java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:29:40,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:29:40,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:29:40,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:29:40,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:29:40,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:29:40,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:29:40,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:29:40,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:29:40,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:29:40,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:29:40,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:29:40,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:29:40,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:29:40,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:29:40,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:29:40,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:29:40,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:29:40,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:29:40,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:29:40,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:29:40,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:29:40,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:29:40,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:29:40,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:29:40,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:29:40,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:29:40,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:29:40,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:29:40,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:29:40,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:29:40,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:29:40,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:29:40,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:29:40,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:29:40,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:29:40,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:29:40,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:29:40,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:29:40,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:29:40,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:29:40,639 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 18:29:40,655 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:29:40,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:29:40,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:29:40,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:29:40,658 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:29:40,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:29:40,659 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:29:40,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:29:40,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:29:40,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:29:40,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:29:40,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:29:40,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:29:40,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:29:40,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:29:40,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:29:40,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:29:40,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:29:40,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:29:40,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:29:40,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:29:40,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:29:40,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:29:40,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:29:40,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:29:40,663 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:29:40,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:29:40,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:29:40,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 18:29:40,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:29:40,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:29:40,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:29:40,718 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:29:40,718 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:29:40,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i [2019-09-20 18:29:40,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59152c544/1e183684e6154f34a0e9ce4503a7d062/FLAG6f57a833c [2019-09-20 18:29:41,347 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:29:41,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i [2019-09-20 18:29:41,362 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59152c544/1e183684e6154f34a0e9ce4503a7d062/FLAG6f57a833c [2019-09-20 18:29:41,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59152c544/1e183684e6154f34a0e9ce4503a7d062 [2019-09-20 18:29:41,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:29:41,649 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:29:41,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:29:41,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:29:41,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:29:41,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:29:41" (1/1) ... [2019-09-20 18:29:41,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73476869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:41, skipping insertion in model container [2019-09-20 18:29:41,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:29:41" (1/1) ... [2019-09-20 18:29:41,664 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:29:41,710 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:29:42,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:29:42,180 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:29:42,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:29:42,290 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:29:42,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42 WrapperNode [2019-09-20 18:29:42,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:29:42,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:29:42,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:29:42,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:29:42,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42" (1/1) ... [2019-09-20 18:29:42,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42" (1/1) ... [2019-09-20 18:29:42,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42" (1/1) ... [2019-09-20 18:29:42,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42" (1/1) ... [2019-09-20 18:29:42,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42" (1/1) ... [2019-09-20 18:29:42,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42" (1/1) ... [2019-09-20 18:29:42,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42" (1/1) ... [2019-09-20 18:29:42,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:29:42,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:29:42,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:29:42,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:29:42,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:29:42,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:29:42,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:29:42,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 18:29:42,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 18:29:42,444 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 18:29:42,444 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 18:29:42,445 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 18:29:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_remove_last [2019-09-20 18:29:42,446 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:29:42,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:29:42,447 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 18:29:42,447 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 18:29:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 18:29:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 18:29:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 18:29:42,448 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 18:29:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 18:29:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 18:29:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 18:29:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 18:29:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 18:29:42,451 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 18:29:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 18:29:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 18:29:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 18:29:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 18:29:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 18:29:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 18:29:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 18:29:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 18:29:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 18:29:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 18:29:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 18:29:42,453 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 18:29:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 18:29:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 18:29:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 18:29:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 18:29:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 18:29:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 18:29:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 18:29:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 18:29:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 18:29:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 18:29:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 18:29:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 18:29:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 18:29:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 18:29:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 18:29:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 18:29:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 18:29:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 18:29:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 18:29:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 18:29:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 18:29:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 18:29:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 18:29:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 18:29:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 18:29:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 18:29:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 18:29:42,458 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 18:29:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 18:29:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 18:29:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 18:29:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 18:29:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 18:29:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 18:29:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 18:29:42,460 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 18:29:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 18:29:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 18:29:42,461 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 18:29:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 18:29:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 18:29:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 18:29:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 18:29:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 18:29:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 18:29:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 18:29:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 18:29:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 18:29:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 18:29:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 18:29:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 18:29:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 18:29:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 18:29:42,466 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 18:29:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 18:29:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 18:29:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 18:29:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 18:29:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 18:29:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 18:29:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 18:29:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 18:29:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 18:29:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 18:29:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 18:29:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 18:29:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 18:29:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 18:29:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 18:29:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 18:29:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 18:29:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 18:29:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 18:29:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 18:29:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 18:29:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 18:29:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 18:29:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 18:29:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 18:29:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 18:29:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 18:29:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 18:29:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 18:29:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 18:29:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 18:29:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:29:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 18:29:42,473 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_remove_last [2019-09-20 18:29:42,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 18:29:42,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:29:42,474 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:29:42,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:29:42,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 18:29:42,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:29:42,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:29:42,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:29:42,892 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 18:29:43,087 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:29:43,087 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 18:29:43,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:29:43 BoogieIcfgContainer [2019-09-20 18:29:43,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:29:43,091 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:29:43,091 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:29:43,091 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:29:43,093 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:29:43" (1/1) ... [2019-09-20 18:29:43,094 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 18:29:43,127 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:29:43,128 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:29:43,137 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:29:43,151 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:29:43,162 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:29:43,316 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 18:29:43,641 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 18:29:44,653 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-20 18:29:45,071 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 18:29:45,230 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 18:29:45,391 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:29:45,549 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 18:29:45,722 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:45,855 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 18:29:46,025 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 18:29:46,160 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 18:29:46,299 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 18:29:46,433 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 18:29:46,670 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 18:29:46,852 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 18:29:47,028 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 18:29:47,189 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 18:29:47,322 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 18:29:47,459 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 18:29:47,706 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-20 18:29:47,822 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 18:29:48,169 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2019-09-20 18:29:48,323 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 18:29:48,571 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 18:29:48,836 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 18:29:49,084 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 18:29:49,376 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 18:29:49,611 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 18:29:49,836 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 18:29:50,079 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 18:29:50,298 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 18:29:50,527 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 18:29:50,755 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 18:29:50,986 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 18:29:51,199 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 18:29:51,414 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 18:29:51,612 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 18:29:51,802 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 18:29:52,280 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 18:29:52,698 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 18:29:53,028 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 18:29:53,306 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 18:29:53,555 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 18:29:53,798 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 18:29:54,008 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 18:29:54,197 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 18:29:54,394 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 18:29:54,736 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2019-09-20 18:29:54,924 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 18:29:55,323 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 84 [2019-09-20 18:29:55,530 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 18:29:55,893 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-20 18:29:56,214 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 18:29:56,558 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-20 18:29:56,884 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 18:29:57,214 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 18:29:57,542 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 18:29:57,869 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 18:29:58,182 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 18:29:58,510 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 18:29:58,799 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 18:29:59,097 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 18:29:59,375 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 18:29:59,668 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 18:29:59,982 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 18:30:00,259 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 18:30:00,537 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 18:30:00,814 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 18:30:01,072 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 18:30:01,315 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 18:30:01,549 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 18:30:02,612 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-20 18:30:03,544 WARN L191 SmtUtils]: Spent 912.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 18:30:04,329 WARN L191 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 18:30:04,929 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 18:30:05,398 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 18:30:05,788 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 18:30:06,122 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 18:30:06,430 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 18:30:06,698 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 18:30:06,953 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 18:30:07,178 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 18:30:07,414 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 18:30:07,821 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2019-09-20 18:30:08,017 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 18:30:08,524 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2019-09-20 18:30:08,768 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 18:30:09,208 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 18:30:09,641 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-20 18:30:10,037 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 18:30:10,451 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-20 18:30:10,874 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-20 18:30:11,286 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 18:30:11,717 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-20 18:30:12,118 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-20 18:30:12,515 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-20 18:30:12,906 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 18:30:13,270 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 18:30:13,648 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 18:30:14,014 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 18:30:14,366 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 18:30:14,715 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 18:30:15,064 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 18:30:15,407 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 18:30:15,737 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 18:30:16,058 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 18:30:16,369 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 18:30:16,675 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:30:17,002 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 18:30:17,307 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 18:30:17,602 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 18:30:17,890 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 18:30:20,629 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 18:30:22,661 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 171 [2019-09-20 18:30:24,419 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 165 [2019-09-20 18:30:25,816 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 160 [2019-09-20 18:30:26,926 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 18:30:27,914 WARN L191 SmtUtils]: Spent 975.00 ms on a formula simplification that was a NOOP. DAG size: 148