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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:23:44,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:23:44,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:23:45,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:23:45,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:23:45,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:23:45,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:23:45,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:23:45,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:23:45,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:23:45,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:23:45,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:23:45,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:23:45,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:23:45,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:23:45,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:23:45,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:23:45,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:23:45,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:23:45,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:23:45,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:23:45,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:23:45,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:23:45,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:23:45,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:23:45,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:23:45,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:23:45,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:23:45,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:23:45,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:23:45,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:23:45,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:23:45,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:23:45,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:23:45,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:23:45,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:23:45,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:23:45,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:23:45,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:23:45,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:23:45,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:23:45,086 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 19:23:45,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:23:45,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:23:45,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:23:45,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:23:45,130 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:23:45,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:23:45,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:23:45,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:23:45,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:23:45,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:23:45,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:23:45,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:23:45,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:23:45,134 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:23:45,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:23:45,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:23:45,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:23:45,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:23:45,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:23:45,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:23:45,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:23:45,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:23:45,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:23:45,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:23:45,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:23:45,139 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:23:45,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:23:45,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:23:45,140 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 -> SingleStatement 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 19:23:45,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:23:45,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:23:45,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:23:45,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:23:45,221 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:23:45,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-09-20 19:23:45,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e011b532/9343f1a2eb7943a2bacc42fc3e169ede/FLAGb6c999eab [2019-09-20 19:23:45,813 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:23:45,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-09-20 19:23:45,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e011b532/9343f1a2eb7943a2bacc42fc3e169ede/FLAGb6c999eab [2019-09-20 19:23:46,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e011b532/9343f1a2eb7943a2bacc42fc3e169ede [2019-09-20 19:23:46,132 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:23:46,134 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:23:46,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:23:46,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:23:46,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:23:46,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f684b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46, skipping insertion in model container [2019-09-20 19:23:46,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,152 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:23:46,195 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:23:46,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:23:46,553 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:23:46,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:23:46,643 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:23:46,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46 WrapperNode [2019-09-20 19:23:46,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:23:46,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:23:46,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:23:46,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:23:46,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46" (1/1) ... [2019-09-20 19:23:46,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:23:46,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:23:46,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:23:46,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:23:46,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:46" (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 19:23:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:23:46,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:23:46,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:23:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:23:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-20 19:23:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-20 19:23:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:23:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:23:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:23:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:23:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:23:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:23:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:23:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:23:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:23:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:23:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:23:47,790 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:23:47,790 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 19:23:47,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:47 BoogieIcfgContainer [2019-09-20 19:23:47,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:23:47,793 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:23:47,793 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:23:47,793 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:23:47,794 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:47" (1/1) ... [2019-09-20 19:23:47,795 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 19:23:47,819 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:23:47,819 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:23:47,830 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:23:47,839 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:23:47,841 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:23:48,368 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2019-09-20 19:23:48,524 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 19:23:48,747 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2019-09-20 19:23:48,947 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 88 for LOIs [2019-09-20 19:23:49,860 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 19:23:50,491 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:23:51,215 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-20 19:23:51,922 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-20 19:23:52,791 WARN L191 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 19:23:53,591 WARN L191 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-09-20 19:23:54,516 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-20 19:23:55,450 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-09-20 19:23:56,507 WARN L191 SmtUtils]: Spent 907.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-09-20 19:23:57,524 WARN L191 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-09-20 19:23:58,678 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 195 [2019-09-20 19:23:59,871 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 194 [2019-09-20 19:24:01,165 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 207 [2019-09-20 19:24:02,484 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 206 [2019-09-20 19:24:03,964 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 219 [2019-09-20 19:24:05,384 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 218 [2019-09-20 19:24:07,012 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 231 [2019-09-20 19:24:08,577 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 230 [2019-09-20 19:24:10,414 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 244 [2019-09-20 19:24:12,127 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 243 [2019-09-20 19:24:14,089 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 257 [2019-09-20 19:24:15,945 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 256 [2019-09-20 19:24:18,054 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 270 [2019-09-20 19:24:20,053 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 269 [2019-09-20 19:24:22,562 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 282 [2019-09-20 19:24:24,801 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 281 [2019-09-20 19:24:27,279 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 295 [2019-09-20 19:24:29,666 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 294