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 IntervalDomain --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/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:44:53,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:44:53,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:44:53,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:44:53,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:44:53,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:44:53,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:44:53,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:44:53,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:44:53,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:44:53,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:44:53,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:44:53,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:44:53,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:44:53,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:44:53,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:44:53,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:44:53,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:44:53,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:44:53,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:44:53,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:44:53,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:44:53,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:44:53,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:44:53,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:44:53,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:44:53,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:44:53,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:44:53,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:44:53,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:44:53,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:44:53,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:44:53,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:44:53,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:44:53,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:44:53,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:44:53,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:44:53,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:44:53,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:44:53,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:44:53,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:44:53,303 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 16:44:53,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:44:53,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:44:53,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:44:53,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:44:53,319 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:44:53,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:44:53,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:44:53,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:44:53,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:44:53,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:44:53,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:44:53,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:44:53,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:44:53,321 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:44:53,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:44:53,321 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:44:53,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:44:53,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:44:53,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:44:53,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:44:53,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:44:53,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:44:53,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:44:53,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:44:53,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:44:53,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:44:53,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:44:53,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:44:53,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 16:44:53,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:44:53,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:44:53,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:44:53,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:44:53,375 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:44:53,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-20 16:44:53,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a64e848ea/8743bbe663ff4073af7301eacdfb9182/FLAG5bef4f7f7 [2019-09-20 16:44:53,950 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:44:53,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-20 16:44:53,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a64e848ea/8743bbe663ff4073af7301eacdfb9182/FLAG5bef4f7f7 [2019-09-20 16:44:54,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a64e848ea/8743bbe663ff4073af7301eacdfb9182 [2019-09-20 16:44:54,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:44:54,249 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:44:54,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:44:54,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:44:54,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:44:54,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa7f548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54, skipping insertion in model container [2019-09-20 16:44:54,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,266 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:44:54,324 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:44:54,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:44:54,754 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:44:54,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:44:54,851 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:44:54,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54 WrapperNode [2019-09-20 16:44:54,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:44:54,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:44:54,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:44:54,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:44:54,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54" (1/1) ... [2019-09-20 16:44:54,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:44:54,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:44:54,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:44:54,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:44:54,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:54" (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 16:44:54,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:44:54,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:44:54,989 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-20 16:44:54,989 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-20 16:44:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-20 16:44:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-20 16:44:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-20 16:44:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-20 16:44:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-20 16:44:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-20 16:44:54,991 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 16:44:54,991 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-20 16:44:54,991 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-20 16:44:54,991 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-20 16:44:54,991 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-20 16:44:54,991 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-20 16:44:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 16:44:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:44:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-20 16:44:54,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:44:54,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 16:44:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 16:44:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-20 16:44:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-20 16:44:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-20 16:44:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 16:44:54,993 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-20 16:44:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-20 16:44:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-20 16:44:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-20 16:44:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-20 16:44:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-20 16:44:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-20 16:44:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-20 16:44:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 16:44:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-20 16:44:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-20 16:44:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-20 16:44:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-20 16:44:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-20 16:44:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 16:44:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:44:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:44:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:44:56,458 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:44:56,459 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 16:44:56,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:44:56 BoogieIcfgContainer [2019-09-20 16:44:56,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:44:56,462 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:44:56,462 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:44:56,462 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:44:56,464 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:44:56" (1/1) ... [2019-09-20 16:44:56,465 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 16:44:56,508 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:44:56,509 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:44:56,529 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:44:56,543 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:44:56,545 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:44:56,942 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 16:44:57,173 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 16:44:57,638 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 16:44:57,681 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 191 for LOIs [2019-09-20 16:45:02,761 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:45:03,187 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:45:04,781 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 234 DAG size of output: 165 [2019-09-20 16:45:04,805 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 47 for LOIs [2019-09-20 16:45:05,079 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:05,223 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:05,357 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:05,488 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:05,612 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:05,728 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:05,846 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:05,967 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:06,093 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:06,214 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:06,337 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:06,458 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:06,577 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:06,697 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:06,843 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:06,984 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:07,377 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:07,733 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:08,086 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:08,442 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:08,792 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:09,167 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:09,651 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:10,073 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:10,380 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:10,795 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:11,202 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:11,591 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:12,070 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:12,565 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:13,060 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:13,441 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:13,817 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:14,232 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:14,593 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:14,989 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:15,344 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:15,700 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:16,131 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:16,500 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:16,857 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:17,221 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:17,568 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:17,913 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:18,265 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:18,656 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:19,006 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:19,386 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:19,748 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:20,101 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:20,478 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:20,835 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:21,240 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:21,624 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:21,987 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:22,334 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:22,715 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:23,067 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:23,421 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:23,546 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,686 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,805 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,913 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,022 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,133 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,244 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,369 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,480 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,589 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,700 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,819 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,929 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,131 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,233 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,436 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,540 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,649 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,756 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,865 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,977 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,086 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,195 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,305 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,426 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,563 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,872 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,983 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:27,099 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:27,213 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:27,326 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:27,432 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:27,545 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:27,659 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:27,883 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,004 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,110 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,218 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,329 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,437 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,547 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,678 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,788 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,890 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:28,992 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:29,094 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:29,213 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:29,333 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:29,452 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:29,564 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:29,673 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:29,783 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:29,893 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,004 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,115 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,225 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,336 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,444 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,565 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,675 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,789 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:30,906 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,016 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,130 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,242 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,352 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,464 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,573 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,688 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,805 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:31,916 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,025 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,136 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,246 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,372 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,497 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,608 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,718 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,827 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:32,937 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,045 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,155 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,266 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,376 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,487 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,598 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,707 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,817 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:33,926 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:34,035 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:34,146 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:34,255 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69