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 LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:22:32,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:22:32,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:22:32,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:22:32,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:22:32,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:22:32,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:22:32,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:22:32,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:22:32,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:22:32,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:22:32,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:22:32,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:22:32,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:22:32,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:22:32,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:22:32,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:22:32,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:22:32,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:22:32,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:22:32,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:22:32,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:22:32,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:22:32,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:22:32,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 20:22:32,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:22:32,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:22:32,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:22:32,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:22:32,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:22:32,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:22:32,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:22:32,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:22:32,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:22:32,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:22:32,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:22:32,328 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 20:22:32,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:22:32,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:22:32,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:22:32,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:22:32,347 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:22:32,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:22:32,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:22:32,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:22:32,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:22:32,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:22:32,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:22:32,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:22:32,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:22:32,349 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:22:32,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:22:32,349 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:22:32,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:22:32,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:22:32,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:22:32,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:22:32,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:22:32,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:22:32,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:22:32,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:22:32,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:22:32,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:22:32,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:22:32,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:22:32,353 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer 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 20:22:32,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:22:32,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:22:32,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:22:32,431 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:22:32,432 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:22:32,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-09-20 20:22:32,502 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62193bdb9/378d2d3c58b2420990e4ed2214c78cd0/FLAG039a2b1a5 [2019-09-20 20:22:32,990 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:22:32,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-09-20 20:22:33,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62193bdb9/378d2d3c58b2420990e4ed2214c78cd0/FLAG039a2b1a5 [2019-09-20 20:22:33,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62193bdb9/378d2d3c58b2420990e4ed2214c78cd0 [2019-09-20 20:22:33,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:22:33,370 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:22:33,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:22:33,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:22:33,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:22:33,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f3c694c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33, skipping insertion in model container [2019-09-20 20:22:33,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,386 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:22:33,409 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:22:33,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:22:33,649 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:22:33,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:22:33,796 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:22:33,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33 WrapperNode [2019-09-20 20:22:33,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:22:33,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:22:33,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:22:33,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:22:33,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33" (1/1) ... [2019-09-20 20:22:33,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:22:33,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:22:33,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:22:33,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:22:33,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:22:33" (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 20:22:33,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:22:33,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:22:33,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 20:22:33,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 20:22:33,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 20:22:33,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2019-09-20 20:22:33,914 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2019-09-20 20:22:33,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2019-09-20 20:22:33,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2019-09-20 20:22:33,914 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:22:33,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 20:22:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:22:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 20:22:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 20:22:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 20:22:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:22:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 20:22:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 20:22:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 20:22:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2019-09-20 20:22:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:22:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2019-09-20 20:22:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2019-09-20 20:22:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2019-09-20 20:22:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:22:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:22:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:22:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:22:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:22:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:22:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:22:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:22:34,377 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:22:34,377 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 20:22:34,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:22:34 BoogieIcfgContainer [2019-09-20 20:22:34,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:22:34,379 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:22:34,379 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:22:34,380 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:22:34,381 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:22:34" (1/1) ... [2019-09-20 20:22:34,382 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:22:34,405 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:22:34,405 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:22:34,413 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:22:34,423 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:22:34,424 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:22:34,616 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 40 for LOIs [2019-09-20 20:22:35,094 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-20 20:22:35,361 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-20 20:22:35,814 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2019-09-20 20:22:36,624 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 116 [2019-09-20 20:22:37,023 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 20:22:37,298 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 20:22:37,593 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 20:22:38,223 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2019-09-20 20:22:38,653 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 90 [2019-09-20 20:22:38,784 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 20:22:38,904 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 20:22:39,209 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 81 [2019-09-20 20:22:43,999 WARN L191 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 174 DAG size of output: 170 [2019-09-20 20:22:46,998 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 174 DAG size of output: 170 [2019-09-20 20:22:58,965 WARN L191 SmtUtils]: Spent 11.96 s on a formula simplification. DAG size of input: 183 DAG size of output: 179 [2019-09-20 20:23:00,425 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-20 20:23:02,729 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-20 20:23:08,276 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 180 [2019-09-20 20:23:13,422 WARN L191 SmtUtils]: Spent 5.08 s on a formula simplification that was a NOOP. DAG size: 185 [2019-09-20 20:23:18,607 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 190