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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2c_prepend_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:28:26,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:28:26,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:28:26,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:28:26,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:28:26,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:28:26,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:28:26,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:28:26,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:28:26,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:28:26,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:28:26,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:28:26,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:28:26,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:28:26,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:28:26,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:28:26,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:28:26,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:28:26,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:28:26,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:28:26,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:28:26,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:28:26,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:28:26,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:28:26,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:28:26,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:28:26,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:28:26,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:28:26,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:28:26,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:28:26,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:28:26,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:28:26,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:28:26,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:28:26,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:28:26,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:28:26,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:28:26,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:28:26,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:28:26,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:28:26,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:28:26,417 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 19:28:26,444 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:28:26,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:28:26,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:28:26,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:28:26,450 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:28:26,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:28:26,450 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:28:26,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:28:26,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:28:26,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:28:26,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:28:26,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:28:26,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:28:26,451 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:28:26,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:28:26,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:28:26,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:28:26,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:28:26,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:28:26,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:28:26,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:28:26,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:28:26,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:28:26,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:28:26,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:28:26,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:28:26,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:28:26,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:28:26,454 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 -> SingleStatement 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 19:28:26,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:28:26,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:28:26,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:28:26,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:28:26,518 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:28:26,519 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2c_prepend_equal.i [2019-09-20 19:28:26,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a7890718/a4ef709d28f94d76addc7cf4b437e091/FLAGe421c1544 [2019-09-20 19:28:27,156 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:28:27,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2c_prepend_equal.i [2019-09-20 19:28:27,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a7890718/a4ef709d28f94d76addc7cf4b437e091/FLAGe421c1544 [2019-09-20 19:28:27,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a7890718/a4ef709d28f94d76addc7cf4b437e091 [2019-09-20 19:28:27,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:28:27,447 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:28:27,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:27,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:28:27,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:28:27,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:27" (1/1) ... [2019-09-20 19:28:27,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6f752c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:27, skipping insertion in model container [2019-09-20 19:28:27,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:27" (1/1) ... [2019-09-20 19:28:27,463 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:28:27,516 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:28:27,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:28,001 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:28:28,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:28,132 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:28:28,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28 WrapperNode [2019-09-20 19:28:28,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:28,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:28:28,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:28:28,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:28:28,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28" (1/1) ... [2019-09-20 19:28:28,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28" (1/1) ... [2019-09-20 19:28:28,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28" (1/1) ... [2019-09-20 19:28:28,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28" (1/1) ... [2019-09-20 19:28:28,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28" (1/1) ... [2019-09-20 19:28:28,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28" (1/1) ... [2019-09-20 19:28:28,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28" (1/1) ... [2019-09-20 19:28:28,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:28:28,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:28:28,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:28:28,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:28:28,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:28" (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 19:28:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:28:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:28:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 19:28:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 19:28:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 19:28:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 19:28:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_create [2019-09-20 19:28:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_destroy [2019-09-20 19:28:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_prepend [2019-09-20 19:28:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:28:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:28:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 19:28:28,264 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 19:28:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 19:28:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 19:28:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 19:28:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 19:28:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 19:28:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 19:28:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 19:28:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 19:28:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 19:28:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 19:28:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 19:28:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 19:28:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 19:28:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 19:28:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 19:28:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 19:28:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 19:28:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 19:28:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 19:28:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 19:28:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 19:28:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 19:28:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 19:28:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 19:28:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 19:28:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 19:28:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 19:28:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 19:28:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 19:28:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 19:28:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 19:28:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 19:28:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 19:28:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 19:28:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 19:28:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 19:28:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 19:28:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 19:28:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 19:28:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 19:28:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 19:28:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 19:28:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 19:28:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 19:28:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 19:28:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 19:28:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 19:28:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 19:28:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 19:28:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 19:28:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:28:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 19:28:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 19:28:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:28:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 19:28:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 19:28:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 19:28:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 19:28:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 19:28:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:28:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 19:28:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 19:28:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 19:28:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 19:28:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 19:28:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 19:28:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 19:28:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 19:28:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 19:28:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 19:28:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 19:28:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 19:28:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 19:28:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 19:28:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 19:28:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 19:28:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 19:28:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 19:28:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 19:28:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 19:28:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 19:28:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 19:28:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 19:28:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 19:28:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 19:28:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 19:28:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 19:28:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 19:28:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 19:28:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 19:28:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 19:28:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 19:28:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 19:28:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 19:28:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 19:28:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 19:28:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 19:28:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 19:28:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 19:28:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 19:28:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 19:28:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 19:28:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 19:28:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 19:28:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 19:28:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:28:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:28:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:28:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_create [2019-09-20 19:28:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_destroy [2019-09-20 19:28:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:28:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:28:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_prepend [2019-09-20 19:28:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:28:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:28:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 19:28:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:28:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:28:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:28:28,747 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 19:28:28,947 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:28:28,948 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 19:28:28,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:28 BoogieIcfgContainer [2019-09-20 19:28:28,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:28:28,950 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:28:28,950 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:28:28,951 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:28:28,952 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:28" (1/1) ... [2019-09-20 19:28:28,953 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 19:28:28,976 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:28:28,977 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:28:28,985 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:28:28,994 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:28:28,996 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:28:29,162 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 19:28:29,428 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 19:28:29,529 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 19:28:30,991 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2019-09-20 19:28:31,137 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-09-20 19:28:31,933 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2019-09-20 19:28:32,201 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 19:28:32,433 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 19:28:32,675 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 19:28:33,042 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2019-09-20 19:28:33,549 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-20 19:28:33,725 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2019-09-20 19:28:34,334 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 19:28:34,515 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 19:28:35,595 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 124 DAG size of output: 123 [2019-09-20 19:28:36,124 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 19:28:36,618 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:28:37,096 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 19:28:37,606 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 19:28:38,025 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 19:28:38,464 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 19:28:38,845 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:28:39,429 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2019-09-20 19:28:39,457 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:39,618 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 19:28:39,830 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:28:40,016 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 19:28:40,185 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 19:28:40,412 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:28:40,853 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2019-09-20 19:28:41,316 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2019-09-20 19:28:41,493 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 19:28:41,669 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 19:28:42,024 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2019-09-20 19:28:42,199 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 19:28:42,569 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2019-09-20 19:28:42,745 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 19:28:43,459 WARN L191 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-09-20 19:28:44,142 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-20 19:28:44,406 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-20 19:28:45,372 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2019-09-20 19:28:45,598 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2019-09-20 19:28:45,984 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-09-20 19:28:46,279 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2019-09-20 19:28:46,469 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2019-09-20 19:28:46,492 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:46,554 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:46,561 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:46,567 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:28:47,039 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2019-09-20 19:28:47,518 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 60 [2019-09-20 19:28:47,913 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:28:48,188 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 19:28:48,584 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 59 [2019-09-20 19:28:48,876 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2019-09-20 19:28:49,146 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:28:49,396 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2019-09-20 19:28:49,620 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2019-09-20 19:28:50,354 WARN L191 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2019-09-20 19:28:50,357 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-20 19:28:50,361 INFO L168 Benchmark]: Toolchain (without parser) took 22914.69 ms. Allocated memory was 138.4 MB in the beginning and 491.8 MB in the end (delta: 353.4 MB). Free memory was 84.5 MB in the beginning and 110.3 MB in the end (delta: -25.8 MB). Peak memory consumption was 327.6 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:50,362 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:28:50,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.06 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.3 MB in the beginning and 159.6 MB in the end (delta: -75.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:50,362 INFO L168 Benchmark]: Boogie Preprocessor took 70.08 ms. Allocated memory is still 198.7 MB. Free memory was 159.6 MB in the beginning and 156.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:50,363 INFO L168 Benchmark]: RCFGBuilder took 745.86 ms. Allocated memory is still 198.7 MB. Free memory was 156.5 MB in the beginning and 98.5 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:50,363 INFO L168 Benchmark]: Sifa took 21409.72 ms. Allocated memory was 198.7 MB in the beginning and 491.8 MB in the end (delta: 293.1 MB). Free memory was 98.5 MB in the beginning and 110.3 MB in the end (delta: -11.8 MB). Peak memory consumption was 281.2 MB. Max. memory is 7.1 GB. [2019-09-20 19:28:50,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 685.06 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.3 MB in the beginning and 159.6 MB in the end (delta: -75.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 70.08 ms. Allocated memory is still 198.7 MB. Free memory was 159.6 MB in the beginning and 156.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 745.86 ms. Allocated memory is still 198.7 MB. Free memory was 156.5 MB in the beginning and 98.5 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 7.1 GB. * Sifa took 21409.72 ms. Allocated memory was 198.7 MB in the beginning and 491.8 MB in the end (delta: 293.1 MB). Free memory was 98.5 MB in the beginning and 110.3 MB in the end (delta: -11.8 MB). Peak memory consumption was 281.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...