java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:21:26,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:21:26,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:21:26,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:21:26,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:21:26,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:21:26,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:21:26,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:21:26,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:21:26,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:21:26,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:21:26,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:21:26,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:21:26,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:21:26,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:21:26,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:21:26,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:21:26,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:21:26,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:21:26,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:21:26,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:21:26,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:21:26,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:21:26,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:21:26,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:21:26,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:21:26,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:21:26,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:21:26,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:21:26,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:21:26,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:21:26,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:21:26,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:21:26,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:21:26,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:21:26,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:21:26,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:21:26,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:21:26,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:21:26,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:21:26,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:21:26,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 23:21:26,968 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:21:26,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:21:26,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:21:26,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:21:26,971 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:21:26,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:21:26,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:21:26,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:21:26,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:21:26,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:21:26,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:21:26,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:21:26,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:21:26,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:21:26,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:21:26,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:21:26,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:21:26,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:21:26,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:21:26,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:21:26,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:21:26,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:21:26,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:21:26,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:21:26,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:21:26,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:21:26,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:21:26,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:21:26,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:21:27,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:21:27,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:21:27,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:21:27,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:21:27,064 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:21:27,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-20 23:21:27,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c68f0588/bf4f7ee346fc440dbe6412ba5d93b809/FLAG0bbbf4c83 [2019-09-20 23:21:27,649 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:21:27,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all_reverse.i [2019-09-20 23:21:27,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c68f0588/bf4f7ee346fc440dbe6412ba5d93b809/FLAG0bbbf4c83 [2019-09-20 23:21:28,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c68f0588/bf4f7ee346fc440dbe6412ba5d93b809 [2019-09-20 23:21:28,132 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:21:28,133 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:21:28,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:21:28,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:21:28,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:21:28,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745bf630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28, skipping insertion in model container [2019-09-20 23:21:28,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,147 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:21:28,199 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:21:28,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:21:28,626 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:21:28,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:21:28,732 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:21:28,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28 WrapperNode [2019-09-20 23:21:28,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:21:28,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:21:28,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:21:28,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:21:28,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28" (1/1) ... [2019-09-20 23:21:28,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:21:28,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:21:28,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:21:28,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:21:28,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:21:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:21:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:21:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:21:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 23:21:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 23:21:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 23:21:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 23:21:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-20 23:21:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-20 23:21:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-09-20 23:21:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-09-20 23:21:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:21:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:21:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 23:21:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 23:21:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 23:21:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 23:21:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 23:21:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 23:21:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 23:21:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 23:21:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 23:21:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 23:21:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 23:21:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 23:21:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 23:21:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 23:21:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 23:21:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 23:21:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 23:21:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 23:21:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 23:21:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 23:21:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 23:21:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 23:21:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 23:21:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 23:21:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 23:21:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 23:21:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 23:21:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 23:21:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 23:21:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 23:21:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 23:21:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 23:21:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 23:21:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 23:21:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 23:21:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 23:21:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 23:21:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 23:21:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 23:21:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 23:21:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 23:21:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 23:21:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 23:21:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 23:21:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 23:21:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 23:21:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 23:21:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 23:21:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 23:21:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 23:21:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 23:21:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 23:21:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 23:21:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 23:21:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 23:21:28,890 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 23:21:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 23:21:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 23:21:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 23:21:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 23:21:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 23:21:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 23:21:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 23:21:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 23:21:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 23:21:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 23:21:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 23:21:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 23:21:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 23:21:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 23:21:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 23:21:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 23:21:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 23:21:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 23:21:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 23:21:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 23:21:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 23:21:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 23:21:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 23:21:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 23:21:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 23:21:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 23:21:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 23:21:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 23:21:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 23:21:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 23:21:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 23:21:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 23:21:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 23:21:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 23:21:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 23:21:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 23:21:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 23:21:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 23:21:28,899 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 23:21:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 23:21:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 23:21:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 23:21:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 23:21:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 23:21:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 23:21:28,900 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 23:21:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 23:21:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 23:21:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 23:21:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 23:21:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 23:21:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 23:21:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 23:21:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 23:21:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-20 23:21:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-20 23:21:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 23:21:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:21:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-09-20 23:21:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 23:21:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-09-20 23:21:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:21:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:21:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:21:29,339 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 23:21:29,642 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:21:29,643 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 23:21:29,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:21:29 BoogieIcfgContainer [2019-09-20 23:21:29,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:21:29,645 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:21:29,645 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:21:29,645 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:21:29,646 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:21:29" (1/1) ... [2019-09-20 23:21:29,647 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 23:21:29,670 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:21:29,671 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:21:29,679 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:21:29,687 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:21:29,689 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:21:29,838 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 23:21:30,048 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:21:30,312 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-09-20 23:21:31,195 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-09-20 23:21:31,312 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 23:21:31,684 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-09-20 23:21:31,748 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:21:38,834 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification. DAG size of input: 156 DAG size of output: 151 [2019-09-20 23:21:41,268 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-20 23:21:43,328 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 23:21:45,091 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 23:21:46,962 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 23:21:48,592 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 23:21:49,679 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 23:21:50,618 WARN L191 SmtUtils]: Spent 891.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 23:21:51,201 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 23:21:51,631 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 23:21:51,881 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 23:21:52,304 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-09-20 23:21:52,496 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 23:21:52,633 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 23:21:52,819 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 23:21:53,007 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:21:53,092 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:21:53,101 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:21:53,176 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 23:21:56,111 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2019-09-20 23:21:57,321 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 23:21:58,251 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 23:21:58,808 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 23:21:59,322 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 23:22:00,049 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-20 23:22:00,590 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2019-09-20 23:22:00,966 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2019-09-20 23:22:01,038 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 23:22:01,975 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 23:22:01,975 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 23:22:01,977 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 149#false [2019-09-20 23:22:01,986 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 23:22:01,986 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 23:22:01,988 INFO L168 Benchmark]: Toolchain (without parser) took 33855.02 ms. Allocated memory was 136.3 MB in the beginning and 329.3 MB in the end (delta: 192.9 MB). Free memory was 90.5 MB in the beginning and 143.2 MB in the end (delta: -52.8 MB). Peak memory consumption was 140.2 MB. Max. memory is 7.1 GB. [2019-09-20 23:22:01,989 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 136.3 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 23:22:01,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.93 ms. Allocated memory was 136.3 MB in the beginning and 202.4 MB in the end (delta: 66.1 MB). Free memory was 90.3 MB in the beginning and 163.3 MB in the end (delta: -73.1 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-20 23:22:01,993 INFO L168 Benchmark]: Boogie Preprocessor took 65.74 ms. Allocated memory is still 202.4 MB. Free memory was 163.3 MB in the beginning and 160.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-20 23:22:01,997 INFO L168 Benchmark]: RCFGBuilder took 844.39 ms. Allocated memory is still 202.4 MB. Free memory was 160.5 MB in the beginning and 100.7 MB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 7.1 GB. [2019-09-20 23:22:02,001 INFO L168 Benchmark]: Sifa took 32341.86 ms. Allocated memory was 202.4 MB in the beginning and 329.3 MB in the end (delta: 126.9 MB). Free memory was 100.7 MB in the beginning and 143.2 MB in the end (delta: -42.6 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-09-20 23:22:02,005 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 136.3 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 599.93 ms. Allocated memory was 136.3 MB in the beginning and 202.4 MB in the end (delta: 66.1 MB). Free memory was 90.3 MB in the beginning and 163.3 MB in the end (delta: -73.1 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.74 ms. Allocated memory is still 202.4 MB. Free memory was 163.3 MB in the beginning and 160.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 844.39 ms. Allocated memory is still 202.4 MB. Free memory was 160.5 MB in the beginning and 100.7 MB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 7.1 GB. * Sifa took 32341.86 ms. Allocated memory was 202.4 MB in the beginning and 329.3 MB in the end (delta: 126.9 MB). Free memory was 100.7 MB in the beginning and 143.2 MB in the end (delta: -42.6 MB). Peak memory consumption was 84.3 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]: 32307, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 74, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 54, TOOLS_POST_TIME[ms]: 30198, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 50, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 15, TOOLS_QUANTIFIERELIM_APPLICATIONS: 65, TOOLS_QUANTIFIERELIM_TIME[ms]: 30228, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 20812, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 90, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME[ms]: 1266, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 673, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 3, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 31912, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31908, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31824, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31824, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 19, 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...