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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2c_prepend_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 16:37:16,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 16:37:16,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 16:37:16,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 16:37:16,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 16:37:16,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 16:37:16,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 16:37:16,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 16:37:16,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 16:37:16,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 16:37:16,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 16:37:16,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 16:37:16,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 16:37:16,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 16:37:16,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 16:37:16,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 16:37:16,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 16:37:16,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 16:37:16,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 16:37:16,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 16:37:16,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 16:37:16,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 16:37:16,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 16:37:16,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 16:37:16,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 16:37:16,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 16:37:16,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 16:37:16,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 16:37:16,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 16:37:16,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 16:37:16,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 16:37:16,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 16:37:16,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 16:37:16,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 16:37:16,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 16:37:16,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 16:37:16,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 16:37:16,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 16:37:16,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 16:37:16,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 16:37:16,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 16:37:16,929 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 [2019-09-17 16:37:16,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 16:37:16,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 16:37:16,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 16:37:16,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 16:37:16,946 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 16:37:16,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 16:37:16,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 16:37:16,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 16:37:16,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 16:37:16,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 16:37:16,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 16:37:16,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 16:37:16,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 16:37:16,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 16:37:16,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 16:37:16,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 16:37:16,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 16:37:16,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 16:37:16,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 16:37:16,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 16:37:16,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 16:37:16,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:37:16,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 16:37:16,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 16:37:16,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 16:37:16,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 16:37:16,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 16:37:16,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 16:37:16,951 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 16:37:16,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 16:37:17,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 16:37:17,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 16:37:17,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 16:37:17,007 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 16:37:17,008 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2c_prepend_equal.i [2019-09-17 16:37:17,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba4545eb8/10063c6f6b37497d968b516d3a2001d7/FLAG8695727a2 [2019-09-17 16:37:17,612 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 16:37:17,613 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2c_prepend_equal.i [2019-09-17 16:37:17,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba4545eb8/10063c6f6b37497d968b516d3a2001d7/FLAG8695727a2 [2019-09-17 16:37:17,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba4545eb8/10063c6f6b37497d968b516d3a2001d7 [2019-09-17 16:37:17,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 16:37:17,929 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 16:37:17,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 16:37:17,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 16:37:17,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 16:37:17,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:37:17" (1/1) ... [2019-09-17 16:37:17,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec6a472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:17, skipping insertion in model container [2019-09-17 16:37:17,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:37:17" (1/1) ... [2019-09-17 16:37:17,944 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 16:37:17,991 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 16:37:18,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:37:18,470 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 16:37:18,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:37:18,580 INFO L192 MainTranslator]: Completed translation [2019-09-17 16:37:18,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18 WrapperNode [2019-09-17 16:37:18,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 16:37:18,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 16:37:18,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 16:37:18,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 16:37:18,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18" (1/1) ... [2019-09-17 16:37:18,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18" (1/1) ... [2019-09-17 16:37:18,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18" (1/1) ... [2019-09-17 16:37:18,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18" (1/1) ... [2019-09-17 16:37:18,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18" (1/1) ... [2019-09-17 16:37:18,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18" (1/1) ... [2019-09-17 16:37:18,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18" (1/1) ... [2019-09-17 16:37:18,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 16:37:18,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 16:37:18,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 16:37:18,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 16:37:18,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:37:18" (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 [2019-09-17 16:37:18,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 16:37:18,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 16:37:18,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-17 16:37:18,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-17 16:37:18,723 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-17 16:37:18,723 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-17 16:37:18,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_create [2019-09-17 16:37:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_destroy [2019-09-17 16:37:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_prepend [2019-09-17 16:37:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 16:37:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 16:37:18,726 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-17 16:37:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-17 16:37:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-17 16:37:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-17 16:37:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-17 16:37:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-17 16:37:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-17 16:37:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-17 16:37:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-17 16:37:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-17 16:37:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-17 16:37:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-17 16:37:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-17 16:37:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-17 16:37:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-17 16:37:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-17 16:37:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-17 16:37:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-17 16:37:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-17 16:37:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-17 16:37:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-17 16:37:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-17 16:37:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-17 16:37:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-17 16:37:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-17 16:37:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-17 16:37:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-17 16:37:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-17 16:37:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-17 16:37:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-17 16:37:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-17 16:37:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-17 16:37:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-17 16:37:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-17 16:37:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-17 16:37:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-17 16:37:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-17 16:37:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-17 16:37:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-17 16:37:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-17 16:37:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-17 16:37:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-17 16:37:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-17 16:37:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-17 16:37:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-17 16:37:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-17 16:37:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-17 16:37:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-17 16:37:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-17 16:37:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-17 16:37:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-17 16:37:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-17 16:37:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 16:37:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-17 16:37:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-17 16:37:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 16:37:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-17 16:37:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-17 16:37:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-17 16:37:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-17 16:37:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-17 16:37:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-17 16:37:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-17 16:37:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-17 16:37:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-17 16:37:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-17 16:37:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-17 16:37:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-17 16:37:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-17 16:37:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-17 16:37:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-17 16:37:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-17 16:37:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-17 16:37:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-17 16:37:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-17 16:37:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-17 16:37:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-17 16:37:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-17 16:37:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-17 16:37:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-17 16:37:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-17 16:37:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-17 16:37:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-17 16:37:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-17 16:37:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-17 16:37:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-17 16:37:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-17 16:37:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-17 16:37:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-17 16:37:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-17 16:37:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-17 16:37:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-17 16:37:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-17 16:37:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-17 16:37:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-17 16:37:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-17 16:37:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-17 16:37:18,749 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-17 16:37:18,749 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-17 16:37:18,749 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-17 16:37:18,749 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-17 16:37:18,749 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-17 16:37:18,749 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-17 16:37:18,749 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-17 16:37:18,750 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-17 16:37:18,750 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-17 16:37:18,750 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-17 16:37:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 16:37:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 16:37:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 16:37:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_create [2019-09-17 16:37:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_destroy [2019-09-17 16:37:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 16:37:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 16:37:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_prepend [2019-09-17 16:37:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 16:37:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 16:37:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-17 16:37:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 16:37:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 16:37:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 16:37:19,256 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-17 16:37:19,941 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 16:37:19,942 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-17 16:37:19,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:37:19 BoogieIcfgContainer [2019-09-17 16:37:19,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 16:37:19,944 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 16:37:19,944 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 16:37:19,945 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 16:37:19,946 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:37:19" (1/1) ... [2019-09-17 16:37:19,947 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ 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=SizeLimitFluid [2019-09-17 16:37:19,991 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 16:37:19,992 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 16:37:20,014 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 16:37:20,027 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 16:37:20,028 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 16:37:20,284 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-17 16:37:20,580 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-17 16:37:21,332 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2019-09-17 16:37:21,487 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-17 16:37:22,381 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 82 [2019-09-17 16:37:22,744 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 73 [2019-09-17 16:37:22,978 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-09-17 16:37:23,313 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2019-09-17 16:37:23,434 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 16:37:23,580 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 16:37:23,836 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-17 16:37:24,693 WARN L191 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 125 [2019-09-17 16:37:25,116 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-17 16:37:25,566 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-17 16:37:25,994 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-17 16:37:26,354 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-17 16:37:26,712 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 16:37:27,071 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 16:37:27,411 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-17 16:37:27,733 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-17 16:37:28,119 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-17 16:37:29,625 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 16:37:30,972 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 16:37:31,832 WARN L191 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-17 16:37:32,556 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-17 16:37:33,584 WARN L191 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-17 16:37:34,219 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 106 [2019-09-17 16:37:34,701 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2019-09-17 16:37:35,151 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2019-09-17 16:37:35,354 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-17 16:37:35,574 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-17 16:37:36,009 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2019-09-17 16:37:36,500 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 113 [2019-09-17 16:37:36,727 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-17 16:37:37,203 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2019-09-17 16:37:38,701 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-09-17 16:37:39,394 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-17 16:37:40,060 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 16:37:40,725 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-17 16:37:41,357 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-17 16:37:42,008 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 16:37:42,715 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 16:37:43,315 WARN L191 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 16:37:43,918 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 16:37:44,488 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 16:37:45,114 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 16:37:46,058 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2019-09-17 16:37:46,085 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:37:46,365 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 16:37:46,952 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2019-09-17 16:37:47,531 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 16:37:47,702 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:38:11,318 WARN L191 SmtUtils]: Spent 23.62 s on a formula simplification. DAG size of input: 193 DAG size of output: 187 [2019-09-17 16:38:20,790 WARN L191 SmtUtils]: Spent 9.43 s on a formula simplification that was a NOOP. DAG size: 181 [2019-09-17 16:38:28,397 WARN L191 SmtUtils]: Spent 7.58 s on a formula simplification that was a NOOP. DAG size: 174 [2019-09-17 16:38:34,856 WARN L191 SmtUtils]: Spent 6.43 s on a formula simplification that was a NOOP. DAG size: 164 [2019-09-17 16:38:41,346 WARN L191 SmtUtils]: Spent 6.48 s on a formula simplification that was a NOOP. DAG size: 161 [2019-09-17 16:38:45,571 WARN L191 SmtUtils]: Spent 4.19 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-17 16:38:50,469 WARN L191 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 152 DAG size of output: 149 [2019-09-17 16:38:53,082 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 150 DAG size of output: 145 [2019-09-17 16:38:54,265 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2019-09-17 16:38:55,159 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 129 [2019-09-17 16:38:55,875 WARN L191 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2019-09-17 16:38:56,502 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 117 [2019-09-17 16:38:56,792 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 16:38:57,022 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 57 [2019-09-17 16:38:57,215 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-17 16:38:57,567 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-17 16:38:57,733 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 16:38:57,898 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 16:38:58,059 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-17 16:38:58,213 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-17 16:38:58,259 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:39:11,584 WARN L191 SmtUtils]: Spent 13.21 s on a formula simplification. DAG size of input: 147 DAG size of output: 144 [2019-09-17 16:39:16,986 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 16:39:21,862 WARN L191 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 16:39:24,642 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 119 [2019-09-17 16:39:27,555 WARN L191 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 120 DAG size of output: 117 [2019-09-17 16:39:28,741 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 116 DAG size of output: 111 [2019-09-17 16:39:29,351 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 99 [2019-09-17 16:39:29,835 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 91 [2019-09-17 16:39:30,117 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 63 [2019-09-17 16:39:30,259 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-17 16:39:30,626 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2019-09-17 16:39:30,985 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 16:39:31,189 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-17 16:39:31,364 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-17 16:39:31,518 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 16:39:31,624 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-17 16:39:31,727 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-17 16:39:32,036 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2019-09-17 16:40:09,615 WARN L191 SmtUtils]: Spent 37.28 s on a formula simplification that was a NOOP. DAG size: 196 [2019-09-17 16:40:43,405 WARN L191 SmtUtils]: Spent 32.06 s on a formula simplification that was a NOOP. DAG size: 192 [2019-09-17 16:41:17,454 WARN L191 SmtUtils]: Spent 31.05 s on a formula simplification. DAG size of input: 185 DAG size of output: 181 [2019-09-17 16:42:08,245 WARN L191 SmtUtils]: Spent 46.87 s on a formula simplification. DAG size of input: 195 DAG size of output: 185 [2019-09-17 16:42:44,054 WARN L191 SmtUtils]: Spent 35.71 s on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2019-09-17 16:42:58,538 WARN L191 SmtUtils]: Spent 14.35 s on a formula simplification that was a NOOP. DAG size: 184 [2019-09-17 16:43:14,018 WARN L191 SmtUtils]: Spent 14.47 s on a formula simplification that was a NOOP. DAG size: 180 [2019-09-17 16:43:15,465 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2019-09-17 16:43:16,256 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2019-09-17 16:43:35,165 WARN L191 SmtUtils]: Spent 18.90 s on a formula simplification. DAG size of input: 215 DAG size of output: 186 [2019-09-17 16:43:42,017 WARN L191 SmtUtils]: Spent 6.26 s on a formula simplification that was a NOOP. DAG size: 178 [2019-09-17 16:43:45,083 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-17 16:43:46,883 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 102 [2019-09-17 16:43:47,619 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 102 [2019-09-17 16:43:50,750 WARN L191 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 208 DAG size of output: 176 [2019-09-17 16:43:50,751 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-17 16:43:50,755 INFO L168 Benchmark]: Toolchain (without parser) took 392826.85 ms. Allocated memory was 137.4 MB in the beginning and 456.1 MB in the end (delta: 318.8 MB). Free memory was 82.3 MB in the beginning and 298.2 MB in the end (delta: -215.8 MB). Peak memory consumption was 401.7 MB. Max. memory is 7.1 GB. [2019-09-17 16:43:50,756 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 102.1 MB in the beginning and 101.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 16:43:50,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.39 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 82.1 MB in the beginning and 160.1 MB in the end (delta: -77.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-17 16:43:50,761 INFO L168 Benchmark]: Boogie Preprocessor took 74.75 ms. Allocated memory is still 198.2 MB. Free memory was 160.1 MB in the beginning and 156.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-17 16:43:50,761 INFO L168 Benchmark]: RCFGBuilder took 1286.82 ms. Allocated memory is still 198.2 MB. Free memory was 156.9 MB in the beginning and 88.0 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 7.1 GB. [2019-09-17 16:43:50,762 INFO L168 Benchmark]: Sifa took 390809.96 ms. Allocated memory was 198.2 MB in the beginning and 456.1 MB in the end (delta: 257.9 MB). Free memory was 88.0 MB in the beginning and 298.2 MB in the end (delta: -210.1 MB). Peak memory consumption was 346.5 MB. Max. memory is 7.1 GB. [2019-09-17 16:43:50,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 102.1 MB in the beginning and 101.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 651.39 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 82.1 MB in the beginning and 160.1 MB in the end (delta: -77.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.75 ms. Allocated memory is still 198.2 MB. Free memory was 160.1 MB in the beginning and 156.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1286.82 ms. Allocated memory is still 198.2 MB. Free memory was 156.9 MB in the beginning and 88.0 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 7.1 GB. * Sifa took 390809.96 ms. Allocated memory was 198.2 MB in the beginning and 456.1 MB in the end (delta: 257.9 MB). Free memory was 88.0 MB in the beginning and 298.2 MB in the end (delta: -210.1 MB). Peak memory consumption was 346.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...