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/sll-circular-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:28:25,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:28:25,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:28:25,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:28:25,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:28:25,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:28:25,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:28:25,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:28:25,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:28:25,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:28:25,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:28:25,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:28:25,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:28:25,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:28:25,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:28:25,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:28:25,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:28:25,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:28:25,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:28:25,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:28:25,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:28:25,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:28:25,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:28:25,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:28:25,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:28:25,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:28:25,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:28:25,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:28:25,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:28:25,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:28:25,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:28:25,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:28:25,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:28:25,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:28:25,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:28:25,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:28:25,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:28:25,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:28:25,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:28:25,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:28:25,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:28:25,516 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 [2019-09-20 18:28:25,530 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:28:25,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:28:25,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:28:25,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:28:25,532 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:28:25,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:28:25,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:28:25,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:28:25,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:28:25,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:28:25,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:28:25,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:28:25,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:28:25,534 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:28:25,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:28:25,534 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:28:25,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:28:25,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:28:25,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:28:25,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:28:25,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:28:25,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:28:25,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:28:25,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:28:25,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:28:25,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:28:25,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:28:25,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:28:25,537 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 [2019-09-20 18:28:25,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:28:25,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:28:25,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:28:25,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:28:25,584 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:28:25,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-circular-1.i [2019-09-20 18:28:25,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69589413/e3a544aab2434945aae1815d4d5eb032/FLAG4bece638d [2019-09-20 18:28:26,153 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:28:26,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-circular-1.i [2019-09-20 18:28:26,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69589413/e3a544aab2434945aae1815d4d5eb032/FLAG4bece638d [2019-09-20 18:28:26,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69589413/e3a544aab2434945aae1815d4d5eb032 [2019-09-20 18:28:26,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:28:26,481 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:28:26,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:28:26,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:28:26,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:28:26,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:28:26" (1/1) ... [2019-09-20 18:28:26,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e114587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:26, skipping insertion in model container [2019-09-20 18:28:26,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:28:26" (1/1) ... [2019-09-20 18:28:26,496 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:28:26,545 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:28:27,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:28:27,009 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:28:27,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:28:27,108 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:28:27,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27 WrapperNode [2019-09-20 18:28:27,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:28:27,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:28:27,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:28:27,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:28:27,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27" (1/1) ... [2019-09-20 18:28:27,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27" (1/1) ... [2019-09-20 18:28:27,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27" (1/1) ... [2019-09-20 18:28:27,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27" (1/1) ... [2019-09-20 18:28:27,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27" (1/1) ... [2019-09-20 18:28:27,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27" (1/1) ... [2019-09-20 18:28:27,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27" (1/1) ... [2019-09-20 18:28:27,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:28:27,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:28:27,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:28:27,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:28:27,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:28:27" (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 [2019-09-20 18:28:27,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:28:27,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:28:27,240 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:28:27,240 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 18:28:27,240 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 18:28:27,240 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 18:28:27,241 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 18:28:27,241 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 18:28:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 18:28:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 18:28:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 18:28:27,243 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 18:28:27,243 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 18:28:27,243 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 18:28:27,243 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 18:28:27,243 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 18:28:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 18:28:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 18:28:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 18:28:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 18:28:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 18:28:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 18:28:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 18:28:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 18:28:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 18:28:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 18:28:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 18:28:27,247 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 18:28:27,247 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 18:28:27,247 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 18:28:27,247 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 18:28:27,247 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 18:28:27,248 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 18:28:27,248 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 18:28:27,248 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 18:28:27,248 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 18:28:27,248 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 18:28:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 18:28:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 18:28:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 18:28:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 18:28:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 18:28:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 18:28:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 18:28:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 18:28:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 18:28:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 18:28:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 18:28:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 18:28:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 18:28:27,251 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 18:28:27,251 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 18:28:27,251 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 18:28:27,251 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 18:28:27,251 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 18:28:27,251 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 18:28:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 18:28:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 18:28:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 18:28:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 18:28:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 18:28:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 18:28:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 18:28:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 18:28:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 18:28:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 18:28:27,254 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 18:28:27,254 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 18:28:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 18:28:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 18:28:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 18:28:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 18:28:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 18:28:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 18:28:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 18:28:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 18:28:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 18:28:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 18:28:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 18:28:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 18:28:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 18:28:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 18:28:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 18:28:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 18:28:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 18:28:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 18:28:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 18:28:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 18:28:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 18:28:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 18:28:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 18:28:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 18:28:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 18:28:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 18:28:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 18:28:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 18:28:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 18:28:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 18:28:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 18:28:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 18:28:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 18:28:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 18:28:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 18:28:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 18:28:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 18:28:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 18:28:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:28:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:28:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:28:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 18:28:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 18:28:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:28:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 18:28:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:28:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:28:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:28:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:28:27,785 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:28:27,786 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-09-20 18:28:27,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:28:27 BoogieIcfgContainer [2019-09-20 18:28:27,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:28:27,788 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:28:27,788 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:28:27,789 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:28:27,790 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:28:27" (1/1) ... [2019-09-20 18:28:27,790 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 [2019-09-20 18:28:27,812 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-09-20 18:28:27,813 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:28:27,820 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:28:27,828 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:28:27,830 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:28:27,966 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 18:28:28,511 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 18:28:28,857 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 18:28:29,122 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 18:28:30,833 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 18:28:37,391 WARN L191 SmtUtils]: Spent 6.21 s on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 18:28:44,265 WARN L191 SmtUtils]: Spent 6.84 s on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 18:28:52,300 WARN L191 SmtUtils]: Spent 7.99 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-20 18:28:52,830 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 18:28:53,037 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 18:28:53,238 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 18:28:53,450 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 18:28:57,512 WARN L191 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 200 [2019-09-20 18:29:00,597 WARN L191 SmtUtils]: Spent 3.08 s on a formula simplification that was a NOOP. DAG size: 200 [2019-09-20 18:29:00,978 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 18:29:01,242 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 18:29:01,771 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-20 18:29:02,232 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-20 18:29:02,417 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 18:29:02,640 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 18:29:03,132 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 18:29:03,389 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 18:29:03,868 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-20 18:29:04,307 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-20 18:29:04,473 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 18:29:04,663 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 18:29:04,929 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2019-09-20 18:29:05,507 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2019-09-20 18:29:05,699 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:29:06,091 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2019-09-20 18:29:06,308 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:29:06,573 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2019-09-20 18:29:06,699 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 18:29:07,141 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2019-09-20 18:29:07,360 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:29:07,779 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2019-09-20 18:29:07,977 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:29:08,235 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2019-09-20 18:29:08,362 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 18:29:08,488 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 18:29:08,620 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 18:29:09,101 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 109 [2019-09-20 18:29:09,363 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 18:29:09,828 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 109 [2019-09-20 18:29:10,063 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 18:29:10,415 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2019-09-20 18:29:10,605 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:11,130 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 109 [2019-09-20 18:29:11,368 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 18:29:11,851 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 109 [2019-09-20 18:29:12,088 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 18:29:12,425 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2019-09-20 18:29:12,604 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:12,772 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:12,942 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:13,110 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:13,286 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:13,455 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:13,617 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:13,894 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 94