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-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:31:55,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:31:55,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:31:55,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:31:55,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:31:55,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:31:55,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:31:55,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:31:55,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:31:55,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:31:55,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:31:55,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:31:55,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:31:55,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:31:55,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:31:55,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:31:55,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:31:55,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:31:55,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:31:55,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:31:55,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:31:55,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:31:55,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:31:55,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:31:55,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:31:55,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:31:55,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:31:55,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:31:55,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:31:55,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:31:55,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:31:55,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:31:55,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:31:55,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:31:55,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:31:55,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:31:55,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:31:55,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:31:55,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:31:55,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:31:55,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:31:55,468 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 [2019-10-15 06:31:55,490 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:31:55,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:31:55,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:31:55,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:31:55,493 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:31:55,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:31:55,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:31:55,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:31:55,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:31:55,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:31:55,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:31:55,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:31:55,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:31:55,496 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:31:55,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:31:55,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:31:55,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:31:55,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:31:55,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:31:55,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:31:55,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:31:55,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:31:55,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:31:55,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:31:55,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:31:55,499 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:31:55,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:31:55,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:31:55,500 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 [2019-10-15 06:31:55,833 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:31:55,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:31:55,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:31:55,854 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:31:55,855 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:31:55,856 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-10-15 06:31:55,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce7629396/90304916514d4d788a123e62918e878f/FLAGd9a1f3ab2 [2019-10-15 06:31:56,522 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:31:56,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-10-15 06:31:56,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce7629396/90304916514d4d788a123e62918e878f/FLAGd9a1f3ab2 [2019-10-15 06:31:56,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce7629396/90304916514d4d788a123e62918e878f [2019-10-15 06:31:56,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:31:56,775 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:31:56,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:31:56,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:31:56,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:31:56,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:56" (1/1) ... [2019-10-15 06:31:56,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79659012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:56, skipping insertion in model container [2019-10-15 06:31:56,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:56" (1/1) ... [2019-10-15 06:31:56,799 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:31:56,858 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:31:57,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:31:57,345 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:31:57,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:31:57,468 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:31:57,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57 WrapperNode [2019-10-15 06:31:57,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:31:57,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:31:57,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:31:57,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:31:57,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:31:57,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:31:57,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:31:57,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:31:57,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57" (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 [2019-10-15 06:31:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:31:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:31:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-15 06:31:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-15 06:31:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-10-15 06:31:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2019-10-15 06:31:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create_with_sublist [2019-10-15 06:31:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_length [2019-10-15 06:31:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_append [2019-10-15 06:31:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_hierarchical_destroy [2019-10-15 06:31:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:31:57,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:31:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:31:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-15 06:31:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-15 06:31:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-15 06:31:57,603 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-15 06:31:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-15 06:31:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-15 06:31:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-15 06:31:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-15 06:31:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-15 06:31:57,604 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-15 06:31:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-15 06:31:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-15 06:31:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-15 06:31:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-15 06:31:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-15 06:31:57,605 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-15 06:31:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-15 06:31:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-15 06:31:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-15 06:31:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-15 06:31:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-15 06:31:57,606 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-15 06:31:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-15 06:31:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-15 06:31:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-15 06:31:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-15 06:31:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-15 06:31:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-15 06:31:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-15 06:31:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-15 06:31:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-15 06:31:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-15 06:31:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-15 06:31:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-15 06:31:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-15 06:31:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-15 06:31:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-15 06:31:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-15 06:31:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-15 06:31:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-15 06:31:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-15 06:31:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-15 06:31:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-15 06:31:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-15 06:31:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-15 06:31:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-15 06:31:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-15 06:31:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-15 06:31:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-15 06:31:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-15 06:31:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-15 06:31:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-15 06:31:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:31:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 06:31:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-15 06:31:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:31:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-15 06:31:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-15 06:31:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-15 06:31:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-15 06:31:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-15 06:31:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-15 06:31:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-15 06:31:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-15 06:31:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-15 06:31:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 06:31:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-15 06:31:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-15 06:31:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-15 06:31:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-15 06:31:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-15 06:31:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-15 06:31:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-15 06:31:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-15 06:31:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-15 06:31:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-15 06:31:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-15 06:31:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-15 06:31:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-15 06:31:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-15 06:31:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-15 06:31:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-15 06:31:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-15 06:31:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-15 06:31:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-15 06:31:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-15 06:31:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-15 06:31:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-15 06:31:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-15 06:31:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-15 06:31:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-15 06:31:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-15 06:31:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-15 06:31:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-15 06:31:57,619 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-15 06:31:57,619 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-15 06:31:57,619 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-15 06:31:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-15 06:31:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-15 06:31:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-15 06:31:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-15 06:31:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-15 06:31:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-15 06:31:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-15 06:31:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-15 06:31:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-10-15 06:31:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2019-10-15 06:31:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:31:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:31:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure node_create_with_sublist [2019-10-15 06:31:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure sll_length [2019-10-15 06:31:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:31:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure sll_append [2019-10-15 06:31:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure sll_hierarchical_destroy [2019-10-15 06:31:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:31:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:31:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:31:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 06:31:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:31:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:31:58,048 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-10-15 06:31:58,449 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:31:58,449 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-15 06:31:58,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:31:58 BoogieIcfgContainer [2019-10-15 06:31:58,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:31:58,451 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:31:58,452 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:31:58,452 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:31:58,453 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:31:58" (1/1) ... [2019-10-15 06:31:58,454 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 [2019-10-15 06:31:58,485 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:31:58,493 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:31:58,507 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:31:58,516 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:31:58,517 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:31:58,706 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-10-15 06:31:58,973 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-15 06:31:59,227 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:59,567 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:59,627 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:31:59,983 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-15 06:32:00,016 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-15 06:32:03,050 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:32:03,072 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:32:03,072 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:32:03,076 INFO L168 Benchmark]: Toolchain (without parser) took 6298.81 ms. Allocated memory was 141.0 MB in the beginning and 315.1 MB in the end (delta: 174.1 MB). Free memory was 100.4 MB in the beginning and 236.6 MB in the end (delta: -136.1 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:03,077 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:32:03,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.41 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 100.2 MB in the beginning and 165.5 MB in the end (delta: -65.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:03,078 INFO L168 Benchmark]: Boogie Preprocessor took 75.33 ms. Allocated memory is still 201.3 MB. Free memory was 165.5 MB in the beginning and 162.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:03,079 INFO L168 Benchmark]: RCFGBuilder took 905.37 ms. Allocated memory is still 201.3 MB. Free memory was 162.2 MB in the beginning and 100.6 MB in the end (delta: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:03,079 INFO L168 Benchmark]: Sifa took 4621.05 ms. Allocated memory was 201.3 MB in the beginning and 315.1 MB in the end (delta: 113.8 MB). Free memory was 100.6 MB in the beginning and 236.6 MB in the end (delta: -136.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 06:32:03,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.41 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 100.2 MB in the beginning and 165.5 MB in the end (delta: -65.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.33 ms. Allocated memory is still 201.3 MB. Free memory was 165.5 MB in the beginning and 162.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 905.37 ms. Allocated memory is still 201.3 MB. Free memory was 162.2 MB in the beginning and 100.6 MB in the end (delta: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. * Sifa took 4621.05 ms. Allocated memory was 201.3 MB in the beginning and 315.1 MB in the end (delta: 113.8 MB). Free memory was 100.6 MB in the beginning and 236.6 MB in the end (delta: -136.0 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]: 4566, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 595, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 465, TOOLS_POST_TIME[ms]: 1039, TOOLS_POST_CALL_APPLICATIONS: 79, TOOLS_POST_CALL_TIME[ms]: 1499, TOOLS_POST_RETURN_APPLICATIONS: 78, TOOLS_POST_RETURN_TIME[ms]: 216, TOOLS_QUANTIFIERELIM_APPLICATIONS: 621, TOOLS_QUANTIFIERELIM_TIME[ms]: 2585, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 173, FLUID_QUERY_TIME[ms]: 50, FLUID_QUERIES: 672, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 151, DOMAIN_JOIN_TIME[ms]: 1040, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 30, DOMAIN_WIDEN_TIME[ms]: 235, DOMAIN_ISSUBSETEQ_APPLICATIONS: 77, DOMAIN_ISSUBSETEQ_TIME[ms]: 167, DOMAIN_ISBOTTOM_APPLICATIONS: 71, DOMAIN_ISBOTTOM_TIME[ms]: 109, LOOP_SUMMARIZER_APPLICATIONS: 47, LOOP_SUMMARIZER_CACHE_MISSES: 47, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4226, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4225, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 77, CALL_SUMMARIZER_APPLICATIONS: 78, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1285, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1284, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 62, DAG_COMPRESSION_PROCESSED_NODES: 564, DAG_COMPRESSION_RETAINED_NODES: 245 - UnprovableResult [Line: 651]: 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 1666#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...