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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:26:43,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:26:43,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:26:43,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:26:43,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:26:43,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:26:43,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:26:43,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:26:43,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:26:43,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:26:43,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:26:43,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:26:43,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:26:43,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:26:43,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:26:43,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:26:43,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:26:43,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:26:43,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:26:43,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:26:43,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:26:43,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:26:43,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:26:43,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:26:43,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:26:43,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:26:43,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:26:43,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:26:43,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:26:43,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:26:43,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:26:43,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:26:43,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:26:43,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:26:43,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:26:43,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:26:43,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:26:43,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:26:43,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:26:43,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:26:43,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:26:43,414 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 [2019-10-14 02:26:43,427 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:26:43,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:26:43,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:26:43,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:26:43,429 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:26:43,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:26:43,430 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:26:43,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:26:43,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:26:43,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:26:43,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:26:43,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:26:43,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:26:43,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:26:43,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:26:43,431 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:26:43,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:26:43,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:26:43,433 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:26:43,433 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:26:43,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:26:43,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:26:43,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:26:43,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:26:43,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:26:43,434 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:26:43,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:26:43,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:26:43,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:26:43,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:26:43,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:26:43,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:26:43,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:26:43,721 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:26:43,721 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-10-14 02:26:43,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29ad1510d/64d2d71cfcf44775934d05b1f09c6983/FLAG50d7a9fef [2019-10-14 02:26:44,311 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:26:44,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-10-14 02:26:44,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29ad1510d/64d2d71cfcf44775934d05b1f09c6983/FLAG50d7a9fef [2019-10-14 02:26:44,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29ad1510d/64d2d71cfcf44775934d05b1f09c6983 [2019-10-14 02:26:44,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:26:44,625 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:26:44,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:26:44,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:26:44,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:26:44,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:26:44" (1/1) ... [2019-10-14 02:26:44,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740f5482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:44, skipping insertion in model container [2019-10-14 02:26:44,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:26:44" (1/1) ... [2019-10-14 02:26:44,641 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:26:44,685 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:26:45,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:26:45,163 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:26:45,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:26:45,275 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:26:45,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45 WrapperNode [2019-10-14 02:26:45,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:26:45,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:26:45,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:26:45,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:26:45,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45" (1/1) ... [2019-10-14 02:26:45,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45" (1/1) ... [2019-10-14 02:26:45,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45" (1/1) ... [2019-10-14 02:26:45,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45" (1/1) ... [2019-10-14 02:26:45,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45" (1/1) ... [2019-10-14 02:26:45,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45" (1/1) ... [2019-10-14 02:26:45,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45" (1/1) ... [2019-10-14 02:26:45,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:26:45,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:26:45,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:26:45,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:26:45,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:26:45" (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 [2019-10-14 02:26:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:26:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:26:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-14 02:26:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-14 02:26:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-10-14 02:26:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2019-10-14 02:26:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create_with_sublist [2019-10-14 02:26:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_length [2019-10-14 02:26:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_append [2019-10-14 02:26:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_hierarchical_destroy [2019-10-14 02:26:45,433 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:26:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:26:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:26:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-14 02:26:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-14 02:26:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-14 02:26:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-14 02:26:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-14 02:26:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-14 02:26:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-14 02:26:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-14 02:26:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-14 02:26:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-14 02:26:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-14 02:26:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-14 02:26:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-14 02:26:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-14 02:26:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-14 02:26:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-14 02:26:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-14 02:26:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-14 02:26:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-14 02:26:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-14 02:26:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-14 02:26:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-14 02:26:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-14 02:26:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-14 02:26:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-14 02:26:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-14 02:26:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-14 02:26:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-14 02:26:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-14 02:26:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-14 02:26:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-14 02:26:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-14 02:26:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-14 02:26:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-14 02:26:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-14 02:26:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-14 02:26:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-14 02:26:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-14 02:26:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-14 02:26:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-14 02:26:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-14 02:26:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-14 02:26:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-14 02:26:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-14 02:26:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-14 02:26:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-14 02:26:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-14 02:26:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-14 02:26:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-14 02:26:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-14 02:26:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-14 02:26:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-14 02:26:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:26:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 02:26:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-14 02:26:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:26:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-14 02:26:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-14 02:26:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-14 02:26:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-14 02:26:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-14 02:26:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-14 02:26:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-14 02:26:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-14 02:26:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-14 02:26:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 02:26:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-14 02:26:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-14 02:26:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-14 02:26:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-14 02:26:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-14 02:26:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-14 02:26:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-14 02:26:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-14 02:26:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-14 02:26:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-14 02:26:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-14 02:26:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-14 02:26:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-14 02:26:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-14 02:26:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-14 02:26:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-14 02:26:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-14 02:26:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-14 02:26:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-14 02:26:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-14 02:26:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-14 02:26:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-14 02:26:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-14 02:26:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-14 02:26:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-14 02:26:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-14 02:26:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-14 02:26:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-14 02:26:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-14 02:26:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-14 02:26:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-14 02:26:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-14 02:26:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-14 02:26:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-14 02:26:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-14 02:26:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-14 02:26:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-14 02:26:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-14 02:26:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-14 02:26:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-10-14 02:26:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2019-10-14 02:26:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:26:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:26:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure node_create_with_sublist [2019-10-14 02:26:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure sll_length [2019-10-14 02:26:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:26:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure sll_append [2019-10-14 02:26:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure sll_hierarchical_destroy [2019-10-14 02:26:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:26:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:26:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:26:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 02:26:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:26:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:26:45,883 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-10-14 02:26:46,265 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:26:46,266 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-14 02:26:46,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:26:46 BoogieIcfgContainer [2019-10-14 02:26:46,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:26:46,268 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:26:46,268 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:26:46,268 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:26:46,270 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:26:46" (1/1) ... [2019-10-14 02:26:46,270 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:26:46,297 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:26:46,297 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:26:46,306 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:26:46,317 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:26:46,318 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:26:46,508 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-10-14 02:26:46,795 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-14 02:26:47,075 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-14 02:26:47,440 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-14 02:26:47,506 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-14 02:26:47,852 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-14 02:26:47,872 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-14 02:26:48,150 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-14 02:26:48,974 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:26:48,974 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:26:48,976 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 591#(and (<= main_~max~0 5) (<= 3 main_~min~0) (<= |#NULL.base| 0) (<= main_~min~0 3) (<= 0 |main_~#head~1.offset|) (<= 0 |#NULL.base|) (<= |main_~#head~1.offset| 0) (<= 5 main_~max~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-14 02:26:48,990 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:26:48,991 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:26:48,992 INFO L168 Benchmark]: Toolchain (without parser) took 4367.84 ms. Allocated memory was 137.9 MB in the beginning and 249.6 MB in the end (delta: 111.7 MB). Free memory was 101.0 MB in the beginning and 113.3 MB in the end (delta: -12.4 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:48,993 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-14 02:26:48,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.18 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.8 MB in the beginning and 166.5 MB in the end (delta: -65.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:48,995 INFO L168 Benchmark]: Boogie Preprocessor took 73.74 ms. Allocated memory is still 202.4 MB. Free memory was 166.5 MB in the beginning and 163.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:48,995 INFO L168 Benchmark]: RCFGBuilder took 917.02 ms. Allocated memory is still 202.4 MB. Free memory was 163.1 MB in the beginning and 102.2 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:48,996 INFO L168 Benchmark]: Sifa took 2723.18 ms. Allocated memory was 202.4 MB in the beginning and 249.6 MB in the end (delta: 47.2 MB). Free memory was 102.2 MB in the beginning and 113.3 MB in the end (delta: -11.2 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:26:49,002 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 137.9 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.18 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.8 MB in the beginning and 166.5 MB in the end (delta: -65.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.74 ms. Allocated memory is still 202.4 MB. Free memory was 166.5 MB in the beginning and 163.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 917.02 ms. Allocated memory is still 202.4 MB. Free memory was 163.1 MB in the beginning and 102.2 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 7.1 GB. * Sifa took 2723.18 ms. Allocated memory was 202.4 MB in the beginning and 249.6 MB in the end (delta: 47.2 MB). Free memory was 102.2 MB in the beginning and 113.3 MB in the end (delta: -11.2 MB). Peak memory consumption was 36.0 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]: 2680, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 186, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 142, TOOLS_POST_TIME[ms]: 899, TOOLS_POST_CALL_APPLICATIONS: 27, TOOLS_POST_CALL_TIME[ms]: 604, TOOLS_POST_RETURN_APPLICATIONS: 26, TOOLS_POST_RETURN_TIME[ms]: 85, TOOLS_QUANTIFIERELIM_APPLICATIONS: 194, TOOLS_QUANTIFIERELIM_TIME[ms]: 1512, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 156, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 204, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 56, DOMAIN_JOIN_TIME[ms]: 734, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 108, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 45, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 67, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2223, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2221, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 26, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1318, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1318, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 492, DAG_COMPRESSION_RETAINED_NODES: 216 - UnprovableResult [Line: 652]: 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 591#(and (<= main_~max~0 5) (<= 3 main_~min~0) (<= |#NULL.base| 0) (<= main_~min~0 3) (<= 0 |main_~#head~1.offset|) (<= 0 |#NULL.base|) (<= |main_~#head~1.offset| 0) (<= 5 main_~max~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...