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_remove_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:28:52,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:28:52,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:28:52,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:28:52,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:28:52,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:28:52,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:28:52,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:28:52,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:28:52,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:28:52,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:28:52,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:28:52,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:28:52,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:28:52,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:28:52,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:28:52,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:28:52,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:28:52,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:28:52,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:28:52,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:28:52,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:28:52,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:28:52,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:28:52,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:28:52,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:28:52,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:28:52,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:28:52,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:28:52,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:28:52,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:28:52,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:28:52,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:28:52,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:28:52,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:28:52,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:28:52,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:28:52,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:28:52,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:28:52,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:28:52,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:28:52,925 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 19:28:52,949 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:28:52,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:28:52,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:28:52,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:28:52,952 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:28:52,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:28:52,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:28:52,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:28:52,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:28:52,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:28:52,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:28:52,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:28:52,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:28:52,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:28:52,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:28:52,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:28:52,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:28:52,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:28:52,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:28:52,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:28:52,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:28:52,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:28:52,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:28:52,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:28:52,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:28:52,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:28:52,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:28:52,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:28:52,960 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 19:28:53,019 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:28:53,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:28:53,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:28:53,049 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:28:53,050 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:28:53,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_remove_all.i [2019-09-20 19:28:53,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfa2a866d/a932c2c922804c429f212b3fad87443f/FLAG803c1ad8f [2019-09-20 19:28:53,624 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:28:53,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_remove_all.i [2019-09-20 19:28:53,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfa2a866d/a932c2c922804c429f212b3fad87443f/FLAG803c1ad8f [2019-09-20 19:28:53,924 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfa2a866d/a932c2c922804c429f212b3fad87443f [2019-09-20 19:28:53,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:28:53,936 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:28:53,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:53,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:28:53,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:28:53,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:53" (1/1) ... [2019-09-20 19:28:53,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62df7d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:53, skipping insertion in model container [2019-09-20 19:28:53,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:53" (1/1) ... [2019-09-20 19:28:53,950 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:28:54,004 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:28:54,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:54,420 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:28:54,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:54,526 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:28:54,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54 WrapperNode [2019-09-20 19:28:54,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:54,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:28:54,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:28:54,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:28:54,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:28:54,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:28:54,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:28:54,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:28:54,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54" (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 19:28:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:28:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:28:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 19:28:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 19:28:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 19:28:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 19:28:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 19:28:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_remove_first [2019-09-20 19:28:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:28:54,651 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:28:54,651 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 19:28:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 19:28:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 19:28:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 19:28:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 19:28:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 19:28:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 19:28:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 19:28:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 19:28:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 19:28:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 19:28:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 19:28:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 19:28:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 19:28:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 19:28:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 19:28:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 19:28:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 19:28:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 19:28:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 19:28:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 19:28:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 19:28:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 19:28:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 19:28:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 19:28:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 19:28:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 19:28:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 19:28:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 19:28:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 19:28:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 19:28:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 19:28:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 19:28:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 19:28:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 19:28:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 19:28:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 19:28:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 19:28:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 19:28:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 19:28:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 19:28:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 19:28:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 19:28:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 19:28:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 19:28:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 19:28:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 19:28:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 19:28:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 19:28:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 19:28:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 19:28:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 19:28:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:28:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 19:28:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 19:28:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:28:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 19:28:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 19:28:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 19:28:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 19:28:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 19:28:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:28:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 19:28:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 19:28:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 19:28:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 19:28:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 19:28:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 19:28:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 19:28:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 19:28:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 19:28:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 19:28:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 19:28:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 19:28:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 19:28:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 19:28:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 19:28:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 19:28:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 19:28:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 19:28:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 19:28:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 19:28:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 19:28:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 19:28:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 19:28:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 19:28:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 19:28:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 19:28:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 19:28:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 19:28:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 19:28:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 19:28:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 19:28:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 19:28:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 19:28:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 19:28:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 19:28:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 19:28:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 19:28:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 19:28:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 19:28:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 19:28:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 19:28:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 19:28:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 19:28:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 19:28:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 19:28:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:28:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:28:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:28:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 19:28:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_remove_first [2019-09-20 19:28:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:28:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:28:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:28:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:28:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 19:28:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:28:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:28:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:28:55,072 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 19:28:55,307 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:28:55,307 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 19:28:55,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:55 BoogieIcfgContainer [2019-09-20 19:28:55,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:28:55,309 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:28:55,310 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:28:55,310 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:28:55,312 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,312 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 19:28:55,340 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:28:55,340 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:28:55,348 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:28:55,356 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:28:55,358 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:28:55,509 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 19:28:55,793 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 19:28:57,300 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 19:28:57,456 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:28:57,606 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 19:28:57,756 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:28:57,902 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 19:28:58,048 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 19:28:58,181 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 19:28:58,323 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 19:28:58,453 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:28:58,594 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 19:28:58,800 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 19:28:58,954 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:28:59,312 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-20 19:28:59,415 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 19:28:59,737 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2019-09-20 19:28:59,885 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 19:29:00,199 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 19:29:00,464 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 19:29:00,733 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:29:00,982 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 19:29:01,218 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 19:29:01,463 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 19:29:01,721 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 19:29:01,950 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:29:02,167 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:29:02,412 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:29:02,610 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 19:29:02,817 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:29:03,048 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 19:29:03,248 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:29:03,442 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 19:29:03,705 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 19:29:03,953 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 19:29:04,162 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 19:29:04,489 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-20 19:29:04,627 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:29:05,045 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-20 19:29:05,734 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 19:29:06,258 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 19:29:06,483 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-20 19:29:06,809 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2019-09-20 19:29:06,937 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 19:29:07,186 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-20 19:29:09,543 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 158 DAG size of output: 125 [2019-09-20 19:29:10,315 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 19:29:11,218 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 19:29:11,852 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 19:29:12,572 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-20 19:29:13,209 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 19:29:13,281 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:29:13,281 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:29:13,284 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 236#(and (not (< main_~i~0 main_~len~0)) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)))) [2019-09-20 19:29:13,295 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:29:13,295 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:29:13,296 INFO L168 Benchmark]: Toolchain (without parser) took 19360.77 ms. Allocated memory was 133.7 MB in the beginning and 439.4 MB in the end (delta: 305.7 MB). Free memory was 89.1 MB in the beginning and 246.2 MB in the end (delta: -157.1 MB). Peak memory consumption was 148.6 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:13,297 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:29:13,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.49 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.9 MB in the beginning and 162.2 MB in the end (delta: -73.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:13,298 INFO L168 Benchmark]: Boogie Preprocessor took 65.43 ms. Allocated memory is still 200.8 MB. Free memory was 162.2 MB in the beginning and 158.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:13,298 INFO L168 Benchmark]: RCFGBuilder took 715.62 ms. Allocated memory is still 200.8 MB. Free memory was 158.9 MB in the beginning and 106.8 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:13,298 INFO L168 Benchmark]: Sifa took 17985.77 ms. Allocated memory was 200.8 MB in the beginning and 439.4 MB in the end (delta: 238.6 MB). Free memory was 106.8 MB in the beginning and 246.2 MB in the end (delta: -139.4 MB). Peak memory consumption was 99.2 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:13,300 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 590.49 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.9 MB in the beginning and 162.2 MB in the end (delta: -73.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.43 ms. Allocated memory is still 200.8 MB. Free memory was 162.2 MB in the beginning and 158.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 715.62 ms. Allocated memory is still 200.8 MB. Free memory was 158.9 MB in the beginning and 106.8 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 7.1 GB. * Sifa took 17985.77 ms. Allocated memory was 200.8 MB in the beginning and 439.4 MB in the end (delta: 238.6 MB). Free memory was 106.8 MB in the beginning and 246.2 MB in the end (delta: -139.4 MB). Peak memory consumption was 99.2 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]: 17944, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 161, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 146, TOOLS_POST_TIME[ms]: 2878, TOOLS_POST_CALL_APPLICATIONS: 12, TOOLS_POST_CALL_TIME[ms]: 397, TOOLS_POST_RETURN_APPLICATIONS: 11, TOOLS_POST_RETURN_TIME[ms]: 10800, TOOLS_QUANTIFIERELIM_APPLICATIONS: 169, TOOLS_QUANTIFIERELIM_TIME[ms]: 14017, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 5359, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 169, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 24, DOMAIN_JOIN_TIME[ms]: 2219, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 14, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 1485, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 26, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9928, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9927, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 11, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12080, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12079, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 26, DAG_COMPRESSION_PROCESSED_NODES: 288, DAG_COMPRESSION_RETAINED_NODES: 146 - UnprovableResult [Line: 612]: 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 236#(and (not (< main_~i~0 main_~len~0)) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...