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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:29:36,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:29:36,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:29:36,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:29:36,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:29:36,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:29:36,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:29:36,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:29:36,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:29:36,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:29:36,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:29:36,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:29:36,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:29:36,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:29:36,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:29:36,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:29:36,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:29:36,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:29:36,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:29:36,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:29:36,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:29:36,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:29:36,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:29:36,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:29:36,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:29:36,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:29:36,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:29:36,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:29:36,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:29:36,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:29:36,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:29:36,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:29:36,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:29:36,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:29:36,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:29:36,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:29:36,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:29:36,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:29:36,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:29:36,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:29:36,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:29:36,249 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 18:29:36,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:29:36,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:29:36,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:29:36,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:29:36,272 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:29:36,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:29:36,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:29:36,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:29:36,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:29:36,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:29:36,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:29:36,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:29:36,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:29:36,275 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:29:36,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:29:36,276 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:29:36,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:29:36,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:29:36,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:29:36,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:29:36,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:29:36,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:29:36,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:29:36,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:29:36,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:29:36,278 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:29:36,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:29:36,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:29:36,279 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 -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 18:29:36,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:29:36,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:29:36,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:29:36,353 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:29:36,353 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:29:36,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-20 18:29:36,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f757d65b/ec9d251fd58142aea557cbfc0bd7d5e5/FLAG3d99ae268 [2019-09-20 18:29:36,988 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:29:36,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-20 18:29:37,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f757d65b/ec9d251fd58142aea557cbfc0bd7d5e5/FLAG3d99ae268 [2019-09-20 18:29:37,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f757d65b/ec9d251fd58142aea557cbfc0bd7d5e5 [2019-09-20 18:29:37,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:29:37,274 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:29:37,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:29:37,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:29:37,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:29:37,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a05baf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37, skipping insertion in model container [2019-09-20 18:29:37,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,295 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:29:37,334 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:29:37,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:29:37,793 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:29:37,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:29:37,893 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:29:37,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37 WrapperNode [2019-09-20 18:29:37,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:29:37,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:29:37,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:29:37,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:29:37,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37" (1/1) ... [2019-09-20 18:29:37,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:29:37,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:29:37,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:29:37,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:29:37,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:37" (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 18:29:38,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:29:38,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:29:38,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 18:29:38,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 18:29:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 18:29:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 18:29:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-20 18:29:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-20 18:29:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-09-20 18:29:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-09-20 18:29:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:29:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:29:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 18:29:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 18:29:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 18:29:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 18:29:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 18:29:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 18:29:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 18:29:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 18:29:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 18:29:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 18:29:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 18:29:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 18:29:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 18:29:38,041 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 18:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 18:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 18:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 18:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 18:29:38,042 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 18:29:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 18:29:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 18:29:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 18:29:38,043 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 18:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 18:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 18:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 18:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 18:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 18:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 18:29:38,044 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 18:29:38,045 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 18:29:38,045 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 18:29:38,045 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 18:29:38,045 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 18:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 18:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 18:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 18:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 18:29:38,046 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 18:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 18:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 18:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 18:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 18:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 18:29:38,047 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 18:29:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 18:29:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 18:29:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 18:29:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 18:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 18:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 18:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 18:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 18:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 18:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 18:29:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 18:29:38,050 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 18:29:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 18:29:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 18:29:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 18:29:38,051 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 18:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 18:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 18:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 18:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 18:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 18:29:38,052 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 18:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 18:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 18:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 18:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 18:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 18:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 18:29:38,053 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 18:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 18:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 18:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 18:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 18:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 18:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 18:29:38,054 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 18:29:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 18:29:38,056 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 18:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 18:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 18:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 18:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 18:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 18:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 18:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 18:29:38,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 18:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-20 18:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-20 18:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 18:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:29:38,058 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-09-20 18:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-09-20 18:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:29:38,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:29:38,455 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 18:29:38,654 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:29:38,654 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 18:29:38,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:29:38 BoogieIcfgContainer [2019-09-20 18:29:38,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:29:38,657 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:29:38,657 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:29:38,658 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:29:38,659 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:29:38" (1/1) ... [2019-09-20 18:29:38,660 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 18:29:38,687 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:29:38,687 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:29:38,695 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:29:38,705 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:29:38,706 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:29:38,849 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 18:29:39,070 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 18:29:39,344 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-20 18:29:39,472 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 18:29:40,353 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-09-20 18:29:40,475 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 18:29:40,594 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 18:29:40,852 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-09-20 18:29:42,281 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 121 DAG size of output: 105 [2019-09-20 18:29:42,677 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 18:29:42,991 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 18:29:43,251 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 18:29:43,693 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2019-09-20 18:29:43,945 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:29:44,303 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2019-09-20 18:29:44,770 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-20 18:29:44,940 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 18:29:45,091 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 18:29:45,238 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 18:29:45,578 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-20 18:29:45,691 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 18:29:45,837 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 18:29:46,305 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 18:29:46,728 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 68 [2019-09-20 18:29:47,154 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2019-09-20 18:29:47,501 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2019-09-20 18:29:47,588 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 18:29:48,625 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:29:48,625 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:29:48,628 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 165#false [2019-09-20 18:29:48,639 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 18:29:48,640 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:29:48,644 INFO L168 Benchmark]: Toolchain (without parser) took 11367.34 ms. Allocated memory was 134.2 MB in the beginning and 333.4 MB in the end (delta: 199.2 MB). Free memory was 87.6 MB in the beginning and 208.0 MB in the end (delta: -120.4 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:48,650 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:29:48,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 614.96 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 87.4 MB in the beginning and 164.0 MB in the end (delta: -76.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:48,651 INFO L168 Benchmark]: Boogie Preprocessor took 73.41 ms. Allocated memory is still 201.9 MB. Free memory was 164.0 MB in the beginning and 160.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:48,653 INFO L168 Benchmark]: RCFGBuilder took 683.40 ms. Allocated memory is still 201.9 MB. Free memory was 160.5 MB in the beginning and 111.9 MB in the end (delta: 48.6 MB). Peak memory consumption was 48.6 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:48,654 INFO L168 Benchmark]: Sifa took 9982.74 ms. Allocated memory was 201.9 MB in the beginning and 333.4 MB in the end (delta: 131.6 MB). Free memory was 111.9 MB in the beginning and 208.0 MB in the end (delta: -96.1 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:48,656 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 614.96 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 87.4 MB in the beginning and 164.0 MB in the end (delta: -76.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.41 ms. Allocated memory is still 201.9 MB. Free memory was 164.0 MB in the beginning and 160.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 683.40 ms. Allocated memory is still 201.9 MB. Free memory was 160.5 MB in the beginning and 111.9 MB in the end (delta: 48.6 MB). Peak memory consumption was 48.6 MB. Max. memory is 7.1 GB. * Sifa took 9982.74 ms. Allocated memory was 201.9 MB in the beginning and 333.4 MB in the end (delta: 131.6 MB). Free memory was 111.9 MB in the beginning and 208.0 MB in the end (delta: -96.1 MB). Peak memory consumption was 35.5 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]: 9941, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 83, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 66, TOOLS_POST_TIME[ms]: 6960, TOOLS_POST_CALL_APPLICATIONS: 10, TOOLS_POST_CALL_TIME[ms]: 58, TOOLS_POST_RETURN_APPLICATIONS: 9, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_APPLICATIONS: 83, TOOLS_QUANTIFIERELIM_TIME[ms]: 6987, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 3093, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 96, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 26, DOMAIN_JOIN_TIME[ms]: 1933, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 844, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 11, DOMAIN_ISBOTTOM_TIME[ms]: 17, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9405, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9403, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 9, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 9376, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9375, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 26, DAG_COMPRESSION_PROCESSED_NODES: 183, DAG_COMPRESSION_RETAINED_NODES: 102 - 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...