java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2n_insert_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:05:36,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:05:36,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:05:36,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:05:36,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:05:36,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:05:36,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:05:36,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:05:36,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:05:36,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:05:36,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:05:36,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:05:36,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:05:36,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:05:36,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:05:36,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:05:36,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:05:36,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:05:36,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:05:36,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:05:36,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:05:36,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:05:36,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:05:36,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:05:36,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:05:36,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:05:36,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:05:36,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:05:36,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:05:36,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:05:36,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:05:36,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:05:36,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:05:36,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:05:36,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:05:36,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:05:36,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:05:36,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:05:36,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:05:36,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:05:36,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:05:36,160 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 [2019-09-19 17:05:36,176 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:05:36,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:05:36,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:05:36,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:05:36,178 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:05:36,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:05:36,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:05:36,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:05:36,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:05:36,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:05:36,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:05:36,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:05:36,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:05:36,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:05:36,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:05:36,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:05:36,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:05:36,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:05:36,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:05:36,181 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:05:36,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:05:36,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:05:36,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:05:36,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:05:36,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:05:36,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:05:36,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:05:36,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:05:36,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:05:36,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:05:36,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:05:36,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:05:36,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:05:36,234 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:05:36,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_insert_equal.i [2019-09-19 17:05:36,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab310c5e/567c41a3c0cd46d999d3b834244e8abf/FLAG4b9a519e5 [2019-09-19 17:05:36,835 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:05:36,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_insert_equal.i [2019-09-19 17:05:36,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab310c5e/567c41a3c0cd46d999d3b834244e8abf/FLAG4b9a519e5 [2019-09-19 17:05:37,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab310c5e/567c41a3c0cd46d999d3b834244e8abf [2019-09-19 17:05:37,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:05:37,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:05:37,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:05:37,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:05:37,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:05:37,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab6824a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37, skipping insertion in model container [2019-09-19 17:05:37,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:05:37,252 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:05:37,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:05:37,751 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:05:37,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:05:37,857 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:05:37,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37 WrapperNode [2019-09-19 17:05:37,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:05:37,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:05:37,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:05:37,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:05:37,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37" (1/1) ... [2019-09-19 17:05:37,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:05:37,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:05:37,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:05:37,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:05:37,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:05:37" (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 [2019-09-19 17:05:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:05:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:05:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-19 17:05:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-19 17:05:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-19 17:05:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-19 17:05:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-19 17:05:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-19 17:05:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert [2019-09-19 17:05:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:05:38,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:05:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-19 17:05:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-19 17:05:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 17:05:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 17:05:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 17:05:38,018 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 17:05:38,019 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 17:05:38,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 17:05:38,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 17:05:38,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 17:05:38,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 17:05:38,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 17:05:38,020 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 17:05:38,020 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 17:05:38,020 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 17:05:38,020 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 17:05:38,020 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 17:05:38,020 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 17:05:38,021 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 17:05:38,021 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 17:05:38,021 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 17:05:38,021 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 17:05:38,021 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 17:05:38,021 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 17:05:38,022 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 17:05:38,022 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 17:05:38,022 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 17:05:38,022 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 17:05:38,022 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 17:05:38,022 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 17:05:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 17:05:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 17:05:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 17:05:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 17:05:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 17:05:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 17:05:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 17:05:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 17:05:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 17:05:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 17:05:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 17:05:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 17:05:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 17:05:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 17:05:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 17:05:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 17:05:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 17:05:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 17:05:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 17:05:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 17:05:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 17:05:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 17:05:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 17:05:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 17:05:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 17:05:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 17:05:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 17:05:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 17:05:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 17:05:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 17:05:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 17:05:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 17:05:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 17:05:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 17:05:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 17:05:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 17:05:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 17:05:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 17:05:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 17:05:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 17:05:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 17:05:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 17:05:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 17:05:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 17:05:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 17:05:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 17:05:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 17:05:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 17:05:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 17:05:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 17:05:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 17:05:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 17:05:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 17:05:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 17:05:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 17:05:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 17:05:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 17:05:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 17:05:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-19 17:05:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-19 17:05:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:05:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:05:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:05:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-19 17:05:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-19 17:05:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:05:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:05:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert [2019-09-19 17:05:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:05:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:05:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 17:05:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:05:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:05:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:05:38,451 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-19 17:05:39,386 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:05:39,386 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-19 17:05:39,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:05:39 BoogieIcfgContainer [2019-09-19 17:05:39,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:05:39,388 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:05:39,389 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:05:39,389 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:05:39,390 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:05:39" (1/1) ... [2019-09-19 17:05:39,391 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:05:39,415 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:05:39,415 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:05:39,424 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:05:39,433 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:05:39,434 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:05:39,601 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-19 17:05:40,685 WARN L191 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 17:05:41,435 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 17:05:41,804 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-19 17:05:42,244 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 17:05:42,841 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 17:05:43,518 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2019-09-19 17:05:44,128 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-19 17:05:44,531 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2019-09-19 17:05:44,615 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 17:05:45,302 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 17:05:45,716 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 17:05:46,049 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-19 17:05:46,429 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 17:05:46,888 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 17:05:47,538 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2019-09-19 17:05:48,019 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-19 17:05:48,669 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 17:05:49,238 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 17:05:49,553 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-19 17:05:49,912 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 17:05:50,419 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 17:05:51,060 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2019-09-19 17:05:51,530 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-19 17:05:51,932 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2019-09-19 17:05:52,766 WARN L191 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 17:05:53,469 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 17:05:53,910 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-19 17:05:54,362 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 17:05:54,847 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 17:05:55,577 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2019-09-19 17:05:56,078 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-19 17:05:56,732 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 17:05:57,294 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 17:05:57,610 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-19 17:05:58,001 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 17:05:58,429 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 17:05:59,047 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2019-09-19 17:05:59,580 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-19 17:06:00,004 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 67 [2019-09-19 17:06:15,594 WARN L191 SmtUtils]: Spent 13.03 s on a formula simplification that was a NOOP. DAG size: 182 [2019-09-19 17:06:29,780 WARN L191 SmtUtils]: Spent 14.13 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-19 17:06:39,138 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 168 [2019-09-19 17:06:40,987 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 17:06:43,919 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 17:06:48,365 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 17:06:52,691 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 17:07:24,191 WARN L191 SmtUtils]: Spent 31.50 s on a formula simplification. DAG size of input: 193 DAG size of output: 179 [2019-09-19 17:07:26,079 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2019-09-19 17:07:27,822 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2019-09-19 17:07:31,936 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2019-09-19 17:07:33,906 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2019-09-19 17:07:47,496 WARN L191 SmtUtils]: Spent 13.59 s on a formula simplification. DAG size of input: 187 DAG size of output: 179 [2019-09-19 17:07:53,713 WARN L191 SmtUtils]: Spent 6.09 s on a formula simplification that was a NOOP. DAG size: 172 [2019-09-19 17:08:08,244 WARN L191 SmtUtils]: Spent 14.37 s on a formula simplification that was a NOOP. DAG size: 190 [2019-09-19 17:08:18,908 WARN L191 SmtUtils]: Spent 10.55 s on a formula simplification that was a NOOP. DAG size: 199 [2019-09-19 17:08:29,687 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification that was a NOOP. DAG size: 194 [2019-09-19 17:08:37,091 WARN L191 SmtUtils]: Spent 7.32 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-19 17:08:39,475 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 166 [2019-09-19 17:08:42,012 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2019-09-19 17:08:44,024 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-09-19 17:08:46,136 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-09-19 17:08:47,354 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 154 [2019-09-19 17:08:48,177 WARN L191 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2019-09-19 17:08:48,238 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:08:48,238 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:08:48,239 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 216#true [2019-09-19 17:08:48,248 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:08:48,249 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:08:48,250 INFO L168 Benchmark]: Toolchain (without parser) took 191071.72 ms. Allocated memory was 141.0 MB in the beginning and 319.8 MB in the end (delta: 178.8 MB). Free memory was 87.0 MB in the beginning and 278.1 MB in the end (delta: -191.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:08:48,250 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:08:48,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.42 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 86.8 MB in the beginning and 162.1 MB in the end (delta: -75.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-19 17:08:48,251 INFO L168 Benchmark]: Boogie Preprocessor took 96.70 ms. Allocated memory is still 200.8 MB. Free memory was 162.1 MB in the beginning and 159.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-19 17:08:48,252 INFO L168 Benchmark]: RCFGBuilder took 1432.51 ms. Allocated memory is still 200.8 MB. Free memory was 159.0 MB in the beginning and 85.1 MB in the end (delta: 73.9 MB). Peak memory consumption was 73.9 MB. Max. memory is 7.1 GB. [2019-09-19 17:08:48,252 INFO L168 Benchmark]: Sifa took 188860.22 ms. Allocated memory was 200.8 MB in the beginning and 319.8 MB in the end (delta: 119.0 MB). Free memory was 85.1 MB in the beginning and 278.1 MB in the end (delta: -193.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:08:48,254 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.42 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 86.8 MB in the beginning and 162.1 MB in the end (delta: -75.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.70 ms. Allocated memory is still 200.8 MB. Free memory was 162.1 MB in the beginning and 159.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1432.51 ms. Allocated memory is still 200.8 MB. Free memory was 159.0 MB in the beginning and 85.1 MB in the end (delta: 73.9 MB). Peak memory consumption was 73.9 MB. Max. memory is 7.1 GB. * Sifa took 188860.22 ms. Allocated memory was 200.8 MB in the beginning and 319.8 MB in the end (delta: 119.0 MB). Free memory was 85.1 MB in the beginning and 278.1 MB in the end (delta: -193.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 188824, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 53, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 39, TOOLS_POST_TIME[ms]: 186433, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 26, TOOLS_POST_RETURN_APPLICATIONS: 7, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_APPLICATIONS: 54, TOOLS_QUANTIFIERELIM_TIME[ms]: 186443, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 167001, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 59, FLUID_YES_ANSWERS: 59, DOMAIN_JOIN_APPLICATIONS: 15, DOMAIN_JOIN_TIME[ms]: 2157, DOMAIN_ALPHA_APPLICATIONS: 59, DOMAIN_ALPHA_TIME[ms]: 98, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16198, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16197, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 7, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 188588, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 188587, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 141, DAG_COMPRESSION_RETAINED_NODES: 66 - UnprovableResult [Line: 643]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 216#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...