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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/dll-01-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:05:02,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:05:02,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:05:02,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:05:02,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:05:02,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:05:02,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:05:02,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:05:02,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:05:02,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:05:02,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:05:02,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:05:02,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:05:02,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:05:02,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:05:02,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:05:02,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:05:02,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:05:02,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:05:02,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:05:02,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:05:02,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:05:02,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:05:02,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:05:02,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:05:02,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:05:02,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:05:02,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:05:02,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:05:02,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:05:02,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:05:02,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:05:02,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:05:02,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:05:02,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:05:02,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:05:02,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:05:02,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:05:02,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:05:02,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:05:02,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:05:02,829 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 [2019-09-18 03:05:02,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:05:02,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:05:02,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:05:02,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:05:02,849 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:05:02,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:05:02,850 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:05:02,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:05:02,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:05:02,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:05:02,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:05:02,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:05:02,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:05:02,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:05:02,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:05:02,851 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:05:02,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:05:02,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:05:02,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:05:02,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:05:02,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:05:02,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:05:02,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:05:02,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:05:02,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:05:02,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:05:02,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:05:02,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:05:02,854 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 -> SequenceOfStatements 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 [2019-09-18 03:05:02,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:05:02,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:05:02,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:05:02,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:05:02,904 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:05:02,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-01-2.i [2019-09-18 03:05:02,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa4bb40e/354729ba141f42378000623a4b010f6c/FLAGbf579f2a8 [2019-09-18 03:05:03,516 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:05:03,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-01-2.i [2019-09-18 03:05:03,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa4bb40e/354729ba141f42378000623a4b010f6c/FLAGbf579f2a8 [2019-09-18 03:05:03,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa4bb40e/354729ba141f42378000623a4b010f6c [2019-09-18 03:05:03,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:05:03,844 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:05:03,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:05:03,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:05:03,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:05:03,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:05:03" (1/1) ... [2019-09-18 03:05:03,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c50235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:03, skipping insertion in model container [2019-09-18 03:05:03,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:05:03" (1/1) ... [2019-09-18 03:05:03,860 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:05:03,935 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:05:04,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:05:04,404 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:05:04,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:05:04,537 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:05:04,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04 WrapperNode [2019-09-18 03:05:04,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:05:04,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:05:04,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:05:04,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:05:04,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04" (1/1) ... [2019-09-18 03:05:04,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04" (1/1) ... [2019-09-18 03:05:04,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04" (1/1) ... [2019-09-18 03:05:04,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04" (1/1) ... [2019-09-18 03:05:04,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04" (1/1) ... [2019-09-18 03:05:04,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04" (1/1) ... [2019-09-18 03:05:04,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04" (1/1) ... [2019-09-18 03:05:04,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:05:04,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:05:04,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:05:04,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:05:04,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:04" (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 [2019-09-18 03:05:04,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:05:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:05:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:05:04,720 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 03:05:04,720 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 03:05:04,720 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 03:05:04,721 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 03:05:04,721 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 03:05:04,722 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 03:05:04,722 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 03:05:04,722 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 03:05:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 03:05:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 03:05:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 03:05:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 03:05:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 03:05:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 03:05:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 03:05:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 03:05:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 03:05:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 03:05:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 03:05:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 03:05:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 03:05:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 03:05:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 03:05:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 03:05:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 03:05:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 03:05:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 03:05:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 03:05:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 03:05:04,728 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 03:05:04,728 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 03:05:04,728 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 03:05:04,728 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 03:05:04,728 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 03:05:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 03:05:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 03:05:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 03:05:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 03:05:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 03:05:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 03:05:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 03:05:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 03:05:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 03:05:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 03:05:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 03:05:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 03:05:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 03:05:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 03:05:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 03:05:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 03:05:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:05:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 03:05:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 03:05:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:05:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-18 03:05:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 03:05:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 03:05:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 03:05:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 03:05:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 03:05:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 03:05:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 03:05:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 03:05:04,734 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 03:05:04,734 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 03:05:04,735 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 03:05:04,735 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 03:05:04,735 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 03:05:04,735 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 03:05:04,735 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 03:05:04,736 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 03:05:04,736 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 03:05:04,736 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 03:05:04,737 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 03:05:04,737 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 03:05:04,737 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 03:05:04,737 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 03:05:04,738 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 03:05:04,738 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 03:05:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 03:05:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 03:05:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 03:05:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 03:05:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 03:05:04,740 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 03:05:04,740 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 03:05:04,740 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 03:05:04,741 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 03:05:04,741 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 03:05:04,741 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 03:05:04,741 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 03:05:04,741 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 03:05:04,741 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 03:05:04,741 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 03:05:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 03:05:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 03:05:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 03:05:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 03:05:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 03:05:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 03:05:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 03:05:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 03:05:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 03:05:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:05:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:05:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:05:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:05:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:05:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:05:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:05:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:05:04,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:05:05,447 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:05:05,447 INFO L283 CfgBuilder]: Removed 30 assume(true) statements. [2019-09-18 03:05:05,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:05:05 BoogieIcfgContainer [2019-09-18 03:05:05,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:05:05,449 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:05:05,450 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:05:05,450 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:05:05,451 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:05:05" (1/1) ... [2019-09-18 03:05:05,452 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-18 03:05:05,474 INFO L162 IcfgInterpreter]: Started Sifa with 13 locations of interest [2019-09-18 03:05:05,474 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:05:05,483 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:05:05,492 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:05:05,494 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:05:05,633 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-18 03:05:06,723 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 03:05:08,338 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2019-09-18 03:05:09,067 WARN L191 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 03:05:10,789 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 121 DAG size of output: 107 [2019-09-18 03:05:11,572 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-18 03:05:12,796 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2019-09-18 03:05:13,363 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 03:05:15,917 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 121 DAG size of output: 107 [2019-09-18 03:05:16,684 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-18 03:05:25,330 WARN L191 SmtUtils]: Spent 8.55 s on a formula simplification. DAG size of input: 159 DAG size of output: 151 [2019-09-18 03:05:29,505 WARN L191 SmtUtils]: Spent 4.17 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:05:37,216 WARN L191 SmtUtils]: Spent 7.69 s on a formula simplification. DAG size of input: 159 DAG size of output: 151 [2019-09-18 03:05:40,749 WARN L191 SmtUtils]: Spent 3.53 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:05:44,772 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:05:48,601 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:06:43,531 WARN L191 SmtUtils]: Spent 54.87 s on a formula simplification that was a NOOP. DAG size: 225 [2019-09-18 03:07:45,250 WARN L191 SmtUtils]: Spent 1.03 m on a formula simplification that was a NOOP. DAG size: 225 [2019-09-18 03:11:16,853 WARN L191 SmtUtils]: Spent 3.52 m on a formula simplification. DAG size of input: 258 DAG size of output: 243 [2019-09-18 03:12:27,899 WARN L191 SmtUtils]: Spent 1.18 m on a formula simplification that was a NOOP. DAG size: 243 [2019-09-18 03:15:59,374 WARN L191 SmtUtils]: Spent 3.52 m on a formula simplification. DAG size of input: 258 DAG size of output: 243 [2019-09-18 03:17:04,617 WARN L191 SmtUtils]: Spent 1.09 m on a formula simplification that was a NOOP. DAG size: 243 [2019-09-18 03:18:41,660 WARN L191 SmtUtils]: Spent 1.62 m on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2019-09-18 03:19:38,968 WARN L191 SmtUtils]: Spent 57.31 s on a formula simplification that was a NOOP. DAG size: 225