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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:46:05,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:46:05,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:46:05,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:46:05,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:46:05,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:46:05,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:46:05,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:46:05,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:46:05,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:46:05,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:46:05,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:46:05,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:46:05,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:46:05,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:46:05,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:46:05,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:46:05,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:46:05,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:46:05,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:46:05,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:46:05,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:46:05,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:46:05,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:46:05,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:46:05,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:46:05,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:46:05,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:46:05,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:46:05,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:46:05,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:46:05,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:46:05,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:46:05,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:46:05,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:46:05,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:46:05,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:46:05,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:46:05,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:46:05,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:46:05,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:46:05,105 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 15:46:05,132 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:46:05,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:46:05,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:46:05,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:46:05,135 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:46:05,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:46:05,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:46:05,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:46:05,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:46:05,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:46:05,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:46:05,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:46:05,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:46:05,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:46:05,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:46:05,139 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:46:05,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:46:05,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:46:05,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:46:05,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:46:05,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:46:05,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:46:05,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:46:05,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:46:05,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:46:05,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:46:05,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:46:05,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:46:05,142 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 -> 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_QUICK [2019-09-20 15:46:05,198 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:46:05,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:46:05,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:46:05,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:46:05,225 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:46:05,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-20 15:46:05,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/615987bf9/891ff6b7daf74637b03872420e7d8bd3/FLAG38154ce58 [2019-09-20 15:46:05,809 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:46:05,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-20 15:46:05,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/615987bf9/891ff6b7daf74637b03872420e7d8bd3/FLAG38154ce58 [2019-09-20 15:46:06,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/615987bf9/891ff6b7daf74637b03872420e7d8bd3 [2019-09-20 15:46:06,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:46:06,174 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:46:06,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:46:06,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:46:06,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:46:06,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22416d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06, skipping insertion in model container [2019-09-20 15:46:06,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,188 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:46:06,238 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:46:06,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:46:06,667 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:46:06,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:46:06,778 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:46:06,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06 WrapperNode [2019-09-20 15:46:06,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:46:06,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:46:06,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:46:06,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:46:06,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06" (1/1) ... [2019-09-20 15:46:06,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:46:06,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:46:06,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:46:06,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:46:06,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:46:06" (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 15:46:06,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:46:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:46:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 15:46:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 15:46:06,905 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 15:46:06,905 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 15:46:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-20 15:46:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-20 15:46:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-09-20 15:46:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-09-20 15:46:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:46:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:46:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 15:46:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 15:46:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 15:46:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 15:46:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 15:46:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 15:46:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 15:46:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 15:46:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 15:46:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 15:46:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 15:46:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 15:46:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 15:46:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 15:46:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 15:46:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 15:46:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 15:46:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 15:46:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 15:46:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 15:46:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 15:46:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 15:46:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 15:46:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 15:46:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 15:46:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 15:46:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 15:46:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 15:46:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 15:46:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 15:46:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 15:46:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 15:46:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 15:46:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 15:46:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 15:46:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 15:46:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 15:46:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 15:46:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 15:46:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 15:46:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 15:46:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 15:46:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 15:46:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 15:46:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 15:46:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 15:46:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 15:46:06,922 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 15:46:06,922 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 15:46:06,922 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 15:46:06,922 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 15:46:06,922 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 15:46:06,923 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:46:06,923 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 15:46:06,923 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 15:46:06,923 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:46:06,924 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 15:46:06,924 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 15:46:06,924 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 15:46:06,924 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 15:46:06,924 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 15:46:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 15:46:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 15:46:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 15:46:06,926 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 15:46:06,927 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 15:46:06,927 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 15:46:06,927 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 15:46:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 15:46:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 15:46:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 15:46:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 15:46:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 15:46:06,928 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 15:46:06,929 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 15:46:06,929 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 15:46:06,930 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 15:46:06,930 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 15:46:06,930 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 15:46:06,930 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 15:46:06,930 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 15:46:06,930 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 15:46:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 15:46:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 15:46:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 15:46:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 15:46:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 15:46:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 15:46:06,931 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 15:46:06,932 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 15:46:06,932 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 15:46:06,932 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 15:46:06,932 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 15:46:06,932 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 15:46:06,932 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 15:46:06,932 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 15:46:06,932 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 15:46:06,933 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 15:46:06,933 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 15:46:06,934 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 15:46:06,934 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 15:46:06,934 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 15:46:06,934 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 15:46:06,934 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 15:46:06,934 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 15:46:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 15:46:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 15:46:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:46:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:46:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:46:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-20 15:46:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-20 15:46:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:46:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:46:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-09-20 15:46:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:46:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-09-20 15:46:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:46:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:46:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:46:07,359 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 15:46:07,626 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:46:07,626 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 15:46:07,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:46:07 BoogieIcfgContainer [2019-09-20 15:46:07,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:46:07,629 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:46:07,629 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:46:07,629 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:46:07,630 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:46:07" (1/1) ... [2019-09-20 15:46:07,631 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:46:07,653 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:46:07,654 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:46:07,661 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:46:07,669 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:46:07,671 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:46:07,817 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 15:46:07,983 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:46:08,496 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:46:08,742 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:46:09,127 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:46:09,138 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:46:09,219 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:46:10,469 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 15:46:10,668 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:46:10,668 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:46:10,670 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 149#(exists ((v_prenex_12 Int) (v_prenex_11 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_3 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_3 Int)) (or (and (<= 0 (+ (select (select |#memory_int| v_prenex_11) v_prenex_12) 2147483648)) (<= 1 main_~len~0) (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (= main_~data~0 1) (<= main_~i~0 0) (= (* 2 main_~len~0) (+ main_~new_data~0 1)) (= 0 (select |old(#valid)| 0)) (<= (select (select |#memory_int| v_prenex_11) v_prenex_12) 2147483647) (= main_~i~0 (+ main_~len~0 (- 1))) (= |#NULL.offset| 0) (< main_~len~0 2) (= main_~len~0 2) (not (= (select (select |#memory_int| v_prenex_11) v_prenex_12) main_~expected~0))) (and (= 0 |#NULL.base|) (<= 1 main_~len~0) (< main_~len~0 3) (= (+ main_~i~0 main_~len~0) main_~expected~0) (= main_~data~0 1) (<= main_~i~0 0) (= 0 (select |old(#valid)| 0)) (= main_~i~0 (+ main_~len~0 (- 1))) (= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= 0 (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_3) v_dll_get_data_at_~head.offset_BEFORE_RETURN_3) 2147483648)) (not (= (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_3) v_dll_get_data_at_~head.offset_BEFORE_RETURN_3) main_~expected~0)) (= |#NULL.offset| 0) (<= (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_3) v_dll_get_data_at_~head.offset_BEFORE_RETURN_3) 2147483647) (<= 2 main_~len~0) (= main_~len~0 2)) (and (<= 0 (+ (select (select |#memory_int| v_prenex_13) v_prenex_14) 2147483648)) (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= (select (select |#memory_int| v_prenex_13) v_prenex_14) 2147483647) (= main_~i~0 (+ main_~len~0 (- 1))) (not (= (select (select |#memory_int| v_prenex_13) v_prenex_14) main_~expected~0)) (< main_~len~0 1) (= |#NULL.offset| 0) (= main_~data~0 1) (<= main_~i~0 0) (= 0 (select |old(#valid)| 0)) (= main_~len~0 2)))) [2019-09-20 15:46:10,679 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 15:46:10,679 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:46:10,681 INFO L168 Benchmark]: Toolchain (without parser) took 4507.02 ms. Allocated memory was 140.5 MB in the beginning and 262.1 MB in the end (delta: 121.6 MB). Free memory was 86.8 MB in the beginning and 220.5 MB in the end (delta: -133.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:46:10,686 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:46:10,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.71 ms. Allocated memory was 140.5 MB in the beginning and 198.7 MB in the end (delta: 58.2 MB). Free memory was 86.6 MB in the beginning and 160.4 MB in the end (delta: -73.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:46:10,690 INFO L168 Benchmark]: Boogie Preprocessor took 65.43 ms. Allocated memory is still 198.7 MB. Free memory was 160.4 MB in the beginning and 157.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:46:10,691 INFO L168 Benchmark]: RCFGBuilder took 783.44 ms. Allocated memory is still 198.7 MB. Free memory was 157.3 MB in the beginning and 97.3 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:46:10,694 INFO L168 Benchmark]: Sifa took 3050.93 ms. Allocated memory was 198.7 MB in the beginning and 262.1 MB in the end (delta: 63.4 MB). Free memory was 97.3 MB in the beginning and 220.5 MB in the end (delta: -123.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:46:10,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 603.71 ms. Allocated memory was 140.5 MB in the beginning and 198.7 MB in the end (delta: 58.2 MB). Free memory was 86.6 MB in the beginning and 160.4 MB in the end (delta: -73.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.43 ms. Allocated memory is still 198.7 MB. Free memory was 160.4 MB in the beginning and 157.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 783.44 ms. Allocated memory is still 198.7 MB. Free memory was 157.3 MB in the beginning and 97.3 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. * Sifa took 3050.93 ms. Allocated memory was 198.7 MB in the beginning and 262.1 MB in the end (delta: 63.4 MB). Free memory was 97.3 MB in the beginning and 220.5 MB in the end (delta: -123.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3017, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 74, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 54, TOOLS_POST_TIME[ms]: 2640, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 50, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 17, TOOLS_QUANTIFIERELIM_APPLICATIONS: 65, TOOLS_QUANTIFIERELIM_TIME[ms]: 2665, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1280, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 90, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME[ms]: 156, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 42, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 27, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2754, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2753, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2829, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2828, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 137, DAG_COMPRESSION_RETAINED_NODES: 74 - PositiveResult [Line: 630]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...