26:32,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:26:32,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:26:32,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:26:32,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:26:32,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:26:32,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:26:32,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:26:32,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:26:32,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:26:32,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:26:32,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:26:32,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:26:32,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:26:32,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:26:32,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:26:32,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:26:32,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:26:32,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:26:32,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:26:32,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:26:32,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:26:32,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:26:32,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:26:32,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:26:32,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:26:32,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:26:32,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:26:32,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:26:32,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:26:32,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:26:32,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:26:32,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:26:32,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:26:32,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:26:32,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:26:32,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:26:32,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:26:32,962 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 17:26:32,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:26:32,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:26:32,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:26:32,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:26:32,984 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:26:32,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:26:32,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:26:32,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:26:32,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:26:32,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:26:32,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:26:32,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:26:32,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:26:32,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:26:32,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:26:32,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:26:32,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:26:32,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:26:32,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:26:32,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:26:32,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:26:32,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:26:32,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:26:32,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:26:32,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:26:32,989 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:26:32,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:26:32,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:26:32,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 17:26:33,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:26:33,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:26:33,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:26:33,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:26:33,070 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:26:33,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-01-1.i [2019-09-20 17:26:33,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5141a409b/509c5d3755a14f548782476230676703/FLAGcaaeeab13 [2019-09-20 17:26:33,682 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:26:33,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-01-1.i [2019-09-20 17:26:33,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5141a409b/509c5d3755a14f548782476230676703/FLAGcaaeeab13 [2019-09-20 17:26:33,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5141a409b/509c5d3755a14f548782476230676703 [2019-09-20 17:26:33,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:26:33,977 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:26:33,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:26:33,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:26:33,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:26:33,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:26:33" (1/1) ... [2019-09-20 17:26:33,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47d41f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:33, skipping insertion in model container [2019-09-20 17:26:33,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:26:33" (1/1) ... [2019-09-20 17:26:33,995 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:26:34,039 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:26:34,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:26:34,578 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:26:34,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:26:34,676 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:26:34,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34 WrapperNode [2019-09-20 17:26:34,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:26:34,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:26:34,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:26:34,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:26:34,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34" (1/1) ... [2019-09-20 17:26:34,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34" (1/1) ... [2019-09-20 17:26:34,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34" (1/1) ... [2019-09-20 17:26:34,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34" (1/1) ... [2019-09-20 17:26:34,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34" (1/1) ... [2019-09-20 17:26:34,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34" (1/1) ... [2019-09-20 17:26:34,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34" (1/1) ... [2019-09-20 17:26:34,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:26:34,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:26:34,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:26:34,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:26:34,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:26:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:26:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:26:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:26:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:26:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 17:26:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 17:26:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 17:26:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 17:26:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 17:26:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 17:26:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 17:26:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 17:26:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 17:26:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 17:26:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 17:26:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 17:26:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 17:26:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 17:26:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 17:26:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 17:26:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 17:26:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 17:26:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 17:26:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 17:26:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 17:26:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 17:26:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 17:26:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 17:26:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 17:26:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 17:26:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 17:26:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 17:26:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 17:26:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 17:26:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 17:26:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 17:26:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 17:26:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 17:26:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 17:26:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 17:26:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 17:26:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 17:26:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 17:26:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 17:26:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 17:26:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 17:26:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 17:26:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 17:26:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 17:26:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 17:26:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 17:26:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 17:26:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 17:26:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 17:26:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:26:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 17:26:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 17:26:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 17:26:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 17:26:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 17:26:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 17:26:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 17:26:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 17:26:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 17:26:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 17:26:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 17:26:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 17:26:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 17:26:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 17:26:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 17:26:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 17:26:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 17:26:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 17:26:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 17:26:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 17:26:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 17:26:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 17:26:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 17:26:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 17:26:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 17:26:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 17:26:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 17:26:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 17:26:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 17:26:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 17:26:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 17:26:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 17:26:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 17:26:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 17:26:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 17:26:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 17:26:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 17:26:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 17:26:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 17:26:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 17:26:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 17:26:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 17:26:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 17:26:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 17:26:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 17:26:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 17:26:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 17:26:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 17:26:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 17:26:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 17:26:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 17:26:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 17:26:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:26:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:26:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:26:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 17:26:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:26:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:26:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:26:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:26:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:26:35,786 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:26:35,787 INFO L283 CfgBuilder]: Removed 30 assume(true) statements. [2019-09-20 17:26:35,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:26:35 BoogieIcfgContainer [2019-09-20 17:26:35,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:26:35,789 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:26:35,789 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:26:35,789 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:26:35,791 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:26:35" (1/1) ... [2019-09-20 17:26:35,792 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 17:26:35,821 INFO L162 IcfgInterpreter]: Started Sifa with 13 locations of interest [2019-09-20 17:26:35,821 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:26:35,830 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:26:35,839 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:26:35,840 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:26:36,037 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2019-09-20 17:26:36,549 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2019-09-20 17:26:36,787 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-20 17:26:37,720 WARN L191 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-20 17:26:38,136 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:26:38,991 WARN L191 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-20 17:26:39,619 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-20 17:26:39,920 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:26:40,542 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-20 17:26:40,900 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:26:41,209 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:26:41,860 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-20 17:26:43,955 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-20 17:26:45,139 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:26:47,446 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-20 17:26:50,086 WARN L191 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-20 17:26:51,153 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:26:51,285 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 20 [2019-09-20 17:26:53,609 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-20 17:26:56,002 WARN L191 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-20 17:26:57,242 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:26:59,283 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-20 17:27:01,754 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-20 17:27:02,716 WARN L191 SmtUtils]: Spent 960.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:27:04,771 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-20 17:27:05,880 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:27:06,765 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:27:08,818 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-20 17:27:09,324 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-20 17:27:09,561 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:27:10,119 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-20 17:27:10,667 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-20 17:27:10,914 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:27:11,505 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-20 17:27:11,796 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:27:12,084 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:27:12,703 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-20 17:27:14,731 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-20 17:27:15,691 WARN L191 SmtUtils]: Spent 959.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:27:18,014 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-20 17:27:20,112 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-20 17:27:21,253 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:27:23,391 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 132 DAG size of output: 126