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_DDA -i ../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:10:58,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:10:58,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:10:58,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:10:58,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:10:58,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:10:58,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:10:58,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:10:58,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:10:58,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:10:58,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:10:58,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:10:58,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:10:58,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:10:58,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:10:58,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:10:58,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:10:58,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:10:58,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:10:58,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:10:58,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:10:58,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:10:58,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:10:58,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:10:58,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:10:58,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:10:58,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:10:58,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:10:58,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:10:58,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:10:58,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:10:58,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:10:58,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:10:58,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:10:58,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:10:58,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:10:58,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:10:58,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:10:58,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:10:58,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:10:58,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:10:58,147 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 [2019-09-16 18:10:58,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:10:58,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:10:58,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:10:58,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:10:58,164 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:10:58,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:10:58,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:10:58,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:10:58,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:10:58,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:10:58,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:10:58,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:10:58,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:10:58,166 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:10:58,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:10:58,166 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:10:58,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:10:58,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:10:58,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:10:58,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:10:58,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:10:58,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:10:58,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:10:58,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:10:58,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:10:58,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:10:58,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:10:58,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:10:58,169 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_DDA [2019-09-16 18:10:58,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:10:58,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:10:58,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:10:58,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:10:58,226 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:10:58,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i [2019-09-16 18:10:58,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b4df653/e09111449f0447169b6982154cda7481/FLAG0912fde69 [2019-09-16 18:10:58,794 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:10:58,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i [2019-09-16 18:10:58,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b4df653/e09111449f0447169b6982154cda7481/FLAG0912fde69 [2019-09-16 18:10:59,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b4df653/e09111449f0447169b6982154cda7481 [2019-09-16 18:10:59,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:10:59,177 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:10:59,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:10:59,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:10:59,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:10:59,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d65d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59, skipping insertion in model container [2019-09-16 18:10:59,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,192 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:10:59,247 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:10:59,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:10:59,668 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:10:59,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:10:59,790 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:10:59,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59 WrapperNode [2019-09-16 18:10:59,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:10:59,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:10:59,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:10:59,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:10:59,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59" (1/1) ... [2019-09-16 18:10:59,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:10:59,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:10:59,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:10:59,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:10:59,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:10:59" (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 [2019-09-16 18:10:59,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:10:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:10:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:10:59,917 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-16 18:10:59,917 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-16 18:10:59,917 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-16 18:10:59,918 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-16 18:10:59,918 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-16 18:10:59,918 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-16 18:10:59,918 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-16 18:10:59,918 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-16 18:10:59,919 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-16 18:10:59,919 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-16 18:10:59,919 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-16 18:10:59,919 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-16 18:10:59,919 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-16 18:10:59,919 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-16 18:10:59,920 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-16 18:10:59,920 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-16 18:10:59,920 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-16 18:10:59,920 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-16 18:10:59,920 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-16 18:10:59,920 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-16 18:10:59,921 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-16 18:10:59,921 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-16 18:10:59,921 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-16 18:10:59,921 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-16 18:10:59,921 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-16 18:10:59,921 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-16 18:10:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-16 18:10:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-16 18:10:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-16 18:10:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-16 18:10:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-16 18:10:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-16 18:10:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-16 18:10:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-16 18:10:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-16 18:10:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-16 18:10:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-16 18:10:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-16 18:10:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-16 18:10:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-16 18:10:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-16 18:10:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-16 18:10:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-16 18:10:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-16 18:10:59,925 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-16 18:10:59,925 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-16 18:10:59,925 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-16 18:10:59,925 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-16 18:10:59,925 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-16 18:10:59,925 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-16 18:10:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:10:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-16 18:10:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-16 18:10:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:10:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-16 18:10:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-16 18:10:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-16 18:10:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-16 18:10:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-16 18:10:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-16 18:10:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-16 18:10:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-16 18:10:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-16 18:10:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-16 18:10:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-16 18:10:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-16 18:10:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-16 18:10:59,928 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-16 18:10:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-16 18:10:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-16 18:10:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-16 18:10:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-16 18:10:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-16 18:10:59,929 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-16 18:10:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-16 18:10:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-16 18:10:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-16 18:10:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-16 18:10:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-16 18:10:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-16 18:10:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-16 18:10:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-16 18:10:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-16 18:10:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-16 18:10:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-16 18:10:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-16 18:10:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-16 18:10:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-16 18:10:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-16 18:10:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-16 18:10:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-16 18:10:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-16 18:10:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-16 18:10:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-16 18:10:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-16 18:10:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-16 18:10:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-16 18:10:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-16 18:10:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-16 18:10:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-16 18:10:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-16 18:10:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-16 18:10:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-16 18:10:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 18:10:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:10:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:10:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:10:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:10:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:10:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:10:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:10:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:10:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:10:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:11:00,519 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:11:00,519 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-09-16 18:11:00,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:11:00 BoogieIcfgContainer [2019-09-16 18:11:00,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:11:00,521 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:11:00,521 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:11:00,522 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:11:00,523 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:11:00" (1/1) ... [2019-09-16 18:11:00,523 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 [2019-09-16 18:11:00,546 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:11:00,547 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:11:00,554 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:11:00,562 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:11:00,564 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:11:00,722 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-16 18:11:01,323 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-16 18:11:01,657 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-16 18:11:01,967 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-16 18:11:02,213 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 18:11:02,443 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-16 18:11:02,661 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-16 18:11:10,128 WARN L191 SmtUtils]: Spent 7.25 s on a formula simplification that was a NOOP. DAG size: 184 [2019-09-16 18:11:16,348 WARN L191 SmtUtils]: Spent 6.17 s on a formula simplification that was a NOOP. DAG size: 180 [2019-09-16 18:11:22,029 WARN L191 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 176 [2019-09-16 18:11:27,179 WARN L191 SmtUtils]: Spent 5.10 s on a formula simplification that was a NOOP. DAG size: 172 [2019-09-16 18:11:32,286 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 168 [2019-09-16 18:11:36,284 WARN L191 SmtUtils]: Spent 3.97 s on a formula simplification that was a NOOP. DAG size: 164 [2019-09-16 18:11:40,502 WARN L191 SmtUtils]: Spent 4.18 s on a formula simplification that was a NOOP. DAG size: 160 [2019-09-16 18:11:44,412 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification that was a NOOP. DAG size: 157 [2019-09-16 18:11:48,539 WARN L191 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 154 [2019-09-16 18:11:48,890 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-09-16 18:11:49,275 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-09-16 18:12:00,213 WARN L191 SmtUtils]: Spent 10.82 s on a formula simplification that was a NOOP. DAG size: 206 [2019-09-16 18:12:01,008 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-09-16 18:12:01,255 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-16 18:12:01,787 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-16 18:12:02,695 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-16 18:12:04,053 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 167 [2019-09-16 18:12:06,399 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2019-09-16 18:12:08,792 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 203 [2019-09-16 18:12:08,977 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:12:08,978 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:12:08,980 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 229#(exists ((v_main_~x~0.base_50 Int) (v_main_~x~0.offset_50 Int)) (or (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= 0 main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| v_main_~x~0.base_50) v_main_~x~0.offset_50)) (= (select (select |#memory_$Pointer$.base| v_main_~x~0.base_50) v_main_~x~0.offset_50) main_~x~0.base)) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= main_~x~0.offset 0)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| v_main_~x~0.base_50) v_main_~x~0.offset_50)) (= (select (select |#memory_$Pointer$.base| v_main_~x~0.base_50) v_main_~x~0.offset_50) main_~x~0.base)))) [2019-09-16 18:12:08,996 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:12:08,997 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:12:08,998 INFO L168 Benchmark]: Toolchain (without parser) took 69821.87 ms. Allocated memory was 138.9 MB in the beginning and 319.3 MB in the end (delta: 180.4 MB). Free memory was 85.4 MB in the beginning and 106.8 MB in the end (delta: -21.4 MB). Peak memory consumption was 158.9 MB. Max. memory is 7.1 GB. [2019-09-16 18:12:09,000 INFO L168 Benchmark]: CDTParser took 1.18 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 18:12:09,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.52 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.2 MB in the beginning and 164.7 MB in the end (delta: -79.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-16 18:12:09,002 INFO L168 Benchmark]: Boogie Preprocessor took 69.11 ms. Allocated memory is still 198.7 MB. Free memory was 164.7 MB in the beginning and 161.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-16 18:12:09,002 INFO L168 Benchmark]: RCFGBuilder took 659.64 ms. Allocated memory is still 198.7 MB. Free memory was 161.5 MB in the beginning and 115.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. [2019-09-16 18:12:09,003 INFO L168 Benchmark]: Sifa took 68475.56 ms. Allocated memory was 198.7 MB in the beginning and 319.3 MB in the end (delta: 120.6 MB). Free memory was 115.1 MB in the beginning and 106.8 MB in the end (delta: 8.3 MB). Peak memory consumption was 128.9 MB. Max. memory is 7.1 GB. [2019-09-16 18:12:09,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 613.52 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.2 MB in the beginning and 164.7 MB in the end (delta: -79.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.11 ms. Allocated memory is still 198.7 MB. Free memory was 164.7 MB in the beginning and 161.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 659.64 ms. Allocated memory is still 198.7 MB. Free memory was 161.5 MB in the beginning and 115.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. * Sifa took 68475.56 ms. Allocated memory was 198.7 MB in the beginning and 319.3 MB in the end (delta: 120.6 MB). Free memory was 115.1 MB in the beginning and 106.8 MB in the end (delta: 8.3 MB). Peak memory consumption was 128.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 68434, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 109, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 98, TOOLS_POST_TIME[ms]: 50175, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 91, TOOLS_QUANTIFIERELIM_TIME[ms]: 50153, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 45783, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 132, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 38, DOMAIN_JOIN_TIME[ms]: 1493, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 12, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 13771, DOMAIN_ISSUBSETEQ_APPLICATIONS: 23, DOMAIN_ISSUBSETEQ_TIME[ms]: 2820, DOMAIN_ISBOTTOM_APPLICATIONS: 17, DOMAIN_ISBOTTOM_TIME[ms]: 33, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 66303, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 66302, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 23, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 104, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 103, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 169, DAG_COMPRESSION_RETAINED_NODES: 89 - UnprovableResult [Line: 1042]: 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 229#(exists ((v_main_~x~0.base_50 Int) (v_main_~x~0.offset_50 Int)) (or (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= 0 main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| v_main_~x~0.base_50) v_main_~x~0.offset_50)) (= (select (select |#memory_$Pointer$.base| v_main_~x~0.base_50) v_main_~x~0.offset_50) main_~x~0.base)) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= main_~x~0.offset 0)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| v_main_~x~0.base_50) v_main_~x~0.offset_50)) (= (select (select |#memory_$Pointer$.base| v_main_~x~0.base_50) v_main_~x~0.offset_50) main_~x~0.base)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...