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/list-ext3-properties/dll_circular_traversal-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:57:54,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:57:54,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:57:54,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:57:54,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:57:54,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:57:54,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:57:54,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:57:54,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:57:54,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:57:54,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:57:54,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:57:54,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:57:54,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:57:54,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:57:54,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:57:54,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:57:54,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:57:54,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:57:54,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:57:54,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:57:54,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:57:54,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:57:54,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:57:54,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:57:54,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:57:54,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:57:54,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:57:54,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:57:54,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:57:54,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:57:54,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:57:54,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:57:54,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:57:54,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:57:54,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:57:54,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:57:54,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:57:54,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:57:54,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:57:54,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:57:54,131 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 [2019-09-18 11:57:54,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:57:54,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:57:54,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:57:54,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:57:54,161 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:57:54,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:57:54,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:57:54,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:57:54,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:57:54,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:57:54,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:57:54,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:57:54,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:57:54,164 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:57:54,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:57:54,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:57:54,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:57:54,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:57:54,165 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:57:54,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:57:54,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:57:54,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:57:54,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:57:54,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:57:54,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:57:54,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:57:54,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:57:54,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:57:54,168 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 [2019-09-18 11:57:54,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:57:54,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:57:54,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:57:54,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:57:54,218 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:57:54,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/dll_circular_traversal-2.i [2019-09-18 11:57:54,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc97e75d1/85b1cf9255694b89ac0a6001b30a5218/FLAG855d329dd [2019-09-18 11:57:54,848 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:57:54,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/dll_circular_traversal-2.i [2019-09-18 11:57:54,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc97e75d1/85b1cf9255694b89ac0a6001b30a5218/FLAG855d329dd [2019-09-18 11:57:55,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc97e75d1/85b1cf9255694b89ac0a6001b30a5218 [2019-09-18 11:57:55,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:57:55,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:57:55,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:57:55,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:57:55,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:57:55,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2c29fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55, skipping insertion in model container [2019-09-18 11:57:55,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:57:55,240 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:57:55,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:57:55,665 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:57:55,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:57:55,777 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:57:55,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55 WrapperNode [2019-09-18 11:57:55,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:57:55,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:57:55,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:57:55,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:57:55,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55" (1/1) ... [2019-09-18 11:57:55,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:57:55,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:57:55,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:57:55,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:57:55,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:55" (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 [2019-09-18 11:57:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:57:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:57:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-18 11:57:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-18 11:57:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-18 11:57:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_create [2019-09-18 11:57:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:57:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:57:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-18 11:57:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-18 11:57:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 11:57:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 11:57:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 11:57:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 11:57:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 11:57:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 11:57:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 11:57:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 11:57:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 11:57:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 11:57:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 11:57:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 11:57:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 11:57:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 11:57:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 11:57:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 11:57:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 11:57:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 11:57:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 11:57:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 11:57:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 11:57:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 11:57:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 11:57:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 11:57:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 11:57:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 11:57:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 11:57:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 11:57:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 11:57:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 11:57:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 11:57:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 11:57:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 11:57:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 11:57:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 11:57:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 11:57:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 11:57:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 11:57:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 11:57:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 11:57:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 11:57:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 11:57:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 11:57:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 11:57:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 11:57:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 11:57:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 11:57:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 11:57:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 11:57:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 11:57:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 11:57:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 11:57:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 11:57:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 11:57:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-18 11:57:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 11:57:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 11:57:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 11:57:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 11:57:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 11:57:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 11:57:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 11:57:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 11:57:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 11:57:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 11:57:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 11:57:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 11:57:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 11:57:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 11:57:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 11:57:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 11:57:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 11:57:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 11:57:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 11:57:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 11:57:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 11:57:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 11:57:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 11:57:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 11:57:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 11:57:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 11:57:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 11:57:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 11:57:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 11:57:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 11:57:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 11:57:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 11:57:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 11:57:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 11:57:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 11:57:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 11:57:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 11:57:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 11:57:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 11:57:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 11:57:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 11:57:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 11:57:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 11:57:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 11:57:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 11:57:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 11:57:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 11:57:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 11:57:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-18 11:57:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_create [2019-09-18 11:57:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 11:57:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 11:57:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 11:57:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:57:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 11:57:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 11:57:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 11:57:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:57:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:57:56,444 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-18 11:57:56,551 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:57:56,551 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-18 11:57:56,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:57:56 BoogieIcfgContainer [2019-09-18 11:57:56,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:57:56,554 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:57:56,554 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:57:56,554 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:57:56,555 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:57:56" (1/1) ... [2019-09-18 11:57:56,556 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 [2019-09-18 11:57:56,579 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:57:56,580 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:57:56,588 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:57:56,596 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:57:56,598 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:57:56,747 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-18 11:57:56,897 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-18 11:57:56,931 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:57:57,742 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-09-18 11:57:57,925 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2019-09-18 11:57:58,450 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 11:57:58,791 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 11:57:59,035 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 11:57:59,306 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2019-09-18 11:57:59,588 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2019-09-18 11:57:59,857 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 89 [2019-09-18 11:57:59,976 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 11:58:00,163 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 11:58:00,481 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 94 [2019-09-18 11:58:00,769 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 91 [2019-09-18 11:58:00,954 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 11:58:01,313 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 100 [2019-09-18 11:58:01,468 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 11:58:01,656 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 11:58:02,009 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 101 [2019-09-18 11:58:02,154 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 11:58:02,278 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 11:58:02,405 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 11:58:02,671 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 11:58:02,962 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 11:58:03,724 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 135 [2019-09-18 11:58:04,493 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-18 11:58:04,874 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 11:58:05,681 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 122 [2019-09-18 11:58:06,391 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 139 [2019-09-18 11:58:06,721 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 11:58:07,188 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-18 11:58:08,532 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 166 DAG size of output: 139 [2019-09-18 11:58:09,423 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 136 [2019-09-18 11:58:09,998 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 11:58:11,037 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 135 [2019-09-18 11:58:11,492 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 11:58:12,044 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-18 11:58:13,179 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 136 [2019-09-18 11:58:13,664 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-18 11:58:14,064 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-18 11:58:14,467 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-18 11:58:15,485 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 145 DAG size of output: 136 [2019-09-18 11:58:15,988 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2019-09-18 11:58:16,209 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2019-09-18 11:58:16,349 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:58:17,737 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2019-09-18 11:58:17,936 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-18 11:58:18,138 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:58:18,353 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-18 11:58:18,612 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2019-09-18 11:58:18,853 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2019-09-18 11:58:19,377 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2019-09-18 11:58:19,530 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2019-09-18 11:58:20,013 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2019-09-18 11:58:20,640 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 82 [2019-09-18 11:58:21,225 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 111 [2019-09-18 11:58:21,469 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 11:58:21,811 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 11:58:22,139 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 11:58:22,639 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:58:23,942 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:58:26,851 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2019-09-18 11:58:27,154 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 76 [2019-09-18 11:58:27,505 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2019-09-18 11:58:27,674 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2019-09-18 11:58:27,838 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2019-09-18 11:58:28,143 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2019-09-18 11:58:30,474 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 260 DAG size of output: 216 [2019-09-18 11:58:30,711 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 45 [2019-09-18 11:58:30,720 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-18 11:58:30,725 INFO L168 Benchmark]: Toolchain (without parser) took 35546.60 ms. Allocated memory was 137.9 MB in the beginning and 527.4 MB in the end (delta: 389.5 MB). Free memory was 84.3 MB in the beginning and 456.5 MB in the end (delta: -372.2 MB). Peak memory consumption was 407.0 MB. Max. memory is 7.1 GB. [2019-09-18 11:58:30,726 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:58:30,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.06 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.0 MB in the beginning and 161.3 MB in the end (delta: -77.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-09-18 11:58:30,726 INFO L168 Benchmark]: Boogie Preprocessor took 80.57 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 157.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:58:30,727 INFO L168 Benchmark]: RCFGBuilder took 693.41 ms. Allocated memory is still 198.2 MB. Free memory was 157.8 MB in the beginning and 109.3 MB in the end (delta: 48.6 MB). Peak memory consumption was 48.6 MB. Max. memory is 7.1 GB. [2019-09-18 11:58:30,727 INFO L168 Benchmark]: Sifa took 34170.07 ms. Allocated memory was 198.2 MB in the beginning and 527.4 MB in the end (delta: 329.3 MB). Free memory was 109.3 MB in the beginning and 456.5 MB in the end (delta: -347.2 MB). Peak memory consumption was 371.7 MB. Max. memory is 7.1 GB. [2019-09-18 11:58:30,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 599.06 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.0 MB in the beginning and 161.3 MB in the end (delta: -77.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.57 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 157.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 693.41 ms. Allocated memory is still 198.2 MB. Free memory was 157.8 MB in the beginning and 109.3 MB in the end (delta: 48.6 MB). Peak memory consumption was 48.6 MB. Max. memory is 7.1 GB. * Sifa took 34170.07 ms. Allocated memory was 198.2 MB in the beginning and 527.4 MB in the end (delta: 329.3 MB). Free memory was 109.3 MB in the beginning and 456.5 MB in the end (delta: -347.2 MB). Peak memory consumption was 371.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...