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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_append_unequal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:28:04,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:28:04,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:28:04,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:28:04,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:28:04,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:28:04,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:28:04,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:28:04,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:28:04,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:28:04,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:28:04,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:28:04,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:28:04,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:28:04,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:28:04,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:28:04,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:28:04,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:28:04,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:28:04,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:28:04,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:28:04,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:28:04,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:28:04,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:28:04,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:28:04,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:28:04,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:28:04,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:28:04,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:28:04,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:28:04,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:28:04,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:28:04,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:28:04,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:28:04,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:28:04,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:28:04,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:28:04,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:28:04,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:28:04,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:28:04,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:28:04,383 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 17:28:04,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:28:04,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:28:04,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:28:04,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:28:04,399 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:28:04,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:28:04,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:28:04,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:28:04,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:28:04,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:28:04,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:28:04,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:28:04,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:28:04,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:28:04,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:28:04,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:28:04,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:28:04,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:28:04,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:28:04,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:28:04,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:28:04,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:28:04,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:28:04,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:28:04,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:28:04,403 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:28:04,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:28:04,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:28:04,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> 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 17:28:04,435 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:28:04,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:28:04,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:28:04,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:28:04,453 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:28:04,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_append_unequal.i [2019-09-20 17:28:04,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12d55c3fc/d7e2a9d8f8ed41509913f8753a5c4709/FLAGb85f94e4a [2019-09-20 17:28:05,086 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:28:05,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_append_unequal.i [2019-09-20 17:28:05,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12d55c3fc/d7e2a9d8f8ed41509913f8753a5c4709/FLAGb85f94e4a [2019-09-20 17:28:05,391 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12d55c3fc/d7e2a9d8f8ed41509913f8753a5c4709 [2019-09-20 17:28:05,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:28:05,404 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:28:05,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:28:05,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:28:05,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:28:05,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:28:05" (1/1) ... [2019-09-20 17:28:05,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310e8c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:05, skipping insertion in model container [2019-09-20 17:28:05,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:28:05" (1/1) ... [2019-09-20 17:28:05,421 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:28:05,474 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:28:05,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:28:05,931 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:28:06,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:28:06,093 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:28:06,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06 WrapperNode [2019-09-20 17:28:06,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:28:06,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:28:06,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:28:06,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:28:06,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06" (1/1) ... [2019-09-20 17:28:06,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06" (1/1) ... [2019-09-20 17:28:06,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06" (1/1) ... [2019-09-20 17:28:06,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06" (1/1) ... [2019-09-20 17:28:06,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06" (1/1) ... [2019-09-20 17:28:06,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06" (1/1) ... [2019-09-20 17:28:06,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06" (1/1) ... [2019-09-20 17:28:06,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:28:06,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:28:06,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:28:06,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:28:06,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:06" (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 17:28:06,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:28:06,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:28:06,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 17:28:06,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 17:28:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 17:28:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 17:28:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 17:28:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-20 17:28:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_append [2019-09-20 17:28:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:28:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:28:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 17:28:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 17:28:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 17:28:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 17:28:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 17:28:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 17:28:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 17:28:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 17:28:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 17:28:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 17:28:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 17:28:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 17:28:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 17:28:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 17:28:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 17:28:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 17:28:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 17:28:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 17:28:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 17:28:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 17:28:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 17:28:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 17:28:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 17:28:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 17:28:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 17:28:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 17:28:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 17:28:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 17:28:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 17:28:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 17:28:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 17:28:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 17:28:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 17:28:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 17:28:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 17:28:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 17:28:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 17:28:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 17:28:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 17:28:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 17:28:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 17:28:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 17:28:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 17:28:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 17:28:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 17:28:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 17:28:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 17:28:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 17:28:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 17:28:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 17:28:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 17:28:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 17:28:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:28:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 17:28:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 17:28:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 17:28:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 17:28:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 17:28:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 17:28:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 17:28:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 17:28:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 17:28:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 17:28:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 17:28:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 17:28:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 17:28:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 17:28:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 17:28:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 17:28:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 17:28:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 17:28:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 17:28:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 17:28:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 17:28:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 17:28:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 17:28:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 17:28:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 17:28:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 17:28:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 17:28:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 17:28:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 17:28:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 17:28:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 17:28:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 17:28:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 17:28:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 17:28:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 17:28:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 17:28:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 17:28:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 17:28:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 17:28:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 17:28:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 17:28:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 17:28:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 17:28:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 17:28:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 17:28:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 17:28:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 17:28:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 17:28:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 17:28:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 17:28:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 17:28:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 17:28:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 17:28:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 17:28:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 17:28:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:28:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:28:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 17:28:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-20 17:28:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:28:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:28:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_append [2019-09-20 17:28:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:28:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:28:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 17:28:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:28:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:28:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:28:06,653 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 17:28:07,021 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:28:07,022 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 17:28:07,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:28:07 BoogieIcfgContainer [2019-09-20 17:28:07,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:28:07,025 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:28:07,025 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:28:07,025 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:28:07,027 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:28:07" (1/1) ... [2019-09-20 17:28:07,028 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 17:28:07,053 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:28:07,054 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:28:07,062 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:28:07,070 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:28:07,072 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:28:07,288 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-20 17:28:07,564 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-09-20 17:28:07,678 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 17:28:09,118 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-20 17:28:09,224 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 17:28:09,535 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2019-09-20 17:28:09,765 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:28:09,948 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 17:28:10,134 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:28:10,309 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 17:28:10,495 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:28:10,660 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 17:28:10,837 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 17:28:10,996 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:28:11,149 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 17:28:11,303 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:28:11,592 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:28:11,819 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 17:28:12,022 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:28:12,211 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 17:28:12,369 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 17:28:12,513 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 17:28:12,797 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-20 17:28:12,942 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 17:28:13,270 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-09-20 17:28:13,628 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-09-20 17:28:13,802 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:28:14,171 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2019-09-20 17:28:14,500 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 17:28:14,839 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 17:28:15,160 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 17:28:15,451 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 17:28:15,744 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 17:28:16,027 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 17:28:16,352 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 17:28:16,617 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:28:16,897 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 17:28:17,172 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:28:17,447 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 17:28:17,724 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:28:17,993 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:28:18,222 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 17:28:18,454 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 17:28:19,112 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 17:28:19,574 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 17:28:19,971 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 17:28:20,279 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 17:28:20,563 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:28:20,812 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:28:21,037 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 17:28:21,249 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 17:28:21,451 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 17:28:21,839 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-20 17:28:22,019 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:28:22,425 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2019-09-20 17:28:22,916 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-20 17:28:23,153 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:28:23,642 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2019-09-20 17:28:24,082 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-09-20 17:28:24,478 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-20 17:28:24,854 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-20 17:28:25,229 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:28:25,607 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 17:28:25,998 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 17:28:26,395 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 17:28:26,743 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:28:27,092 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 17:28:27,425 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 17:28:27,754 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 17:28:28,100 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 17:28:28,437 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 17:28:28,759 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 17:28:29,073 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 17:28:29,393 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:28:29,705 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:28:30,010 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:28:30,300 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 17:28:30,572 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 17:28:32,975 WARN L191 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 157 [2019-09-20 17:28:34,453 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 152 [2019-09-20 17:28:35,469 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-20 17:28:36,287 WARN L191 SmtUtils]: Spent 806.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 17:28:36,865 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 17:28:37,350 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 17:28:37,768 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 17:28:38,130 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 17:28:38,459 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 17:28:38,757 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 17:28:39,037 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 17:28:39,303 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 17:28:39,786 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2019-09-20 17:28:40,016 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 17:28:40,485 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-09-20 17:28:41,061 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2019-09-20 17:28:41,339 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 17:28:41,885 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2019-09-20 17:28:42,393 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-09-20 17:28:42,902 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-20 17:28:43,393 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:28:43,894 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-09-20 17:28:44,378 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-09-20 17:28:44,854 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 17:28:45,321 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-09-20 17:28:45,803 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 17:28:46,272 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-09-20 17:28:46,722 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-20 17:28:47,173 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:28:47,599 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-20 17:28:48,027 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 17:28:48,455 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 17:28:48,883 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-20 17:28:49,273 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 17:28:49,671 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 17:28:50,053 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 17:28:50,443 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 106