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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_remove_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:17:03,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:17:03,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:17:03,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:17:03,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:17:03,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:17:03,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:17:03,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:17:03,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:17:03,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:17:03,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:17:03,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:17:03,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:17:03,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:17:03,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:17:03,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:17:03,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:17:03,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:17:03,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:17:03,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:17:03,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:17:03,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:17:03,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:17:03,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:17:03,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:17:03,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:17:03,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:17:03,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:17:03,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:17:03,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:17:03,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:17:03,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:17:03,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:17:03,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:17:03,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:17:03,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:17:03,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:17:03,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:17:03,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:17:03,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:17:03,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:17:03,063 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 22:17:03,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:17:03,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:17:03,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:17:03,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:17:03,089 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:17:03,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:17:03,090 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:17:03,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:17:03,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:17:03,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:17:03,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:17:03,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:17:03,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:17:03,092 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:17:03,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:17:03,093 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:17:03,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:17:03,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:17:03,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:17:03,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:17:03,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:17:03,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:17:03,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:17:03,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:17:03,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:17:03,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:17:03,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:17:03,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:17:03,096 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:17:03,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:17:03,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:17:03,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:17:03,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:17:03,176 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:17:03,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_remove_all.i [2019-09-19 22:17:03,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918d453ad/6a598b1cd8cd4b45ad032f20546fd8b3/FLAGc2d86ae30 [2019-09-19 22:17:03,836 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:17:03,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_remove_all.i [2019-09-19 22:17:03,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918d453ad/6a598b1cd8cd4b45ad032f20546fd8b3/FLAGc2d86ae30 [2019-09-19 22:17:04,117 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918d453ad/6a598b1cd8cd4b45ad032f20546fd8b3 [2019-09-19 22:17:04,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:17:04,131 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:17:04,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:17:04,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:17:04,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:17:04,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7052cab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04, skipping insertion in model container [2019-09-19 22:17:04,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,147 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:17:04,205 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:17:04,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:17:04,682 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:17:04,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:17:04,823 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:17:04,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04 WrapperNode [2019-09-19 22:17:04,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:17:04,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:17:04,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:17:04,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:17:04,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04" (1/1) ... [2019-09-19 22:17:04,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:17:04,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:17:04,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:17:04,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:17:04,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:17:04" (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 22:17:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:17:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:17:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-19 22:17:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-19 22:17:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-19 22:17:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-19 22:17:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-19 22:17:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_remove_first [2019-09-19 22:17:04,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:17:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:17:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-19 22:17:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-19 22:17:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 22:17:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 22:17:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 22:17:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 22:17:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 22:17:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 22:17:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 22:17:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 22:17:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 22:17:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 22:17:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 22:17:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 22:17:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 22:17:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 22:17:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 22:17:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 22:17:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 22:17:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 22:17:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 22:17:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 22:17:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 22:17:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 22:17:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 22:17:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 22:17:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 22:17:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 22:17:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 22:17:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 22:17:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 22:17:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 22:17:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 22:17:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 22:17:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 22:17:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 22:17:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 22:17:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 22:17:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 22:17:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 22:17:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 22:17:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 22:17:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 22:17:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 22:17:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 22:17:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 22:17:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 22:17:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 22:17:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 22:17:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 22:17:04,976 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 22:17:04,977 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 22:17:04,977 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:17:04,977 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 22:17:04,977 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 22:17:04,978 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:17:04,978 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 22:17:04,978 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 22:17:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 22:17:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 22:17:04,979 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 22:17:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 22:17:04,980 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 22:17:04,981 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 22:17:04,981 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 22:17:04,981 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 22:17:04,981 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 22:17:04,981 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 22:17:04,981 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 22:17:04,982 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 22:17:04,982 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 22:17:04,982 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 22:17:04,982 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 22:17:04,982 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 22:17:04,982 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 22:17:04,982 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 22:17:04,983 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 22:17:04,983 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 22:17:04,983 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 22:17:04,983 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 22:17:04,983 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 22:17:04,983 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 22:17:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 22:17:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 22:17:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 22:17:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 22:17:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 22:17:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 22:17:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 22:17:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 22:17:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 22:17:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 22:17:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 22:17:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 22:17:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 22:17:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 22:17:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 22:17:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 22:17:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 22:17:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 22:17:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 22:17:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 22:17:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 22:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 22:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 22:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-19 22:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-19 22:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-19 22:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_remove_first [2019-09-19 22:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:17:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 22:17:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:17:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:17:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:17:05,325 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-19 22:17:05,661 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:17:05,661 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-19 22:17:05,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:17:05 BoogieIcfgContainer [2019-09-19 22:17:05,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:17:05,663 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:17:05,664 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:17:05,664 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:17:05,665 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:17:05" (1/1) ... [2019-09-19 22:17:05,666 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:17:05,692 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:17:05,692 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:17:05,703 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:17:05,720 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:17:05,730 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:17:05,885 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-19 22:17:06,154 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-19 22:17:06,248 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 22:17:07,575 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-19 22:17:07,863 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 22:17:08,057 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 22:17:08,241 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 22:17:08,412 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 22:17:08,606 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 22:17:08,769 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 22:17:08,926 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 22:17:09,088 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-19 22:17:09,231 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 22:17:09,367 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 22:17:09,602 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 22:17:09,791 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 22:17:09,985 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 22:17:10,153 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-19 22:17:10,324 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 22:17:10,468 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-19 22:17:10,746 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2019-09-19 22:17:10,880 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-19 22:17:11,269 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 22:17:11,821 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 22:17:11,986 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 22:17:12,524 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 22:17:13,004 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 56 [2019-09-19 22:17:13,379 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2019-09-19 22:17:13,512 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 22:17:13,869 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2019-09-19 22:17:14,017 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 22:17:14,472 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2019-09-19 22:17:17,144 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 159 DAG size of output: 127 [2019-09-19 22:17:18,019 WARN L191 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-19 22:17:18,833 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 22:17:19,652 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-19 22:17:20,365 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-19 22:17:21,010 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-19 22:17:21,739 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2019-09-19 22:17:29,675 WARN L191 SmtUtils]: Spent 7.68 s on a formula simplification. DAG size of input: 243 DAG size of output: 242 [2019-09-19 22:17:33,474 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification that was a NOOP. DAG size: 239 [2019-09-19 22:17:37,258 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification that was a NOOP. DAG size: 236 [2019-09-19 22:17:40,963 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification that was a NOOP. DAG size: 233 [2019-09-19 22:17:44,592 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification that was a NOOP. DAG size: 229 [2019-09-19 22:17:48,196 WARN L191 SmtUtils]: Spent 3.46 s on a formula simplification that was a NOOP. DAG size: 225 [2019-09-19 22:17:51,739 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification that was a NOOP. DAG size: 221 [2019-09-19 22:17:55,276 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification that was a NOOP. DAG size: 217 [2019-09-19 22:18:02,206 WARN L191 SmtUtils]: Spent 6.76 s on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2019-09-19 22:18:09,025 WARN L191 SmtUtils]: Spent 6.63 s on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2019-09-19 22:18:15,684 WARN L191 SmtUtils]: Spent 6.49 s on a formula simplification. DAG size of input: 202 DAG size of output: 200 [2019-09-19 22:18:22,291 WARN L191 SmtUtils]: Spent 6.44 s on a formula simplification. DAG size of input: 199 DAG size of output: 197 [2019-09-19 22:18:24,502 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:18:24,503 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:18:24,505 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 123#(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)))) [2019-09-19 22:18:24,519 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:18:24,519 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:18:24,524 INFO L168 Benchmark]: Toolchain (without parser) took 80390.41 ms. Allocated memory was 141.6 MB in the beginning and 484.4 MB in the end (delta: 342.9 MB). Free memory was 87.3 MB in the beginning and 290.2 MB in the end (delta: -202.9 MB). Peak memory consumption was 140.0 MB. Max. memory is 7.1 GB. [2019-09-19 22:18:24,525 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:18:24,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.05 ms. Allocated memory was 141.6 MB in the beginning and 200.8 MB in the end (delta: 59.2 MB). Free memory was 87.1 MB in the beginning and 162.9 MB in the end (delta: -75.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-19 22:18:24,526 INFO L168 Benchmark]: Boogie Preprocessor took 65.64 ms. Allocated memory is still 200.8 MB. Free memory was 162.9 MB in the beginning and 160.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-19 22:18:24,526 INFO L168 Benchmark]: RCFGBuilder took 772.10 ms. Allocated memory is still 200.8 MB. Free memory was 160.0 MB in the beginning and 108.8 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 7.1 GB. [2019-09-19 22:18:24,527 INFO L168 Benchmark]: Sifa took 78856.18 ms. Allocated memory was 200.8 MB in the beginning and 484.4 MB in the end (delta: 283.6 MB). Free memory was 108.8 MB in the beginning and 290.2 MB in the end (delta: -181.4 MB). Peak memory consumption was 102.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:18:24,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 693.05 ms. Allocated memory was 141.6 MB in the beginning and 200.8 MB in the end (delta: 59.2 MB). Free memory was 87.1 MB in the beginning and 162.9 MB in the end (delta: -75.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.64 ms. Allocated memory is still 200.8 MB. Free memory was 162.9 MB in the beginning and 160.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 772.10 ms. Allocated memory is still 200.8 MB. Free memory was 160.0 MB in the beginning and 108.8 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 7.1 GB. * Sifa took 78856.18 ms. Allocated memory was 200.8 MB in the beginning and 484.4 MB in the end (delta: 283.6 MB). Free memory was 108.8 MB in the beginning and 290.2 MB in the end (delta: -181.4 MB). Peak memory consumption was 102.3 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]: 78813, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 58, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 44, TOOLS_POST_TIME[ms]: 2979, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 1202, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 68503, TOOLS_QUANTIFIERELIM_APPLICATIONS: 65, TOOLS_QUANTIFIERELIM_TIME[ms]: 72644, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 60555, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 66, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 19, DOMAIN_JOIN_TIME[ms]: 2329, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 1623, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 2033, DOMAIN_ISBOTTOM_APPLICATIONS: 6, DOMAIN_ISBOTTOM_TIME[ms]: 30, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 70114, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 70113, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 8879, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8879, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 26, DAG_COMPRESSION_PROCESSED_NODES: 134, DAG_COMPRESSION_RETAINED_NODES: 63 - 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 123#(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...