java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:28:37,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:28:37,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:28:37,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:28:37,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:28:37,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:28:37,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:28:37,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:28:37,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:28:37,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:28:37,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:28:37,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:28:37,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:28:37,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:28:37,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:28:37,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:28:37,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:28:37,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:28:37,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:28:37,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:28:37,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:28:37,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:28:37,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:28:37,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:28:37,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:28:37,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:28:37,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:28:37,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:28:37,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:28:37,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:28:37,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:28:37,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:28:37,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:28:37,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:28:37,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:28:37,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:28:37,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:28:37,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:28:37,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:28:37,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:28:37,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:28:37,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 19:28:37,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:28:37,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:28:37,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:28:37,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:28:37,301 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:28:37,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:28:37,301 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:28:37,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:28:37,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:28:37,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:28:37,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:28:37,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:28:37,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:28:37,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:28:37,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:28:37,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:28:37,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:28:37,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:28:37,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:28:37,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:28:37,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:28:37,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:28:37,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:28:37,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:28:37,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:28:37,306 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:28:37,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:28:37,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:28:37,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:28:37,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:28:37,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:28:37,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:28:37,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:28:37,392 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:28:37,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-09-20 19:28:37,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4a9fd021/d1055ed65f4e490f8fc5816e028a8d63/FLAGa5bf73f9e [2019-09-20 19:28:37,990 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:28:37,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-09-20 19:28:38,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4a9fd021/d1055ed65f4e490f8fc5816e028a8d63/FLAGa5bf73f9e [2019-09-20 19:28:38,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4a9fd021/d1055ed65f4e490f8fc5816e028a8d63 [2019-09-20 19:28:38,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:28:38,329 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:28:38,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:38,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:28:38,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:28:38,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:38,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f647460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38, skipping insertion in model container [2019-09-20 19:28:38,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:38,344 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:28:38,388 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:28:38,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:38,831 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:28:38,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:38,959 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:28:38,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38 WrapperNode [2019-09-20 19:28:38,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:38,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:28:38,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:28:38,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:28:38,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:38,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:38,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:38,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:39,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:39,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:39,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38" (1/1) ... [2019-09-20 19:28:39,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:28:39,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:28:39,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:28:39,030 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:28:39,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:28:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:28:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:28:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 19:28:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 19:28:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 19:28:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 19:28:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-20 19:28:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-20 19:28:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-09-20 19:28:39,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-09-20 19:28:39,089 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:28:39,089 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:28:39,089 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 19:28:39,089 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 19:28:39,089 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 19:28:39,090 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 19:28:39,090 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 19:28:39,090 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 19:28:39,090 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 19:28:39,090 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 19:28:39,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 19:28:39,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 19:28:39,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 19:28:39,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 19:28:39,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 19:28:39,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 19:28:39,091 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 19:28:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 19:28:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 19:28:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 19:28:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 19:28:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 19:28:39,092 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 19:28:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 19:28:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 19:28:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 19:28:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 19:28:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 19:28:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 19:28:39,093 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 19:28:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 19:28:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 19:28:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 19:28:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 19:28:39,094 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 19:28:39,095 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 19:28:39,095 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 19:28:39,095 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 19:28:39,095 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 19:28:39,095 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 19:28:39,095 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 19:28:39,096 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 19:28:39,096 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 19:28:39,096 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 19:28:39,096 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 19:28:39,096 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 19:28:39,096 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 19:28:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 19:28:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 19:28:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 19:28:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 19:28:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 19:28:39,097 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 19:28:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 19:28:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:28:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 19:28:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 19:28:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:28:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 19:28:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 19:28:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 19:28:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 19:28:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 19:28:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:28:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 19:28:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 19:28:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 19:28:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 19:28:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 19:28:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 19:28:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 19:28:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 19:28:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 19:28:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 19:28:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 19:28:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 19:28:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 19:28:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 19:28:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 19:28:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 19:28:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 19:28:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 19:28:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 19:28:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 19:28:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 19:28:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 19:28:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 19:28:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 19:28:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 19:28:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 19:28:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 19:28:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 19:28:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 19:28:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 19:28:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 19:28:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 19:28:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 19:28:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 19:28:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 19:28:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 19:28:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 19:28:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 19:28:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 19:28:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 19:28:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 19:28:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 19:28:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 19:28:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 19:28:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 19:28:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:28:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:28:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:28:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-20 19:28:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-20 19:28:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:28:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:28:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-09-20 19:28:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:28:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-09-20 19:28:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:28:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:28:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:28:39,557 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 19:28:39,763 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:28:39,764 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 19:28:39,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:39 BoogieIcfgContainer [2019-09-20 19:28:39,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:28:39,766 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:28:39,766 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:28:39,766 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:28:39,767 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:39" (1/1) ... [2019-09-20 19:28:39,768 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:28:39,794 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:28:39,794 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:28:39,806 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:28:39,814 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:28:39,816 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:28:39,961 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 19:28:40,143 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:40,257 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-09-20 19:28:40,953 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-20 19:28:41,134 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-20 19:28:41,153 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:41,328 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-20 19:28:41,656 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-20 19:28:42,089 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 19:28:42,212 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 19:28:42,432 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:28:42,660 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 19:28:43,038 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2019-09-20 19:28:43,192 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 19:28:43,477 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 73 [2019-09-20 19:28:43,802 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2019-09-20 19:28:43,947 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 19:28:44,409 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2019-09-20 19:28:44,642 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 19:28:45,046 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2019-09-20 19:28:45,523 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2019-09-20 19:28:45,557 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:45,592 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:46,151 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2019-09-20 19:28:46,695 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-20 19:28:46,958 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:28:48,256 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 113 DAG size of output: 99 [2019-09-20 19:28:48,539 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 19:28:48,790 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 19:28:48,997 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 19:28:49,216 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 19:28:49,714 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-20 19:28:49,812 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:50,293 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-20 19:28:50,402 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:50,417 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:50,618 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-20 19:28:51,068 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:28:51,466 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-09-20 19:28:51,825 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-09-20 19:28:51,963 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:28:52,459 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-20 19:28:52,789 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:52,818 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:53,015 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 19:28:53,435 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-20 19:28:53,892 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2019-09-20 19:28:54,089 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 19:28:54,429 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2019-09-20 19:28:54,545 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 19:28:54,840 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 19:28:55,012 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-20 19:28:55,531 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 19:28:55,813 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 19:28:56,005 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-20 19:28:56,115 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-09-20 19:28:56,867 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 56 [2019-09-20 19:28:57,257 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-09-20 19:28:57,591 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-09-20 19:28:58,446 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-20 19:28:58,637 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-20 19:28:58,817 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:28:58,817 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:28:58,819 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 352#(exists ((v_prenex_18 Int) (v_prenex_17 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_1 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_3 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_3 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_1 Int)) (or (and (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (= main_~new_data~0 (+ main_~len~0 1)) (<= 0 (+ (select (select |#memory_int| v_prenex_17) v_prenex_18) 2147483648)) (not (= main_~expected~0 (select (select |#memory_int| v_prenex_17) v_prenex_18))) (= |#NULL.offset| 0) (<= (select (select |#memory_int| v_prenex_17) v_prenex_18) 2147483647) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (= main_~len~0 2) (= main_~i~0 0)) (and (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (= main_~i~0 1) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (= (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_1) v_dll_get_data_at_~head.offset_BEFORE_RETURN_1) 1) (+ main_~i~0 main_~len~0)) (<= 0 (+ main_~i~0 main_~len~0 2147483647)) (<= (+ main_~i~0 main_~len~0) 2147483648) (= main_~new_data~0 (+ main_~len~0 1)) (<= 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)) (< main_~i~0 (+ main_~len~0 1)) (= |#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) (= main_~len~0 2)))) [2019-09-20 19:28:58,837 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:28:58,837 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:28:58,839 INFO L168 Benchmark]: Toolchain (without parser) took 20509.70 ms. Allocated memory was 139.5 MB in the beginning and 466.1 MB in the end (delta: 326.6 MB). Free memory was 85.3 MB in the beginning and 379.8 MB in the end (delta: -294.5 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:58,840 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:28:58,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.32 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.1 MB in the beginning and 161.2 MB in the end (delta: -76.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:58,843 INFO L168 Benchmark]: Boogie Preprocessor took 68.25 ms. Allocated memory is still 199.8 MB. Free memory was 161.2 MB in the beginning and 158.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:58,843 INFO L168 Benchmark]: RCFGBuilder took 735.41 ms. Allocated memory is still 199.8 MB. Free memory was 158.7 MB in the beginning and 105.1 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:58,844 INFO L168 Benchmark]: Sifa took 19071.21 ms. Allocated memory was 199.8 MB in the beginning and 466.1 MB in the end (delta: 266.3 MB). Free memory was 105.1 MB in the beginning and 379.8 MB in the end (delta: -274.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 19:28:58,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 631.32 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.1 MB in the beginning and 161.2 MB in the end (delta: -76.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.25 ms. Allocated memory is still 199.8 MB. Free memory was 161.2 MB in the beginning and 158.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 735.41 ms. Allocated memory is still 199.8 MB. Free memory was 158.7 MB in the beginning and 105.1 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. * Sifa took 19071.21 ms. Allocated memory was 199.8 MB in the beginning and 466.1 MB in the end (delta: 266.3 MB). Free memory was 105.1 MB in the beginning and 379.8 MB in the end (delta: -274.7 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]: 19026, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 237, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 218, TOOLS_POST_TIME[ms]: 13376, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 66, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 783, TOOLS_QUANTIFIERELIM_APPLICATIONS: 232, TOOLS_QUANTIFIERELIM_TIME[ms]: 14146, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1831, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 256, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 37, DOMAIN_JOIN_TIME[ms]: 3138, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 1486, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 17, DOMAIN_ISBOTTOM_TIME[ms]: 34, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16056, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16055, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 17588, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 17587, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 359, DAG_COMPRESSION_RETAINED_NODES: 188 - UnprovableResult [Line: 630]: 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 352#(exists ((v_prenex_18 Int) (v_prenex_17 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_1 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_3 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_3 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_1 Int)) (or (and (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (= main_~new_data~0 (+ main_~len~0 1)) (<= 0 (+ (select (select |#memory_int| v_prenex_17) v_prenex_18) 2147483648)) (not (= main_~expected~0 (select (select |#memory_int| v_prenex_17) v_prenex_18))) (= |#NULL.offset| 0) (<= (select (select |#memory_int| v_prenex_17) v_prenex_18) 2147483647) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (= main_~len~0 2) (= main_~i~0 0)) (and (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (= main_~i~0 1) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (= (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_1) v_dll_get_data_at_~head.offset_BEFORE_RETURN_1) 1) (+ main_~i~0 main_~len~0)) (<= 0 (+ main_~i~0 main_~len~0 2147483647)) (<= (+ main_~i~0 main_~len~0) 2147483648) (= main_~new_data~0 (+ main_~len~0 1)) (<= 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)) (< main_~i~0 (+ main_~len~0 1)) (= |#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) (= main_~len~0 2)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...