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-simple/sll2c_append_unequal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:28:51,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:28:51,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:28:51,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:28:51,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:28:51,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:28:51,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:28:51,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:28:51,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:28:51,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:28:51,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:28:51,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:28:51,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:28:51,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:28:51,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:28:51,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:28:51,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:28:51,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:28:51,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:28:51,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:28:51,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:28:51,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:28:51,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:28:51,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:28:51,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:28:51,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:28:51,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:28:51,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:28:51,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:28:51,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:28:51,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:28:51,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:28:51,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:28:51,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:28:51,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:28:51,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:28:51,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:28:51,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:28:51,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:28:51,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:28:51,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:28:51,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 19:28:51,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:28:51,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:28:51,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:28:51,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:28:51,254 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:28:51,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:28:51,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:28:51,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:28:51,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:28:51,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:28:51,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:28:51,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:28:51,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:28:51,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:28:51,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:28:51,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:28:51,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:28:51,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:28:51,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:28:51,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:28:51,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:28:51,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:28:51,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:28:51,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:28:51,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:28:51,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:28:51,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:28:51,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:28:51,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:28:51,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:28:51,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:28:51,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:28:51,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:28:51,345 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:28:51,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_append_unequal.i [2019-09-20 19:28:51,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/777eaad85/5a7943e5a53242e3b8b81d3fb125ef1c/FLAGd7d5f53eb [2019-09-20 19:28:51,921 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:28:51,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_append_unequal.i [2019-09-20 19:28:51,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/777eaad85/5a7943e5a53242e3b8b81d3fb125ef1c/FLAGd7d5f53eb [2019-09-20 19:28:52,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/777eaad85/5a7943e5a53242e3b8b81d3fb125ef1c [2019-09-20 19:28:52,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:28:52,232 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:28:52,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:52,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:28:52,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:28:52,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30588995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52, skipping insertion in model container [2019-09-20 19:28:52,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,245 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:28:52,291 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:28:52,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:52,753 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:28:52,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:52,879 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:28:52,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52 WrapperNode [2019-09-20 19:28:52,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:52,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:28:52,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:28:52,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:28:52,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52" (1/1) ... [2019-09-20 19:28:52,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:28:52,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:28:52,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:28:52,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:28:52,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:28:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:28:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:28:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 19:28:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 19:28:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 19:28:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 19:28:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 19:28:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-20 19:28:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_append [2019-09-20 19:28:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:28:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:28:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 19:28:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 19:28:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 19:28:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 19:28:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 19:28:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 19:28:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 19:28:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 19:28:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 19:28:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 19:28:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 19:28:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 19:28:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 19:28:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 19:28:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 19:28:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 19:28:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 19:28:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 19:28:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 19:28:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 19:28:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 19:28:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 19:28:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 19:28:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 19:28:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 19:28:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 19:28:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 19:28:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 19:28:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 19:28:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 19:28:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 19:28:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 19:28:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 19:28:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 19:28:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 19:28:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 19:28:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 19:28:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 19:28:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 19:28:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 19:28:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 19:28:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 19:28:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 19:28:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 19:28:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 19:28:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 19:28:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 19:28:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 19:28:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 19:28:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 19:28:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 19:28:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 19:28:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:28:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 19:28:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 19:28:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:28:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 19:28:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 19:28:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 19:28:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 19:28:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 19:28:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:28:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 19:28:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 19:28:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 19:28:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 19:28:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 19:28:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 19:28:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 19:28:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 19:28:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 19:28:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 19:28:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 19:28:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 19:28:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 19:28:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 19:28:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 19:28:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 19:28:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 19:28:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 19:28:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 19:28:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 19:28:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 19:28:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 19:28:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 19:28:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 19:28:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 19:28:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 19:28:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 19:28:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 19:28:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 19:28:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 19:28:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 19:28:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 19:28:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 19:28:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 19:28:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 19:28:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 19:28:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 19:28:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 19:28:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 19:28:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 19:28:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 19:28:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 19:28:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 19:28:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 19:28:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 19:28:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:28:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:28:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:28:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 19:28:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-20 19:28:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:28:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:28:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_append [2019-09-20 19:28:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:28:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:28:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 19:28:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:28:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:28:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:28:53,443 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 19:28:53,759 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:28:53,759 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:28:53,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:53 BoogieIcfgContainer [2019-09-20 19:28:53,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:28:53,762 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:28:53,762 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:28:53,762 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:28:53,764 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:53" (1/1) ... [2019-09-20 19:28:53,764 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:28:53,789 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:28:53,789 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:28:53,798 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:28:53,808 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:28:53,810 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:28:53,974 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 19:28:54,301 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 19:28:55,791 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 19:28:55,943 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:28:56,101 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 19:28:56,268 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:28:56,419 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 19:28:56,555 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 19:28:56,688 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 19:28:56,818 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 19:28:56,941 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:28:57,058 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 19:28:57,250 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 19:28:57,417 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:28:57,557 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 19:28:57,761 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-20 19:28:58,185 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2019-09-20 19:28:58,315 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 19:28:58,608 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 19:28:58,874 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 19:28:59,137 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:28:59,389 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 19:28:59,614 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 19:28:59,858 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 19:29:00,097 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 19:29:00,338 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:29:00,558 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:29:00,798 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:29:00,981 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 19:29:01,176 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:29:01,368 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 19:29:01,561 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:29:01,747 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 19:29:02,027 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 19:29:02,241 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 19:29:02,425 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 19:29:02,737 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-20 19:29:02,877 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:29:03,289 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-20 19:29:04,506 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:29:04,652 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 19:29:05,015 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2019-09-20 19:29:05,131 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:29:05,401 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 19:29:05,640 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 19:29:05,996 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 76 [2019-09-20 19:29:06,899 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 19:29:07,175 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2019-09-20 19:29:07,962 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:29:13,099 WARN L191 SmtUtils]: Spent 4.94 s on a formula simplification. DAG size of input: 318 DAG size of output: 262 [2019-09-20 19:29:15,672 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 259 [2019-09-20 19:29:17,820 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 256 [2019-09-20 19:29:19,925 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 253 [2019-09-20 19:29:21,983 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 244 [2019-09-20 19:29:24,023 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 316 [2019-09-20 19:29:25,778 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 307 DAG size of output: 206 [2019-09-20 19:29:26,601 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:29:26,601 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:29:26,604 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 355#true [2019-09-20 19:29:26,622 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:29:26,623 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:29:26,625 INFO L168 Benchmark]: Toolchain (without parser) took 34392.99 ms. Allocated memory was 131.6 MB in the beginning and 511.7 MB in the end (delta: 380.1 MB). Free memory was 86.9 MB in the beginning and 252.8 MB in the end (delta: -165.9 MB). Peak memory consumption was 214.2 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:26,628 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:29:26,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.25 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 86.7 MB in the beginning and 160.2 MB in the end (delta: -73.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:26,630 INFO L168 Benchmark]: Boogie Preprocessor took 84.51 ms. Allocated memory is still 199.8 MB. Free memory was 160.2 MB in the beginning and 157.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:26,631 INFO L168 Benchmark]: RCFGBuilder took 793.13 ms. Allocated memory is still 199.8 MB. Free memory was 157.0 MB in the beginning and 96.8 MB in the end (delta: 60.3 MB). Peak memory consumption was 60.3 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:26,634 INFO L168 Benchmark]: Sifa took 32860.84 ms. Allocated memory was 199.8 MB in the beginning and 511.7 MB in the end (delta: 312.0 MB). Free memory was 96.8 MB in the beginning and 252.8 MB in the end (delta: -156.0 MB). Peak memory consumption was 155.9 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:26,649 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.25 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 86.7 MB in the beginning and 160.2 MB in the end (delta: -73.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.51 ms. Allocated memory is still 199.8 MB. Free memory was 160.2 MB in the beginning and 157.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 793.13 ms. Allocated memory is still 199.8 MB. Free memory was 157.0 MB in the beginning and 96.8 MB in the end (delta: 60.3 MB). Peak memory consumption was 60.3 MB. Max. memory is 7.1 GB. * Sifa took 32860.84 ms. Allocated memory was 199.8 MB in the beginning and 511.7 MB in the end (delta: 312.0 MB). Free memory was 96.8 MB in the beginning and 252.8 MB in the end (delta: -156.0 MB). Peak memory consumption was 155.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 32814, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 255, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 236, TOOLS_POST_TIME[ms]: 3673, TOOLS_POST_CALL_APPLICATIONS: 12, TOOLS_POST_CALL_TIME[ms]: 576, TOOLS_POST_RETURN_APPLICATIONS: 11, TOOLS_POST_RETURN_TIME[ms]: 23408, TOOLS_QUANTIFIERELIM_APPLICATIONS: 259, TOOLS_QUANTIFIERELIM_TIME[ms]: 27584, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 18152, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 269, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 30, DOMAIN_JOIN_TIME[ms]: 2881, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 8, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 2049, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 26, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10766, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10763, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 11, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13186, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13186, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 59, DAG_COMPRESSION_PROCESSED_NODES: 562, DAG_COMPRESSION_RETAINED_NODES: 250 - UnprovableResult [Line: 637]: 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 355#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...