java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/forester-heap/dll-queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:05:07,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:05:07,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:05:07,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:05:07,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:05:07,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:05:07,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:05:07,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:05:07,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:05:07,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:05:07,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:05:07,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:05:07,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:05:07,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:05:07,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:05:07,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:05:07,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:05:07,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:05:07,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:05:07,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:05:07,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:05:07,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:05:07,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:05:07,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:05:07,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:05:07,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:05:07,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:05:07,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:05:07,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:05:07,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:05:07,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:05:07,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:05:07,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:05:07,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:05:07,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:05:07,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:05:07,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:05:07,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:05:07,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:05:07,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:05:07,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:05:07,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 03:05:07,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:05:07,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:05:07,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:05:07,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:05:07,161 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:05:07,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:05:07,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:05:07,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:05:07,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:05:07,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:05:07,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:05:07,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:05:07,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:05:07,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:05:07,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:05:07,163 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:05:07,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:05:07,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:05:07,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:05:07,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:05:07,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:05:07,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:05:07,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:05:07,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:05:07,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:05:07,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:05:07,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:05:07,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:05:07,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 03:05:07,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:05:07,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:05:07,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:05:07,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:05:07,218 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:05:07,219 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-queue-2.i [2019-09-18 03:05:07,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb313d58/b350abf5cd4a445e985c3da137a793b1/FLAG52b8af44c [2019-09-18 03:05:07,788 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:05:07,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-queue-2.i [2019-09-18 03:05:07,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb313d58/b350abf5cd4a445e985c3da137a793b1/FLAG52b8af44c [2019-09-18 03:05:08,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb313d58/b350abf5cd4a445e985c3da137a793b1 [2019-09-18 03:05:08,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:05:08,155 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:05:08,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:05:08,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:05:08,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:05:08,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63939978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08, skipping insertion in model container [2019-09-18 03:05:08,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,170 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:05:08,215 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:05:08,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:05:08,690 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:05:08,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:05:08,808 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:05:08,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08 WrapperNode [2019-09-18 03:05:08,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:05:08,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:05:08,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:05:08,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:05:08,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08" (1/1) ... [2019-09-18 03:05:08,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:05:08,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:05:08,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:05:08,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:05:08,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:05:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:05:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:05:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:05:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:05:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 03:05:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 03:05:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 03:05:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 03:05:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 03:05:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 03:05:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 03:05:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 03:05:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 03:05:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 03:05:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 03:05:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 03:05:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 03:05:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 03:05:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 03:05:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 03:05:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 03:05:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 03:05:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 03:05:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 03:05:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 03:05:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 03:05:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 03:05:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 03:05:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 03:05:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 03:05:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 03:05:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 03:05:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 03:05:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 03:05:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 03:05:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 03:05:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 03:05:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 03:05:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 03:05:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 03:05:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 03:05:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 03:05:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 03:05:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 03:05:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 03:05:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 03:05:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 03:05:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 03:05:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 03:05:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 03:05:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 03:05:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 03:05:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 03:05:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 03:05:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:05:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 03:05:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 03:05:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:05:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-18 03:05:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 03:05:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 03:05:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 03:05:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 03:05:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 03:05:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 03:05:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 03:05:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 03:05:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 03:05:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 03:05:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 03:05:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 03:05:08,964 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 03:05:08,964 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 03:05:08,964 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 03:05:08,965 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 03:05:08,965 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 03:05:08,966 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 03:05:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 03:05:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 03:05:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 03:05:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 03:05:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 03:05:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 03:05:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 03:05:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 03:05:08,970 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 03:05:08,970 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 03:05:08,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 03:05:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 03:05:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 03:05:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 03:05:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 03:05:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 03:05:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 03:05:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 03:05:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 03:05:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 03:05:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 03:05:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 03:05:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 03:05:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 03:05:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 03:05:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 03:05:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 03:05:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 03:05:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 03:05:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 03:05:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:05:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:05:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:05:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:05:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:05:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:05:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:05:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:05:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:05:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:05:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:05:09,608 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:05:09,611 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-18 03:05:09,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:05:09 BoogieIcfgContainer [2019-09-18 03:05:09,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:05:09,614 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:05:09,614 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:05:09,614 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:05:09,616 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:05:09" (1/1) ... [2019-09-18 03:05:09,616 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 03:05:09,656 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-18 03:05:09,656 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:05:09,671 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:05:09,685 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:05:09,687 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:05:09,848 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-18 03:05:10,658 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 03:05:10,770 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 03:05:11,576 WARN L191 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:05:12,177 WARN L191 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 03:05:12,750 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:05:13,520 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 03:05:14,641 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 03:05:15,314 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:05:15,954 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 03:05:16,558 WARN L191 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:05:17,398 WARN L191 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 03:05:18,760 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 03:05:21,673 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:05:24,739 WARN L191 SmtUtils]: Spent 3.05 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:27,747 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:05:30,573 WARN L191 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:05:33,505 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:05:36,224 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:39,760 WARN L191 SmtUtils]: Spent 3.49 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:05:42,782 WARN L191 SmtUtils]: Spent 3.00 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:05:47,246 WARN L191 SmtUtils]: Spent 4.36 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:52,568 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:05:55,676 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:05:58,685 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:06:00,776 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:06:03,544 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:06:06,336 WARN L191 SmtUtils]: Spent 2.75 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:06:08,892 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:06:11,767 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:06:14,951 WARN L191 SmtUtils]: Spent 3.16 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:06:17,991 WARN L191 SmtUtils]: Spent 2.72 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:06:20,542 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:06:22,755 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:06:25,484 WARN L191 SmtUtils]: Spent 2.71 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:06:27,585 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-18 03:06:31,371 WARN L191 SmtUtils]: Spent 3.77 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 03:06:34,943 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-18 03:06:37,903 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 03:06:38,306 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 160 [2019-09-18 03:06:38,521 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 160 [2019-09-18 03:06:39,555 WARN L191 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-18 03:06:39,832 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:06:41,560 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-18 03:06:41,913 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:06:43,476 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2019-09-18 03:06:44,167 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:06:44,489 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:06:44,917 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-18 03:08:11,112 WARN L191 SmtUtils]: Spent 1.43 m on a formula simplification that was a NOOP. DAG size: 303 [2019-09-18 03:10:09,155 WARN L191 SmtUtils]: Spent 1.97 m on a formula simplification that was a NOOP. DAG size: 299 [2019-09-18 03:12:10,031 WARN L191 SmtUtils]: Spent 2.01 m on a formula simplification that was a NOOP. DAG size: 292 [2019-09-18 03:14:30,269 WARN L191 SmtUtils]: Spent 2.33 m on a formula simplification that was a NOOP. DAG size: 285 [2019-09-18 03:16:08,512 WARN L191 SmtUtils]: Spent 1.63 m on a formula simplification that was a NOOP. DAG size: 303 [2019-09-18 03:17:51,248 WARN L191 SmtUtils]: Spent 1.71 m on a formula simplification that was a NOOP. DAG size: 299 [2019-09-18 03:19:37,172 WARN L191 SmtUtils]: Spent 1.76 m on a formula simplification that was a NOOP. DAG size: 292