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/list-simple/sll2c_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:12:09,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:12:09,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:12:09,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:12:09,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:12:09,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:12:09,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:12:09,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:12:09,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:12:09,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:12:09,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:12:09,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:12:09,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:12:09,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:12:09,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:12:09,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:12:09,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:12:09,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:12:09,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:12:09,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:12:09,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:12:09,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:12:09,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:12:09,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:12:09,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:12:09,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:12:09,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:12:09,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:12:09,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:12:09,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:12:09,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:12:09,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:12:09,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:12:09,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:12:09,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:12:09,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:12:09,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:12:09,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:12:09,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:12:09,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:12:09,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:12:09,878 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 03:12:09,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:12:09,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:12:09,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:12:09,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:12:09,894 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:12:09,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:12:09,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:12:09,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:12:09,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:12:09,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:12:09,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:12:09,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:12:09,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:12:09,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:12:09,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:12:09,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:12:09,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:12:09,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:12:09,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:12:09,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:12:09,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:12:09,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:12:09,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:12:09,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:12:09,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:12:09,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:12:09,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:12:09,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:12:09,900 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 03:12:09,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:12:09,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:12:09,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:12:09,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:12:09,950 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:12:09,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-09-18 03:12:10,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c680ef101/379bfc3d365643c584d25ff74b2d2c11/FLAG12a508501 [2019-09-18 03:12:10,543 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:12:10,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-09-18 03:12:10,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c680ef101/379bfc3d365643c584d25ff74b2d2c11/FLAG12a508501 [2019-09-18 03:12:10,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c680ef101/379bfc3d365643c584d25ff74b2d2c11 [2019-09-18 03:12:10,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:12:10,831 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:12:10,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:12:10,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:12:10,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:12:10,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:12:10" (1/1) ... [2019-09-18 03:12:10,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70baf9b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:10, skipping insertion in model container [2019-09-18 03:12:10,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:12:10" (1/1) ... [2019-09-18 03:12:10,846 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:12:10,902 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:12:11,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:12:11,401 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:12:11,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:12:11,540 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:12:11,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11 WrapperNode [2019-09-18 03:12:11,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:12:11,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:12:11,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:12:11,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:12:11,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11" (1/1) ... [2019-09-18 03:12:11,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11" (1/1) ... [2019-09-18 03:12:11,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11" (1/1) ... [2019-09-18 03:12:11,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11" (1/1) ... [2019-09-18 03:12:11,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11" (1/1) ... [2019-09-18 03:12:11,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11" (1/1) ... [2019-09-18 03:12:11,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11" (1/1) ... [2019-09-18 03:12:11,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:12:11,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:12:11,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:12:11,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:12:11,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:12:11" (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 03:12:11,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:12:11,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:12:11,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-18 03:12:11,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-18 03:12:11,679 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-18 03:12:11,679 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-18 03:12:11,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-18 03:12:11,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-18 03:12:11,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_get_data_at [2019-09-18 03:12:11,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_update_at [2019-09-18 03:12:11,680 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:12:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:12:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-18 03:12:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-18 03:12:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 03:12:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 03:12:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 03:12:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 03:12:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 03:12:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 03:12:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 03:12:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 03:12:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 03:12:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 03:12:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 03:12:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 03:12:11,682 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 03:12:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 03:12:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 03:12:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 03:12:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 03:12:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 03:12:11,683 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 03:12:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 03:12:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 03:12:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 03:12:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 03:12:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 03:12:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 03:12:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 03:12:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 03:12:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 03:12:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 03:12:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 03:12:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 03:12:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 03:12:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 03:12:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 03:12:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 03:12:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 03:12:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 03:12:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 03:12:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 03:12:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 03:12:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 03:12:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 03:12:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 03:12:11,687 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 03:12:11,688 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 03:12:11,688 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 03:12:11,688 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 03:12:11,688 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 03:12:11,688 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 03:12:11,689 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 03:12:11,689 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:12:11,689 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 03:12:11,689 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 03:12:11,689 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:12:11,689 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-18 03:12:11,689 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 03:12:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 03:12:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 03:12:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 03:12:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 03:12:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 03:12:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 03:12:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 03:12:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 03:12:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 03:12:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 03:12:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 03:12:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 03:12:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 03:12:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 03:12:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 03:12:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 03:12:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 03:12:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 03:12:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 03:12:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 03:12:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 03:12:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 03:12:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 03:12:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 03:12:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 03:12:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 03:12:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 03:12:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 03:12:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 03:12:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 03:12:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 03:12:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 03:12:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 03:12:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 03:12:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 03:12:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 03:12:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 03:12:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 03:12:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 03:12:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 03:12:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 03:12:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 03:12:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 03:12:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 03:12:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 03:12:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 03:12:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 03:12:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-18 03:12:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-18 03:12:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:12:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:12:11,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:12:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-18 03:12:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-18 03:12:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:12:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:12:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_get_data_at [2019-09-18 03:12:11,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:12:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_update_at [2019-09-18 03:12:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:12:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:12:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:12:12,046 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-18 03:12:12,266 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:12:12,267 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-18 03:12:12,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:12:12 BoogieIcfgContainer [2019-09-18 03:12:12,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:12:12,269 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:12:12,270 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:12:12,270 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:12:12,272 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:12:12" (1/1) ... [2019-09-18 03:12:12,272 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 03:12:12,308 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:12:12,308 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:12:12,330 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:12:12,338 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:12:12,339 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:12:12,494 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-18 03:12:12,623 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-18 03:12:14,190 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 03:12:14,395 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 03:12:14,554 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 03:12:14,704 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 03:12:14,852 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 03:12:15,033 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 03:12:15,181 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 03:12:15,331 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 03:12:15,486 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 03:12:15,612 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 03:12:15,844 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 03:12:16,020 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 03:12:16,179 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 03:12:16,327 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 03:12:16,474 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 03:12:16,617 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-18 03:12:16,867 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 03:12:16,989 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 03:12:17,296 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2019-09-18 03:12:17,439 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 03:12:17,725 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-18 03:12:18,011 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-18 03:12:18,312 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 03:12:18,608 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:12:18,836 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 03:12:19,063 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-18 03:12:19,336 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 03:12:19,555 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 03:12:19,770 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 03:12:19,987 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 03:12:20,222 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 03:12:20,441 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 03:12:20,645 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 03:12:20,841 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-18 03:12:21,028 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-18 03:12:21,498 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 03:12:21,940 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 03:12:22,288 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-18 03:12:22,602 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 03:12:22,857 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-18 03:12:23,098 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 03:12:23,317 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 03:12:23,501 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 03:12:23,675 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-18 03:12:24,019 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2019-09-18 03:12:24,177 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 03:12:24,589 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 84 [2019-09-18 03:12:24,786 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 03:12:25,161 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 03:12:25,500 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 03:12:25,833 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 03:12:26,142 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 03:12:26,463 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-18 03:12:26,787 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 03:12:27,121 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-18 03:12:27,479 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 03:12:27,786 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:12:28,071 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 03:12:28,361 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 03:12:28,640 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 03:12:28,937 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 03:12:29,220 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 03:12:29,510 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 03:12:29,771 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 03:12:30,041 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 03:12:30,302 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 03:12:30,541 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 03:12:30,777 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 03:12:31,900 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 03:12:32,883 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-18 03:12:33,585 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 03:12:34,187 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 03:12:34,675 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-18 03:12:35,097 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 03:12:35,451 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 03:12:35,765 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 03:12:36,069 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-18 03:12:36,341 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 03:12:36,593 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 03:12:36,816 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 03:12:37,218 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2019-09-18 03:12:37,415 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-18 03:12:37,935 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2019-09-18 03:12:38,194 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 03:12:38,640 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 03:12:39,078 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 03:12:39,498 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-09-18 03:12:39,917 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 03:12:40,353 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-18 03:12:40,781 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-18 03:12:41,226 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:12:41,626 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 03:12:42,049 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 03:12:42,434 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 03:12:42,793 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 03:12:43,160 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-18 03:12:43,532 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-18 03:12:43,892 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 03:12:44,241 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:12:44,601 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 03:12:44,947 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 03:12:45,297 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 03:12:45,624 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 03:12:45,945 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-18 03:12:46,254 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 03:12:46,573 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 03:12:46,895 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 03:12:47,214 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 03:12:47,514 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 03:12:49,962 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-18 03:12:52,016 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 171 [2019-09-18 03:12:53,473 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 03:12:54,668 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:12:55,580 WARN L191 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-09-18 03:12:56,496 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 03:12:57,137 WARN L191 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-18 03:12:57,705 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-18 03:12:58,192 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-18 03:12:58,599 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-18 03:12:58,967 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 03:12:59,298 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 03:12:59,604 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 03:12:59,900 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:13:00,184 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 03:13:00,688 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2019-09-18 03:13:00,940 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 03:13:01,563 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2019-09-18 03:13:02,257 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 03:13:03,143 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-18 03:13:03,226 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:13:03,438 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2019-09-18 03:13:03,831 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:13:04,045 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-18 03:13:04,503 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-18 03:13:04,869 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2019-09-18 03:13:05,679 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-18 03:13:05,996 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2019-09-18 03:13:09,707 WARN L191 SmtUtils]: Spent 2.93 s on a formula simplification that was a NOOP. DAG size: 165 [2019-09-18 03:13:09,733 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 03:13:09,733 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 03:13:09,735 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 247#true [2019-09-18 03:13:09,748 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 03:13:09,749 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 03:13:09,752 INFO L168 Benchmark]: Toolchain (without parser) took 58919.38 ms. Allocated memory was 129.5 MB in the beginning and 590.3 MB in the end (delta: 460.8 MB). Free memory was 83.6 MB in the beginning and 364.0 MB in the end (delta: -280.3 MB). Peak memory consumption was 180.5 MB. Max. memory is 7.1 GB. [2019-09-18 03:13:09,753 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 03:13:09,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.32 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 83.4 MB in the beginning and 157.9 MB in the end (delta: -74.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-18 03:13:09,754 INFO L168 Benchmark]: Boogie Preprocessor took 69.14 ms. Allocated memory is still 197.7 MB. Free memory was 157.9 MB in the beginning and 155.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-18 03:13:09,755 INFO L168 Benchmark]: RCFGBuilder took 658.11 ms. Allocated memory is still 197.7 MB. Free memory was 155.3 MB in the beginning and 106.9 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. [2019-09-18 03:13:09,755 INFO L168 Benchmark]: Sifa took 57479.39 ms. Allocated memory was 197.7 MB in the beginning and 590.3 MB in the end (delta: 392.7 MB). Free memory was 106.9 MB in the beginning and 364.0 MB in the end (delta: -257.0 MB). Peak memory consumption was 135.7 MB. Max. memory is 7.1 GB. [2019-09-18 03:13:09,759 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 709.32 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 83.4 MB in the beginning and 157.9 MB in the end (delta: -74.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.14 ms. Allocated memory is still 197.7 MB. Free memory was 157.9 MB in the beginning and 155.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 658.11 ms. Allocated memory is still 197.7 MB. Free memory was 155.3 MB in the beginning and 106.9 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. * Sifa took 57479.39 ms. Allocated memory was 197.7 MB in the beginning and 590.3 MB in the end (delta: 392.7 MB). Free memory was 106.9 MB in the beginning and 364.0 MB in the end (delta: -257.0 MB). Peak memory consumption was 135.7 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]: 57427, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 107, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 81, TOOLS_POST_TIME[ms]: 23719, TOOLS_POST_CALL_APPLICATIONS: 21, TOOLS_POST_CALL_TIME[ms]: 128, TOOLS_POST_RETURN_APPLICATIONS: 20, TOOLS_POST_RETURN_TIME[ms]: 21996, TOOLS_QUANTIFIERELIM_APPLICATIONS: 122, TOOLS_QUANTIFIERELIM_TIME[ms]: 45783, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12670, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 130, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 36, DOMAIN_JOIN_TIME[ms]: 3923, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 18, DOMAIN_WIDEN_TIME[ms]: 6775, DOMAIN_ISSUBSETEQ_APPLICATIONS: 23, DOMAIN_ISSUBSETEQ_TIME[ms]: 760, DOMAIN_ISBOTTOM_APPLICATIONS: 6, DOMAIN_ISBOTTOM_TIME[ms]: 8, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 55675, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 55674, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 23, CALL_SUMMARIZER_APPLICATIONS: 20, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 51569, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 51568, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 162, DAG_COMPRESSION_RETAINED_NODES: 94 - UnprovableResult [Line: 626]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 247#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...