java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-properties/list_flag-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 21:26:40,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 21:26:40,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 21:26:40,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 21:26:40,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 21:26:40,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 21:26:40,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 21:26:40,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 21:26:40,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 21:26:40,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 21:26:40,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 21:26:40,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 21:26:40,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 21:26:40,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 21:26:40,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 21:26:40,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 21:26:40,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 21:26:40,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 21:26:40,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 21:26:40,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 21:26:40,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 21:26:40,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 21:26:40,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 21:26:40,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 21:26:40,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 21:26:40,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 21:26:40,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 21:26:40,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 21:26:40,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 21:26:40,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 21:26:40,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 21:26:40,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 21:26:40,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 21:26:40,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 21:26:40,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 21:26:40,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 21:26:40,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 21:26:40,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 21:26:40,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 21:26:40,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 21:26:40,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 21:26:40,919 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 21:26:40,941 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 21:26:40,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 21:26:40,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 21:26:40,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 21:26:40,943 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 21:26:40,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 21:26:40,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 21:26:40,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 21:26:40,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 21:26:40,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 21:26:40,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 21:26:40,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 21:26:40,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 21:26:40,945 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 21:26:40,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 21:26:40,945 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 21:26:40,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 21:26:40,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 21:26:40,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 21:26:40,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 21:26:40,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 21:26:40,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 21:26:40,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 21:26:40,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 21:26:40,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 21:26:40,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 21:26:40,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 21:26:40,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 21:26:40,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer 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 21:26:40,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 21:26:41,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 21:26:41,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 21:26:41,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 21:26:41,008 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 21:26:41,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_flag-2.i [2019-09-18 21:26:41,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/605d103d2/a2fa48418647476e95c49b0dc71c7098/FLAGa88e17d35 [2019-09-18 21:26:41,680 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 21:26:41,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_flag-2.i [2019-09-18 21:26:41,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/605d103d2/a2fa48418647476e95c49b0dc71c7098/FLAGa88e17d35 [2019-09-18 21:26:41,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/605d103d2/a2fa48418647476e95c49b0dc71c7098 [2019-09-18 21:26:41,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 21:26:41,969 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 21:26:41,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 21:26:41,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 21:26:41,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 21:26:41,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:26:41" (1/1) ... [2019-09-18 21:26:41,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39b48d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:41, skipping insertion in model container [2019-09-18 21:26:41,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:26:41" (1/1) ... [2019-09-18 21:26:41,988 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 21:26:42,047 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 21:26:42,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:26:42,490 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 21:26:42,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:26:42,602 INFO L192 MainTranslator]: Completed translation [2019-09-18 21:26:42,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42 WrapperNode [2019-09-18 21:26:42,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 21:26:42,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 21:26:42,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 21:26:42,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 21:26:42,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42" (1/1) ... [2019-09-18 21:26:42,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42" (1/1) ... [2019-09-18 21:26:42,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42" (1/1) ... [2019-09-18 21:26:42,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42" (1/1) ... [2019-09-18 21:26:42,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42" (1/1) ... [2019-09-18 21:26:42,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42" (1/1) ... [2019-09-18 21:26:42,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42" (1/1) ... [2019-09-18 21:26:42,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 21:26:42,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 21:26:42,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 21:26:42,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 21:26:42,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:26:42" (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 21:26:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 21:26:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 21:26:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-18 21:26:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-18 21:26:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-09-18 21:26:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-09-18 21:26:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-09-18 21:26:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-18 21:26:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 21:26:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 21:26:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 21:26:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 21:26:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 21:26:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 21:26:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 21:26:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 21:26:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 21:26:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 21:26:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 21:26:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 21:26:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 21:26:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 21:26:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 21:26:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 21:26:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 21:26:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 21:26:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 21:26:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-18 21:26:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-18 21:26:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-09-18 21:26:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-09-18 21:26:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-09-18 21:26:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 21:26:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 21:26:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 21:26:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 21:26:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 21:26:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 21:26:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 21:26:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 21:26:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 21:26:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 21:26:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 21:26:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 21:26:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 21:26:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 21:26:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 21:26:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 21:26:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 21:26:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 21:26:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 21:26:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 21:26:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 21:26:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 21:26:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 21:26:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 21:26:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 21:26:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 21:26:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 21:26:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 21:26:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 21:26:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 21:26:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 21:26:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 21:26:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 21:26:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 21:26:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 21:26:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 21:26:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 21:26:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 21:26:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 21:26:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 21:26:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 21:26:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 21:26:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 21:26:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 21:26:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 21:26:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 21:26:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 21:26:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 21:26:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 21:26:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 21:26:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 21:26:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 21:26:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 21:26:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 21:26:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 21:26:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 21:26:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 21:26:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 21:26:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 21:26:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 21:26:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 21:26:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 21:26:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 21:26:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 21:26:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 21:26:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 21:26:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 21:26:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 21:26:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 21:26:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 21:26:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 21:26:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 21:26:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 21:26:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 21:26:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 21:26:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 21:26:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 21:26:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 21:26:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 21:26:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 21:26:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 21:26:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 21:26:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 21:26:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 21:26:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 21:26:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 21:26:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-18 21:26:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 21:26:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 21:26:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 21:26:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 21:26:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 21:26:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 21:26:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 21:26:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 21:26:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 21:26:43,112 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-18 21:26:43,329 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 21:26:43,329 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-18 21:26:43,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:26:43 BoogieIcfgContainer [2019-09-18 21:26:43,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 21:26:43,333 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 21:26:43,333 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 21:26:43,334 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 21:26:43,335 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:26:43" (1/1) ... [2019-09-18 21:26:43,336 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 21:26:43,368 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 21:26:43,369 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 21:26:43,378 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 21:26:43,389 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 21:26:43,391 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 21:26:43,555 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-18 21:26:43,603 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-18 21:26:43,982 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-18 21:26:44,127 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 21:26:45,458 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-18 21:26:45,985 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 21:26:46,422 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 21:26:46,802 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 21:26:47,737 WARN L191 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 21:26:48,408 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-18 21:26:48,677 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-18 21:26:49,204 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 158 [2019-09-18 21:26:49,446 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-18 21:27:12,033 WARN L191 SmtUtils]: Spent 22.49 s on a formula simplification. DAG size of input: 185 DAG size of output: 185 [2019-09-18 21:27:22,466 WARN L191 SmtUtils]: Spent 10.32 s on a formula simplification that was a NOOP. DAG size: 185 [2019-09-18 21:27:59,034 WARN L191 SmtUtils]: Spent 36.40 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-18 21:27:59,510 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:27:59,655 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:28:03,579 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification that was a NOOP. DAG size: 304 [2019-09-18 21:28:03,606 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-18 21:28:04,157 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 21:28:04,489 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 21:28:04,796 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 21:28:05,163 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 21:28:05,504 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 21:28:05,631 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 21:28:06,085 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-18 21:28:06,228 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 21:28:07,567 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-18 21:28:08,185 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 21:28:08,624 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 21:28:09,006 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 21:28:10,327 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 21:28:10,977 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-18 21:28:11,271 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-18 21:28:12,041 WARN L191 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 161 [2019-09-18 21:28:12,379 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 21:28:40,465 WARN L191 SmtUtils]: Spent 27.75 s on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-18 21:28:51,339 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-18 21:29:35,270 WARN L191 SmtUtils]: Spent 43.60 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-18 21:29:35,756 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:29:35,978 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:29:39,384 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification that was a NOOP. DAG size: 304 [2019-09-18 21:29:40,020 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 21:29:40,391 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 21:29:40,688 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 21:29:41,057 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 21:29:41,388 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 21:29:41,513 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 21:29:42,030 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-18 21:29:42,241 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 21:29:43,506 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-18 21:29:44,029 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 21:29:44,479 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 21:29:44,879 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 21:29:45,962 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 21:29:46,542 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-18 21:29:46,791 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-18 21:29:47,482 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 161 [2019-09-18 21:29:47,789 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 21:30:16,604 WARN L191 SmtUtils]: Spent 28.67 s on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-18 21:30:28,669 WARN L191 SmtUtils]: Spent 11.99 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-18 21:31:20,815 WARN L191 SmtUtils]: Spent 51.01 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-18 21:31:21,145 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:31:24,558 WARN L191 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 308 [2019-09-18 21:31:25,039 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 21:31:25,329 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 21:31:25,568 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 21:31:25,891 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 21:31:26,215 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 21:31:26,321 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 21:31:26,731 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-18 21:31:26,848 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 21:31:27,933 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-18 21:31:28,724 WARN L191 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 21:31:29,160 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 21:31:29,558 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 21:31:30,823 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 21:31:31,471 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-18 21:31:31,763 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-18 21:31:32,565 WARN L191 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 161 [2019-09-18 21:31:32,937 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 21:31:58,311 WARN L191 SmtUtils]: Spent 25.22 s on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-18 21:32:09,945 WARN L191 SmtUtils]: Spent 11.53 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-18 21:33:01,685 WARN L191 SmtUtils]: Spent 51.47 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-18 21:33:01,924 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:33:02,195 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:33:05,898 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification that was a NOOP. DAG size: 304 [2019-09-18 21:33:06,391 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 21:33:06,698 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 21:33:06,964 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 21:33:07,314 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 21:33:07,651 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 21:33:07,775 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 21:33:08,217 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2019-09-18 21:33:08,349 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 21:33:09,496 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2019-09-18 21:33:10,043 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 21:33:10,457 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 21:33:10,836 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 21:33:12,023 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 21:33:12,654 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-18 21:33:12,947 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-18 21:33:13,779 WARN L191 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 161 [2019-09-18 21:33:14,116 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 21:33:38,922 WARN L191 SmtUtils]: Spent 24.66 s on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-18 21:33:50,618 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-18 21:34:37,808 WARN L191 SmtUtils]: Spent 46.63 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-18 21:34:37,983 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:34:38,440 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-09-18 21:34:41,617 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification that was a NOOP. DAG size: 308 [2019-09-18 21:34:42,133 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 21:34:42,450 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 21:34:42,721 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 21:34:43,081 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 21:34:43,424 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 21:34:43,539 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 21:34:43,829 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:34:44,009 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:34:44,569 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 21:34:45,114 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-09-18 21:34:45,509 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-18 21:34:45,945 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-18 21:34:46,094 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:34:46,303 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2019-09-18 21:34:46,848 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2019-09-18 21:34:47,070 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 21:34:47,443 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 70 [2019-09-18 21:34:47,602 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 21:34:48,176 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 122 [2019-09-18 21:34:48,456 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-18 21:34:48,932 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 84 [2019-09-18 21:34:49,149 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 21:34:49,925 WARN L191 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-18 21:34:50,053 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:34:50,220 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:34:50,678 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 21:34:51,165 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-09-18 21:34:51,497 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-18 21:34:51,646 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2019-09-18 21:34:51,892 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 21:34:52,053 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 21:34:52,268 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 57 [2019-09-18 21:34:52,784 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2019-09-18 21:34:53,017 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 21:34:53,365 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 71 [2019-09-18 21:34:53,524 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 21:34:54,158 WARN L191 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 127 [2019-09-18 21:34:54,494 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-18 21:34:55,010 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 85 [2019-09-18 21:34:55,250 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 21:34:56,123 WARN L191 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 142 [2019-09-18 21:34:56,262 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:34:56,434 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:34:56,989 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 21:34:57,466 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-09-18 21:34:57,820 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-18 21:34:57,953 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2019-09-18 21:34:58,299 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-18 21:34:58,453 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:34:58,670 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2019-09-18 21:34:59,222 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2019-09-18 21:34:59,384 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:34:59,561 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:35:00,097 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 21:35:00,559 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-09-18 21:35:00,931 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-18 21:35:01,191 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-18 21:35:01,322 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 21:35:01,446 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:35:01,627 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-18 21:35:02,155 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 21:35:02,666 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 119 [2019-09-18 21:35:03,029 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-18 21:35:03,177 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:35:03,331 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:35:03,338 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 21:35:03,338 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 21:35:03,340 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 462#(not (= 3 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset))) [2019-09-18 21:35:03,350 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 21:35:03,351 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 21:35:03,352 INFO L168 Benchmark]: Toolchain (without parser) took 501383.42 ms. Allocated memory was 133.7 MB in the beginning and 166.7 MB in the end (delta: 33.0 MB). Free memory was 86.9 MB in the beginning and 69.2 MB in the end (delta: 17.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 7.1 GB. [2019-09-18 21:35:03,352 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 21:35:03,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.93 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 86.7 MB in the beginning and 164.0 MB in the end (delta: -77.3 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-18 21:35:03,353 INFO L168 Benchmark]: Boogie Preprocessor took 61.57 ms. Allocated memory is still 199.8 MB. Free memory was 164.0 MB in the beginning and 161.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-18 21:35:03,353 INFO L168 Benchmark]: RCFGBuilder took 658.35 ms. Allocated memory is still 199.8 MB. Free memory was 161.0 MB in the beginning and 113.3 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 7.1 GB. [2019-09-18 21:35:03,353 INFO L168 Benchmark]: Sifa took 500018.03 ms. Allocated memory was 199.8 MB in the beginning and 166.7 MB in the end (delta: -33.0 MB). Free memory was 113.3 MB in the beginning and 69.2 MB in the end (delta: 44.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-09-18 21:35:03,355 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 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 633.93 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 86.7 MB in the beginning and 164.0 MB in the end (delta: -77.3 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.57 ms. Allocated memory is still 199.8 MB. Free memory was 164.0 MB in the beginning and 161.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 658.35 ms. Allocated memory is still 199.8 MB. Free memory was 161.0 MB in the beginning and 113.3 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 7.1 GB. * Sifa took 500018.03 ms. Allocated memory was 199.8 MB in the beginning and 166.7 MB in the end (delta: -33.0 MB). Free memory was 113.3 MB in the beginning and 69.2 MB in the end (delta: 44.1 MB). Peak memory consumption was 11.1 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]: 499972, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 228, DAG_INTERPRETER_EARLY_EXITS: 6, TOOLS_POST_APPLICATIONS: 182, TOOLS_POST_TIME[ms]: 453413, TOOLS_POST_CALL_APPLICATIONS: 23, TOOLS_POST_CALL_TIME[ms]: 51, TOOLS_POST_RETURN_APPLICATIONS: 22, TOOLS_POST_RETURN_TIME[ms]: 83, TOOLS_QUANTIFIERELIM_APPLICATIONS: 222, TOOLS_QUANTIFIERELIM_TIME[ms]: 453465, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 52145, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 256, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 65, DOMAIN_JOIN_TIME[ms]: 17472, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 20, DOMAIN_WIDEN_TIME[ms]: 26869, DOMAIN_ISSUBSETEQ_APPLICATIONS: 65, DOMAIN_ISSUBSETEQ_TIME[ms]: 1737, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 177, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 489843, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 489842, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 28, CALL_SUMMARIZER_APPLICATIONS: 22, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 84, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 349, DAG_COMPRESSION_RETAINED_NODES: 156 - UnprovableResult [Line: 546]: 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 462#(not (= 3 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...