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/dll2n_insert_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 16:42:03,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 16:42:03,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 16:42:03,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 16:42:03,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 16:42:03,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 16:42:03,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 16:42:03,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 16:42:03,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 16:42:03,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 16:42:03,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 16:42:03,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 16:42:03,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 16:42:03,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 16:42:03,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 16:42:03,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 16:42:03,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 16:42:03,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 16:42:03,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 16:42:03,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 16:42:03,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 16:42:03,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 16:42:03,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 16:42:03,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 16:42:03,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 16:42:03,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 16:42:03,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 16:42:03,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 16:42:03,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 16:42:03,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 16:42:03,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 16:42:03,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 16:42:03,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 16:42:03,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 16:42:03,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 16:42:03,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 16:42:03,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 16:42:03,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 16:42:03,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 16:42:03,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 16:42:03,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 16:42:03,632 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 [2019-09-17 16:42:03,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 16:42:03,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 16:42:03,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 16:42:03,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 16:42:03,648 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 16:42:03,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 16:42:03,649 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 16:42:03,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 16:42:03,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 16:42:03,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 16:42:03,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 16:42:03,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 16:42:03,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 16:42:03,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 16:42:03,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 16:42:03,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 16:42:03,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 16:42:03,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 16:42:03,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 16:42:03,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 16:42:03,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 16:42:03,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:42:03,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 16:42:03,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 16:42:03,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 16:42:03,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 16:42:03,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 16:42:03,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 16:42:03,654 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 [2019-09-17 16:42:03,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 16:42:03,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 16:42:03,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 16:42:03,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 16:42:03,704 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 16:42:03,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_insert_equal.i [2019-09-17 16:42:03,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cfd20d20/b6037cd5ecbb4cef9c9a2f37694a476f/FLAG2bcf2e0b0 [2019-09-17 16:42:04,343 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 16:42:04,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_insert_equal.i [2019-09-17 16:42:04,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cfd20d20/b6037cd5ecbb4cef9c9a2f37694a476f/FLAG2bcf2e0b0 [2019-09-17 16:42:04,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cfd20d20/b6037cd5ecbb4cef9c9a2f37694a476f [2019-09-17 16:42:04,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 16:42:04,616 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 16:42:04,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 16:42:04,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 16:42:04,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 16:42:04,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:42:04" (1/1) ... [2019-09-17 16:42:04,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790f6681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:04, skipping insertion in model container [2019-09-17 16:42:04,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:42:04" (1/1) ... [2019-09-17 16:42:04,634 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 16:42:04,693 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 16:42:05,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:42:05,138 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 16:42:05,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:42:05,279 INFO L192 MainTranslator]: Completed translation [2019-09-17 16:42:05,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05 WrapperNode [2019-09-17 16:42:05,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 16:42:05,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 16:42:05,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 16:42:05,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 16:42:05,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05" (1/1) ... [2019-09-17 16:42:05,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05" (1/1) ... [2019-09-17 16:42:05,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05" (1/1) ... [2019-09-17 16:42:05,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05" (1/1) ... [2019-09-17 16:42:05,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05" (1/1) ... [2019-09-17 16:42:05,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05" (1/1) ... [2019-09-17 16:42:05,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05" (1/1) ... [2019-09-17 16:42:05,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 16:42:05,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 16:42:05,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 16:42:05,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 16:42:05,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:42:05" (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 [2019-09-17 16:42:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 16:42:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 16:42:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-17 16:42:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-17 16:42:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-17 16:42:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-17 16:42:05,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-17 16:42:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-17 16:42:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert [2019-09-17 16:42:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 16:42:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 16:42:05,444 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-17 16:42:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-17 16:42:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-17 16:42:05,445 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-17 16:42:05,446 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-17 16:42:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-17 16:42:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-17 16:42:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-17 16:42:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-17 16:42:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-17 16:42:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-17 16:42:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-17 16:42:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-17 16:42:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-17 16:42:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-17 16:42:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-17 16:42:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-17 16:42:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-17 16:42:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-17 16:42:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-17 16:42:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-17 16:42:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-17 16:42:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-17 16:42:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-17 16:42:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-17 16:42:05,451 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-17 16:42:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-17 16:42:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-17 16:42:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-17 16:42:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-17 16:42:05,452 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-17 16:42:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-17 16:42:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-17 16:42:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-17 16:42:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-17 16:42:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-17 16:42:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-17 16:42:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-17 16:42:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-17 16:42:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-17 16:42:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-17 16:42:05,454 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-17 16:42:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-17 16:42:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-17 16:42:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-17 16:42:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-17 16:42:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-17 16:42:05,455 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-17 16:42:05,456 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-17 16:42:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-17 16:42:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-17 16:42:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-17 16:42:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 16:42:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-17 16:42:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-17 16:42:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 16:42:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-17 16:42:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-17 16:42:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-17 16:42:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-17 16:42:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-17 16:42:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-17 16:42:05,460 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-17 16:42:05,460 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-17 16:42:05,460 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-17 16:42:05,461 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-17 16:42:05,461 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-17 16:42:05,461 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-17 16:42:05,461 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-17 16:42:05,462 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-17 16:42:05,462 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-17 16:42:05,463 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-17 16:42:05,463 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-17 16:42:05,463 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-17 16:42:05,463 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-17 16:42:05,463 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-17 16:42:05,464 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-17 16:42:05,464 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-17 16:42:05,465 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-17 16:42:05,465 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-17 16:42:05,465 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-17 16:42:05,465 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-17 16:42:05,465 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-17 16:42:05,465 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-17 16:42:05,465 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-17 16:42:05,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-17 16:42:05,466 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-17 16:42:05,466 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-17 16:42:05,466 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-17 16:42:05,466 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-17 16:42:05,466 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-17 16:42:05,467 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-17 16:42:05,467 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-17 16:42:05,467 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-17 16:42:05,467 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-17 16:42:05,467 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-17 16:42:05,467 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-17 16:42:05,467 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-17 16:42:05,467 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-17 16:42:05,468 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-17 16:42:05,468 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-17 16:42:05,468 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-17 16:42:05,468 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-17 16:42:05,468 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-17 16:42:05,468 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-17 16:42:05,468 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-17 16:42:05,469 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-17 16:42:05,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 16:42:05,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 16:42:05,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 16:42:05,470 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-17 16:42:05,470 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-17 16:42:05,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 16:42:05,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 16:42:05,470 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert [2019-09-17 16:42:05,470 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 16:42:05,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 16:42:05,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-17 16:42:05,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 16:42:05,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 16:42:05,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 16:42:05,934 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-17 16:42:06,796 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 16:42:06,796 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-17 16:42:06,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:42:06 BoogieIcfgContainer [2019-09-17 16:42:06,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 16:42:06,799 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 16:42:06,799 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 16:42:06,799 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 16:42:06,800 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:42:06" (1/1) ... [2019-09-17 16:42:06,801 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 [2019-09-17 16:42:06,828 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 16:42:06,828 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 16:42:06,836 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 16:42:06,845 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 16:42:06,847 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 16:42:07,045 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-17 16:42:07,462 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:42:07,746 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-09-17 16:42:08,407 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2019-09-17 16:42:08,686 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-17 16:42:08,978 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-17 16:42:09,112 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 16:42:09,245 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 16:42:09,511 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-17 16:42:14,030 WARN L191 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 165 DAG size of output: 134 [2019-09-17 16:42:15,853 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 16:42:16,863 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-17 16:42:17,689 WARN L191 SmtUtils]: Spent 811.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-17 16:42:18,383 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-17 16:42:18,726 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-17 16:42:19,194 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2019-09-17 16:42:19,360 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 16:42:19,538 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 16:42:20,012 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 85 [2019-09-17 16:42:20,415 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-09-17 16:42:20,588 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:42:20,606 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:42:20,622 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:42:20,634 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:42:22,258 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-17 16:42:23,312 WARN L191 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-17 16:42:23,750 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-17 16:42:24,216 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-17 16:42:24,781 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 79 [2019-09-17 16:42:25,154 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 16:42:25,478 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2019-09-17 16:42:25,596 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-17 16:42:25,716 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-17 16:42:25,987 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-17 16:42:26,052 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-17 16:42:26,844 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2019-09-17 16:42:27,152 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2019-09-17 16:42:27,311 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 16:42:27,450 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 16:42:27,736 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2019-09-17 16:42:28,019 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2019-09-17 16:42:28,160 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-17 16:42:28,471 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-17 16:42:28,904 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2019-09-17 16:42:33,700 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-17 16:42:40,624 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-17 16:42:43,083 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-17 16:42:46,033 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2019-09-17 16:43:35,312 WARN L191 SmtUtils]: Spent 47.98 s on a formula simplification. DAG size of input: 224 DAG size of output: 203 [2019-09-17 16:43:53,616 WARN L191 SmtUtils]: Spent 17.73 s on a formula simplification that was a NOOP. DAG size: 196 [2019-09-17 16:43:56,406 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2019-09-17 16:44:24,313 WARN L191 SmtUtils]: Spent 25.92 s on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2019-09-17 16:44:34,259 WARN L191 SmtUtils]: Spent 9.53 s on a formula simplification that was a NOOP. DAG size: 189 [2019-09-17 16:44:41,670 WARN L191 SmtUtils]: Spent 7.36 s on a formula simplification that was a NOOP. DAG size: 182 [2019-09-17 16:44:48,481 WARN L191 SmtUtils]: Spent 6.71 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-17 16:45:00,804 WARN L191 SmtUtils]: Spent 12.11 s on a formula simplification that was a NOOP. DAG size: 193 [2019-09-17 16:45:15,876 WARN L191 SmtUtils]: Spent 14.98 s on a formula simplification that was a NOOP. DAG size: 202 [2019-09-17 16:45:29,161 WARN L191 SmtUtils]: Spent 13.18 s on a formula simplification that was a NOOP. DAG size: 197 [2019-09-17 16:45:38,826 WARN L191 SmtUtils]: Spent 9.62 s on a formula simplification that was a NOOP. DAG size: 190 [2019-09-17 16:45:41,079 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-17 16:45:43,952 WARN L191 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 167 DAG size of output: 159 [2019-09-17 16:45:45,925 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 159 DAG size of output: 150 [2019-09-17 16:45:47,184 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 148 DAG size of output: 140 [2019-09-17 16:45:48,217 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 16:45:48,949 WARN L191 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 97 [2019-09-17 16:45:49,010 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:45:49,012 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 16:45:49,378 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-09-17 16:45:49,530 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 16:45:49,675 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 16:45:50,003 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2019-09-17 16:45:50,171 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 16:45:50,338 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 16:45:50,696 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-17 16:45:51,119 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2019-09-17 16:45:51,319 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-17 16:45:51,753 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2019-09-17 16:45:51,961 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-17 16:45:52,152 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-17 16:45:52,569 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2019-09-17 16:45:53,129 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 125 [2019-09-17 16:45:53,396 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 16:45:54,202 WARN L191 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 126 [2019-09-17 16:45:54,738 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 16:45:55,272 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 16:45:56,323 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 16:45:57,467 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 159 DAG size of output: 148 [2019-09-17 16:45:58,033 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 16:45:59,200 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 150 DAG size of output: 145 [2019-09-17 16:46:00,390 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 164 [2019-09-17 16:46:01,581 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 164 [2019-09-17 16:46:03,978 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 165 DAG size of output: 163 [2019-09-17 16:46:06,459 WARN L191 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 183 DAG size of output: 169 [2019-09-17 16:46:07,701 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 169 [2019-09-17 16:46:10,294 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 171 DAG size of output: 170 [2019-09-17 16:46:12,983 WARN L191 SmtUtils]: Spent 2.66 s on a formula simplification that was a NOOP. DAG size: 197 [2019-09-17 16:46:15,674 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 197 [2019-09-17 16:46:21,079 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2019-09-17 16:46:26,796 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 222 DAG size of output: 204 [2019-09-17 16:46:29,692 WARN L191 SmtUtils]: Spent 2.89 s on a formula simplification that was a NOOP. DAG size: 204 [2019-09-17 16:46:35,629 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 206 DAG size of output: 204 [2019-09-17 16:46:39,270 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification that was a NOOP. DAG size: 221 [2019-09-17 16:46:42,857 WARN L191 SmtUtils]: Spent 3.59 s on a formula simplification that was a NOOP. DAG size: 221 [2019-09-17 16:46:50,149 WARN L191 SmtUtils]: Spent 7.14 s on a formula simplification. DAG size of input: 222 DAG size of output: 220 [2019-09-17 16:46:58,497 WARN L191 SmtUtils]: Spent 8.34 s on a formula simplification. DAG size of input: 265 DAG size of output: 234 [2019-09-17 16:47:02,499 WARN L191 SmtUtils]: Spent 4.00 s on a formula simplification that was a NOOP. DAG size: 234 [2019-09-17 16:47:10,823 WARN L191 SmtUtils]: Spent 8.15 s on a formula simplification. DAG size of input: 236 DAG size of output: 235 [2019-09-17 16:47:15,714 WARN L191 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 251 [2019-09-17 16:47:20,640 WARN L191 SmtUtils]: Spent 4.93 s on a formula simplification that was a NOOP. DAG size: 251 [2019-09-17 16:47:30,737 WARN L191 SmtUtils]: Spent 9.84 s on a formula simplification. DAG size of input: 252 DAG size of output: 250 [2019-09-17 16:47:40,781 WARN L191 SmtUtils]: Spent 10.03 s on a formula simplification. DAG size of input: 309 DAG size of output: 258 [2019-09-17 16:47:45,829 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 258 [2019-09-17 16:47:56,244 WARN L191 SmtUtils]: Spent 10.03 s on a formula simplification. DAG size of input: 260 DAG size of output: 258 [2019-09-17 16:48:08,289 WARN L191 SmtUtils]: Spent 11.98 s on a formula simplification that was a NOOP. DAG size: 315 [2019-09-17 16:48:19,966 WARN L191 SmtUtils]: Spent 11.68 s on a formula simplification that was a NOOP. DAG size: 315 [2019-09-17 16:48:43,911 WARN L191 SmtUtils]: Spent 23.23 s on a formula simplification. DAG size of input: 316 DAG size of output: 314 [2019-09-17 16:49:00,013 WARN L191 SmtUtils]: Spent 16.09 s on a formula simplification. DAG size of input: 375 DAG size of output: 298 [2019-09-17 16:49:08,026 WARN L191 SmtUtils]: Spent 8.01 s on a formula simplification that was a NOOP. DAG size: 298 [2019-09-17 16:49:26,244 WARN L191 SmtUtils]: Spent 16.99 s on a formula simplification. DAG size of input: 300 DAG size of output: 299 [2019-09-17 16:49:46,716 WARN L191 SmtUtils]: Spent 20.37 s on a formula simplification that was a NOOP. DAG size: 376 [2019-09-17 16:50:06,314 WARN L191 SmtUtils]: Spent 19.60 s on a formula simplification that was a NOOP. DAG size: 376 [2019-09-17 16:50:47,509 WARN L191 SmtUtils]: Spent 39.12 s on a formula simplification. DAG size of input: 377 DAG size of output: 367 [2019-09-17 16:51:26,816 WARN L191 SmtUtils]: Spent 39.29 s on a formula simplification. DAG size of input: 436 DAG size of output: 376 [2019-09-17 16:51:46,510 WARN L191 SmtUtils]: Spent 19.69 s on a formula simplification that was a NOOP. DAG size: 376 [2019-09-17 16:52:29,556 WARN L191 SmtUtils]: Spent 39.22 s on a formula simplification. DAG size of input: 378 DAG size of output: 375 [2019-09-17 16:53:19,276 WARN L191 SmtUtils]: Spent 49.44 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 16:54:08,466 WARN L191 SmtUtils]: Spent 49.19 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 16:54:10,306 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 8188 conjuctions. This might take some time... [2019-09-17 16:55:54,201 WARN L191 SmtUtils]: Spent 1.62 m on a formula simplification. DAG size of input: 500 DAG size of output: 499