java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-invgen/MADWiFi-encode_ie_ok.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:48:35,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:48:35,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:48:35,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:48:35,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:48:35,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:48:35,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:48:35,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:48:35,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:48:35,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:48:35,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:48:35,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:48:35,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:48:35,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:48:35,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:48:35,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:48:35,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:48:35,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:48:35,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:48:35,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:48:35,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:48:35,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:48:35,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:48:35,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:48:35,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:48:35,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:48:35,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:48:35,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:48:35,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:48:35,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:48:35,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:48:35,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:48:36,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:48:36,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:48:36,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:48:36,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:48:36,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:48:36,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:48:36,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:48:36,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:48:36,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:48:36,006 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 [2019-09-21 09:48:36,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:48:36,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:48:36,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:48:36,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:48:36,023 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:48:36,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:48:36,023 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:48:36,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:48:36,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:48:36,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:48:36,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:48:36,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:48:36,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:48:36,024 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:48:36,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:48:36,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:48:36,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:48:36,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:48:36,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:48:36,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:48:36,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:48:36,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:48:36,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:48:36,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:48:36,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:48:36,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:48:36,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:48:36,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:48:36,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:48:36,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:48:36,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:48:36,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:48:36,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:48:36,097 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:48:36,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/MADWiFi-encode_ie_ok.i [2019-09-21 09:48:36,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d8ccfd4/dd8dc03b6971412c823fefbf5b3829ec/FLAGb55acbd8e [2019-09-21 09:48:36,637 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:48:36,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/MADWiFi-encode_ie_ok.i [2019-09-21 09:48:36,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d8ccfd4/dd8dc03b6971412c823fefbf5b3829ec/FLAGb55acbd8e [2019-09-21 09:48:37,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d8ccfd4/dd8dc03b6971412c823fefbf5b3829ec [2019-09-21 09:48:37,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:48:37,015 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:48:37,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:48:37,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:48:37,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:48:37,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce67a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37, skipping insertion in model container [2019-09-21 09:48:37,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,029 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:48:37,046 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:48:37,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:48:37,225 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:48:37,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:48:37,258 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:48:37,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37 WrapperNode [2019-09-21 09:48:37,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:48:37,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:48:37,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:48:37,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:48:37,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:48:37,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:48:37,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:48:37,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:48:37,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:37" (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 [2019-09-21 09:48:37,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:48:37,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:48:37,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 09:48:37,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:48:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:48:37,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-21 09:48:37,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:48:37,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:48:37,475 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:48:37,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:48:37,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:48:37,721 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:48:37,721 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:48:37,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:48:37 BoogieIcfgContainer [2019-09-21 09:48:37,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:48:37,735 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:48:37,736 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:48:37,736 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:48:37,741 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:48:37" (1/1) ... [2019-09-21 09:48:37,741 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:48:37,787 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:48:37,788 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:48:37,795 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:48:37,804 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:48:37,805 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:48:37,921 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-21 09:48:39,826 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 13 [2019-09-21 09:48:40,103 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 13 [2019-09-21 09:48:40,216 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 13 [2019-09-21 09:48:40,659 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 167 [2019-09-21 09:48:41,937 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 212 [2019-09-21 09:48:42,055 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 15 [2019-09-21 09:48:43,519 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 218 [2019-09-21 09:48:43,723 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-09-21 09:48:43,871 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2019-09-21 09:48:44,069 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 284 [2019-09-21 09:48:44,237 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 272 [2019-09-21 09:48:44,486 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 270 [2019-09-21 09:48:44,711 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2019-09-21 09:48:44,901 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2019-09-21 09:48:45,258 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 372 [2019-09-21 09:48:45,727 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 18 [2019-09-21 09:48:46,024 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 18 [2019-09-21 09:48:46,456 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 18 [2019-09-21 09:48:47,615 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 18 [2019-09-21 09:48:47,835 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 18 [2019-09-21 09:48:49,318 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 18 [2019-09-21 09:48:49,533 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 335 [2019-09-21 09:48:49,676 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2019-09-21 09:48:49,927 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 334 [2019-09-21 09:48:50,225 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2019-09-21 09:48:50,522 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2019-09-21 09:48:51,208 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 475 [2019-09-21 09:48:51,528 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 16 [2019-09-21 09:48:54,205 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2019-09-21 09:48:54,316 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 16 [2019-09-21 09:48:55,543 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 16 [2019-09-21 09:48:55,914 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2019-09-21 09:48:56,019 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 16 [2019-09-21 09:48:56,665 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 16 [2019-09-21 09:48:56,794 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 16 [2019-09-21 09:48:56,911 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 16 [2019-09-21 09:48:57,025 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 16 [2019-09-21 09:48:57,613 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2019-09-21 09:48:58,014 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 16 [2019-09-21 09:48:58,129 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 16 [2019-09-21 09:48:58,304 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 16 [2019-09-21 09:48:58,466 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 16 [2019-09-21 09:48:58,762 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 16 [2019-09-21 09:48:59,496 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 16 [2019-09-21 09:48:59,691 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 16 [2019-09-21 09:48:59,900 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2019-09-21 09:49:00,113 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 16 [2019-09-21 09:49:00,228 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 16 [2019-09-21 09:49:00,352 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2019-09-21 09:49:00,493 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 16 [2019-09-21 09:49:00,623 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2019-09-21 09:49:01,117 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2019-09-21 09:49:01,344 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 16 [2019-09-21 09:49:01,456 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 16 [2019-09-21 09:49:01,562 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 16 [2019-09-21 09:49:01,765 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 16 [2019-09-21 09:49:01,870 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 16 [2019-09-21 09:49:02,395 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2019-09-21 09:49:02,712 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 16 [2019-09-21 09:49:02,818 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2019-09-21 09:49:04,353 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2019-09-21 09:49:04,460 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 16 [2019-09-21 09:49:05,356 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 16 [2019-09-21 09:49:05,480 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 16 [2019-09-21 09:49:05,689 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 16 [2019-09-21 09:49:06,410 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 400 [2019-09-21 09:49:06,815 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2019-09-21 09:49:07,162 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 400 [2019-09-21 09:49:07,698 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 627 [2019-09-21 09:49:08,236 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 627 [2019-09-21 09:49:08,998 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 628 DAG size of output: 628 [2019-09-21 09:49:10,185 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 18 [2019-09-21 09:49:10,808 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 18 [2019-09-21 09:49:11,469 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 18 [2019-09-21 09:49:11,598 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2019-09-21 09:49:11,723 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 18 [2019-09-21 09:49:11,854 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 18 [2019-09-21 09:49:11,966 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 18 [2019-09-21 09:49:12,102 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 18 [2019-09-21 09:49:12,219 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 18 [2019-09-21 09:49:12,348 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 18 [2019-09-21 09:49:12,866 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 18 [2019-09-21 09:49:13,638 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 18 [2019-09-21 09:49:14,205 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 18