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 0.1.24-13a467a-m [2019-10-15 06:31:56,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:31:56,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:31:56,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:31:56,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:31:56,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:31:56,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:31:56,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:31:56,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:31:56,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:31:56,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:31:56,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:31:56,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:31:56,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:31:56,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:31:56,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:31:56,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:31:56,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:31:56,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:31:56,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:31:56,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:31:56,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:31:56,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:31:56,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:31:56,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:31:56,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:31:56,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:31:56,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:31:56,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:31:56,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:31:56,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:31:56,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:31:56,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:31:56,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:31:56,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:31:56,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:31:56,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:31:56,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:31:56,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:31:56,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:31:56,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:31:56,580 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 06:31:56,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:31:56,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:31:56,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:31:56,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:31:56,596 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:31:56,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:31:56,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:31:56,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:31:56,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:31:56,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:31:56,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:31:56,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:31:56,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:31:56,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:31:56,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:31:56,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:31:56,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:31:56,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:31:56,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:31:56,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:31:56,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:31:56,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:31:56,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:31:56,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:31:56,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:31:56,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:31:56,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:31:56,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:31:56,601 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 06:31:56,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:31:56,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:31:56,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:31:56,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:31:56,913 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:31:56,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-10-15 06:31:56,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e079d6a/318d2655f54644088e93096c2163e69f/FLAGde8643c83 [2019-10-15 06:31:57,542 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:31:57,543 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-10-15 06:31:57,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e079d6a/318d2655f54644088e93096c2163e69f/FLAGde8643c83 [2019-10-15 06:31:57,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e079d6a/318d2655f54644088e93096c2163e69f [2019-10-15 06:31:57,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:31:57,837 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:31:57,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:31:57,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:31:57,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:31:57,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3058475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:57, skipping insertion in model container [2019-10-15 06:31:57,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:57" (1/1) ... [2019-10-15 06:31:57,851 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:31:57,903 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:31:58,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:31:58,397 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:31:58,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:31:58,521 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:31:58,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58 WrapperNode [2019-10-15 06:31:58,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:31:58,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:31:58,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:31:58,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:31:58,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58" (1/1) ... [2019-10-15 06:31:58,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58" (1/1) ... [2019-10-15 06:31:58,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58" (1/1) ... [2019-10-15 06:31:58,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58" (1/1) ... [2019-10-15 06:31:58,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58" (1/1) ... [2019-10-15 06:31:58,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58" (1/1) ... [2019-10-15 06:31:58,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58" (1/1) ... [2019-10-15 06:31:58,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:31:58,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:31:58,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:31:58,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:31:58,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:58" (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 06:31:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:31:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:31:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-15 06:31:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-15 06:31:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-10-15 06:31:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2019-10-15 06:31:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create_with_sublist [2019-10-15 06:31:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_length [2019-10-15 06:31:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_append [2019-10-15 06:31:58,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_hierarchical_destroy [2019-10-15 06:31:58,652 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:31:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:31:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:31:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-15 06:31:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-15 06:31:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-15 06:31:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-15 06:31:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-15 06:31:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-15 06:31:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-15 06:31:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-15 06:31:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-15 06:31:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-15 06:31:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-15 06:31:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-15 06:31:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-15 06:31:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-15 06:31:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-15 06:31:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-15 06:31:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-15 06:31:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-15 06:31:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-15 06:31:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-15 06:31:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-15 06:31:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-15 06:31:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-15 06:31:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-15 06:31:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-15 06:31:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-15 06:31:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-15 06:31:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-15 06:31:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-15 06:31:58,657 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-15 06:31:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-15 06:31:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-15 06:31:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-15 06:31:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-15 06:31:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-15 06:31:58,658 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-15 06:31:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-15 06:31:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-15 06:31:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-15 06:31:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-15 06:31:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-15 06:31:58,659 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-15 06:31:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-15 06:31:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-15 06:31:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-15 06:31:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-15 06:31:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-15 06:31:58,660 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-15 06:31:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-15 06:31:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-15 06:31:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-15 06:31:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-15 06:31:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:31:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 06:31:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-15 06:31:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:31:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-15 06:31:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-15 06:31:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-15 06:31:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-15 06:31:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-15 06:31:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-15 06:31:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-15 06:31:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-15 06:31:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-15 06:31:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 06:31:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-15 06:31:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-15 06:31:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-15 06:31:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-15 06:31:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-15 06:31:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-15 06:31:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-15 06:31:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-15 06:31:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-15 06:31:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-15 06:31:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-15 06:31:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-15 06:31:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-15 06:31:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-15 06:31:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-15 06:31:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-15 06:31:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-15 06:31:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-15 06:31:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-15 06:31:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-15 06:31:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-15 06:31:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-15 06:31:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-15 06:31:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-15 06:31:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-15 06:31:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-15 06:31:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-15 06:31:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-15 06:31:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-15 06:31:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-15 06:31:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-15 06:31:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-15 06:31:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-15 06:31:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-15 06:31:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-15 06:31:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-15 06:31:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-15 06:31:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-15 06:31:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-15 06:31:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-10-15 06:31:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2019-10-15 06:31:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:31:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:31:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure node_create_with_sublist [2019-10-15 06:31:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure sll_length [2019-10-15 06:31:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:31:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure sll_append [2019-10-15 06:31:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure sll_hierarchical_destroy [2019-10-15 06:31:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:31:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:31:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:31:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 06:31:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:31:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:31:59,036 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-10-15 06:31:59,421 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:31:59,423 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-15 06:31:59,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:31:59 BoogieIcfgContainer [2019-10-15 06:31:59,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:31:59,426 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:31:59,427 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:31:59,427 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:31:59,429 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:31:59" (1/1) ... [2019-10-15 06:31:59,429 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 06:31:59,463 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:31:59,472 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:31:59,480 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:31:59,489 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:31:59,491 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:31:59,666 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-10-15 06:31:59,919 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-15 06:32:00,205 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:32:00,620 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:32:00,676 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:32:00,967 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-15 06:32:00,993 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-15 06:32:01,231 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:32:02,192 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:32:02,215 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:32:02,215 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:32:02,217 INFO L168 Benchmark]: Toolchain (without parser) took 4379.77 ms. Allocated memory was 135.8 MB in the beginning and 252.7 MB in the end (delta: 116.9 MB). Free memory was 98.6 MB in the beginning and 125.0 MB in the end (delta: -26.4 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:02,219 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-15 06:32:02,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.81 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 98.4 MB in the beginning and 162.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:02,222 INFO L168 Benchmark]: Boogie Preprocessor took 71.83 ms. Allocated memory is still 200.8 MB. Free memory was 162.6 MB in the beginning and 159.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:02,223 INFO L168 Benchmark]: RCFGBuilder took 831.68 ms. Allocated memory is still 200.8 MB. Free memory was 159.1 MB in the beginning and 98.7 MB in the end (delta: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:02,223 INFO L168 Benchmark]: Sifa took 2789.03 ms. Allocated memory was 200.8 MB in the beginning and 252.7 MB in the end (delta: 51.9 MB). Free memory was 98.7 MB in the beginning and 125.0 MB in the end (delta: -26.3 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:32:02,227 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 ms. Allocated memory is still 135.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 683.81 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 98.4 MB in the beginning and 162.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.83 ms. Allocated memory is still 200.8 MB. Free memory was 162.6 MB in the beginning and 159.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 831.68 ms. Allocated memory is still 200.8 MB. Free memory was 159.1 MB in the beginning and 98.7 MB in the end (delta: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 7.1 GB. * Sifa took 2789.03 ms. Allocated memory was 200.8 MB in the beginning and 252.7 MB in the end (delta: 51.9 MB). Free memory was 98.7 MB in the beginning and 125.0 MB in the end (delta: -26.3 MB). Peak memory consumption was 25.6 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]: 2729, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 140, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 107, TOOLS_POST_TIME[ms]: 834, TOOLS_POST_CALL_APPLICATIONS: 20, TOOLS_POST_CALL_TIME[ms]: 818, TOOLS_POST_RETURN_APPLICATIONS: 19, TOOLS_POST_RETURN_TIME[ms]: 78, TOOLS_QUANTIFIERELIM_APPLICATIONS: 145, TOOLS_QUANTIFIERELIM_TIME[ms]: 1662, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 493, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 154, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 44, DOMAIN_JOIN_TIME[ms]: 651, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 105, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 40, DOMAIN_ISBOTTOM_APPLICATIONS: 24, DOMAIN_ISBOTTOM_TIME[ms]: 68, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2349, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2349, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 19, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1294, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1293, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 439, DAG_COMPRESSION_RETAINED_NODES: 196 - 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 451#(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...