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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:21:37,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:21:37,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:21:37,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:21:37,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:21:37,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:21:37,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:21:37,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:21:37,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:21:37,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:21:37,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:21:37,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:21:37,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:21:37,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:21:37,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:21:37,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:21:37,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:21:37,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:21:37,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:21:37,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:21:37,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:21:37,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:21:37,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:21:37,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:21:37,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:21:37,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:21:37,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:21:37,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:21:37,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:21:37,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:21:37,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:21:37,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:21:37,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:21:37,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:21:37,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:21:37,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:21:37,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:21:37,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:21:37,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:21:37,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:21:37,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:21:37,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 16:21:37,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:21:37,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:21:37,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:21:37,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:21:37,838 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:21:37,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:21:37,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:21:37,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:21:37,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:21:37,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:21:37,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:21:37,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:21:37,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:21:37,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:21:37,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:21:37,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:21:37,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:21:37,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:21:37,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:21:37,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:21:37,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:21:37,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:21:37,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:21:37,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:21:37,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:21:37,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:21:37,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:21:37,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:21:37,843 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:21:37,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:21:37,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:21:37,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:21:37,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:21:37,896 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:21:37,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-25 16:21:37,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c03ca6acb/7ff7b0ef8a054da08144beade18cc308/FLAGd60c59333 [2019-09-25 16:21:38,564 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:21:38,565 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-25 16:21:38,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c03ca6acb/7ff7b0ef8a054da08144beade18cc308/FLAGd60c59333 [2019-09-25 16:21:38,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c03ca6acb/7ff7b0ef8a054da08144beade18cc308 [2019-09-25 16:21:38,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:21:38,848 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:21:38,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:21:38,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:21:38,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:21:38,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:21:38" (1/1) ... [2019-09-25 16:21:38,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4907dd24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:38, skipping insertion in model container [2019-09-25 16:21:38,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:21:38" (1/1) ... [2019-09-25 16:21:38,861 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:21:38,910 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:21:39,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:21:39,389 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:21:39,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:21:39,510 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:21:39,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39 WrapperNode [2019-09-25 16:21:39,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:21:39,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:21:39,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:21:39,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:21:39,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39" (1/1) ... [2019-09-25 16:21:39,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39" (1/1) ... [2019-09-25 16:21:39,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39" (1/1) ... [2019-09-25 16:21:39,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39" (1/1) ... [2019-09-25 16:21:39,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39" (1/1) ... [2019-09-25 16:21:39,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39" (1/1) ... [2019-09-25 16:21:39,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39" (1/1) ... [2019-09-25 16:21:39,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:21:39,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:21:39,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:21:39,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:21:39,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:21:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:21:39,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:21:39,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:21:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-25 16:21:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-25 16:21:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-25 16:21:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-25 16:21:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-25 16:21:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-25 16:21:39,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-09-25 16:21:39,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-09-25 16:21:39,639 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:21:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:21:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-25 16:21:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-25 16:21:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-25 16:21:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-25 16:21:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-25 16:21:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-25 16:21:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-25 16:21:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-25 16:21:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-25 16:21:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-25 16:21:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-25 16:21:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-25 16:21:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-25 16:21:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-25 16:21:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-25 16:21:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-25 16:21:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-25 16:21:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-25 16:21:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-25 16:21:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-25 16:21:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-25 16:21:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-25 16:21:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-25 16:21:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-25 16:21:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-25 16:21:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-25 16:21:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-25 16:21:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-25 16:21:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-25 16:21:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-25 16:21:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-25 16:21:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-25 16:21:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-25 16:21:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-25 16:21:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-25 16:21:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-25 16:21:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-25 16:21:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-25 16:21:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-25 16:21:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-25 16:21:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-25 16:21:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-25 16:21:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-25 16:21:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-25 16:21:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-25 16:21:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-25 16:21:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-25 16:21:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-25 16:21:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-25 16:21:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-25 16:21:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-25 16:21:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-25 16:21:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:21:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-25 16:21:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-25 16:21:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:21:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-25 16:21:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-25 16:21:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-25 16:21:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-25 16:21:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-25 16:21:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-25 16:21:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-25 16:21:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-25 16:21:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-25 16:21:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-25 16:21:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-25 16:21:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-25 16:21:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-25 16:21:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-25 16:21:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-25 16:21:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-25 16:21:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-25 16:21:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-25 16:21:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-25 16:21:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-25 16:21:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-25 16:21:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-25 16:21:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-25 16:21:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-25 16:21:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-25 16:21:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-25 16:21:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-25 16:21:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-25 16:21:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-25 16:21:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-25 16:21:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-25 16:21:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-25 16:21:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-25 16:21:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-25 16:21:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-25 16:21:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-25 16:21:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-25 16:21:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-25 16:21:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-25 16:21:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-25 16:21:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-25 16:21:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-25 16:21:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-25 16:21:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-25 16:21:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-25 16:21:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-25 16:21:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-25 16:21:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-25 16:21:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-25 16:21:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-25 16:21:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-25 16:21:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:21:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:21:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:21:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-25 16:21:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-25 16:21:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:21:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:21:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-09-25 16:21:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:21:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-09-25 16:21:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:21:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:21:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:21:40,099 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-25 16:21:40,387 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:21:40,388 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-25 16:21:40,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:21:40 BoogieIcfgContainer [2019-09-25 16:21:40,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:21:40,390 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:21:40,390 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:21:40,391 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:21:40,392 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:21:40" (1/1) ... [2019-09-25 16:21:40,393 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 [2019-09-25 16:21:40,426 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:21:40,426 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:21:40,440 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:21:40,448 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:21:40,450 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:21:40,634 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-09-25 16:21:40,791 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:21:41,405 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:21:41,686 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:21:42,174 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:21:42,293 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:21:42,306 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:21:42,318 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:21:42,913 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-25 16:21:43,243 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:21:43,243 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:21:43,246 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 221#(exists ((v_prenex_12 Int) (v_prenex_11 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_3 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_3 Int)) (or (and (= |#NULL.base| 0) (<= 0 (+ (select (select |#memory_int| v_prenex_11) v_prenex_12) 2147483648)) (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= |#NULL.base| 0) (<= 3 main_~new_data~0) (<= 0 main_~s~0.offset) (<= 0 |#NULL.base|) (<= main_~len~0 2) (<= main_~i~0 0) (= main_~data~0 1) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 1 main_~data~0) (<= 1 main_~i~0) (<= (select (select |#memory_int| v_prenex_11) v_prenex_12) 2147483647) (<= main_~data~0 1) (<= main_~i~0 1) (= |#NULL.offset| 0) (<= main_~s~0.offset 0) (<= 2 main_~len~0) (= main_~len~0 2) (not (= (select (select |#memory_int| v_prenex_11) v_prenex_12) main_~expected~0)) (<= main_~new_data~0 3)) (and (= |#NULL.base| 0) (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= |#NULL.base| 0) (<= 0 main_~s~0.offset) (<= 0 |#NULL.base|) (<= main_~len~0 2) (<= main_~i~0 0) (= main_~data~0 1) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 1 main_~data~0) (<= 2 main_~new_data~0) (<= 1 main_~i~0) (<= main_~new_data~0 2) (<= main_~data~0 1) (<= main_~i~0 1) (<= 0 (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_3) v_dll_get_data_at_~head.offset_BEFORE_RETURN_3) 2147483648)) (not (= (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_3) v_dll_get_data_at_~head.offset_BEFORE_RETURN_3) main_~expected~0)) (= |#NULL.offset| 0) (<= (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_3) v_dll_get_data_at_~head.offset_BEFORE_RETURN_3) 2147483647) (<= main_~s~0.offset 0) (<= 2 main_~len~0) (= main_~len~0 2)))) [2019-09-25 16:21:43,260 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-25 16:21:43,261 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:21:43,265 INFO L168 Benchmark]: Toolchain (without parser) took 4414.09 ms. Allocated memory was 130.5 MB in the beginning and 271.1 MB in the end (delta: 140.5 MB). Free memory was 84.9 MB in the beginning and 94.9 MB in the end (delta: -9.9 MB). Peak memory consumption was 130.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:21:43,266 INFO L168 Benchmark]: CDTParser took 1.37 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:21:43,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.94 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 84.7 MB in the beginning and 160.7 MB in the end (delta: -76.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-09-25 16:21:43,270 INFO L168 Benchmark]: Boogie Preprocessor took 68.11 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 158.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-25 16:21:43,271 INFO L168 Benchmark]: RCFGBuilder took 809.69 ms. Allocated memory is still 198.2 MB. Free memory was 158.2 MB in the beginning and 97.9 MB in the end (delta: 60.3 MB). Peak memory consumption was 60.3 MB. Max. memory is 7.1 GB. [2019-09-25 16:21:43,272 INFO L168 Benchmark]: Sifa took 2871.09 ms. Allocated memory was 198.2 MB in the beginning and 271.1 MB in the end (delta: 72.9 MB). Free memory was 97.9 MB in the beginning and 94.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 75.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:21:43,283 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.94 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 84.7 MB in the beginning and 160.7 MB in the end (delta: -76.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.11 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 158.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 809.69 ms. Allocated memory is still 198.2 MB. Free memory was 158.2 MB in the beginning and 97.9 MB in the end (delta: 60.3 MB). Peak memory consumption was 60.3 MB. Max. memory is 7.1 GB. * Sifa took 2871.09 ms. Allocated memory was 198.2 MB in the beginning and 271.1 MB in the end (delta: 72.9 MB). Free memory was 97.9 MB in the beginning and 94.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 75.9 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]: 2820, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 74, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 54, TOOLS_POST_TIME[ms]: 2212, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 66, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_APPLICATIONS: 65, TOOLS_QUANTIFIERELIM_TIME[ms]: 2254, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 735, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 90, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME[ms]: 230, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 149, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 31, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2462, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2461, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2523, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2522, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 137, DAG_COMPRESSION_RETAINED_NODES: 74 - PositiveResult [Line: 630]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...