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_DDA -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:21:06,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:21:06,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:21:06,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:21:06,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:21:06,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:21:06,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:21:06,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:21:06,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:21:06,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:21:06,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:21:06,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:21:06,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:21:06,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:21:06,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:21:06,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:21:06,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:21:06,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:21:06,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:21:06,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:21:06,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:21:06,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:21:06,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:21:06,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:21:06,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:21:06,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:21:06,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:21:06,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:21:06,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:21:06,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:21:06,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:21:06,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:21:06,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:21:06,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:21:06,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:21:06,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:21:06,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:21:06,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:21:06,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:21:06,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:21:06,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:21:06,099 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 17:21:06,113 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:21:06,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:21:06,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:21:06,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:21:06,115 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:21:06,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:21:06,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:21:06,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:21:06,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:21:06,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:21:06,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:21:06,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:21:06,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:21:06,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:21:06,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:21:06,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:21:06,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:21:06,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:21:06,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:21:06,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:21:06,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:21:06,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:21:06,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:21:06,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:21:06,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:21:06,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:21:06,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:21:06,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:21:06,120 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_DDA [2019-09-20 17:21:06,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:21:06,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:21:06,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:21:06,166 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:21:06,167 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:21:06,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2019-09-20 17:21:06,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ab07b6b/fc29698b2d214d40983e6d500fa54c78/FLAGa6fe50fdd [2019-09-20 17:21:06,725 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:21:06,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2019-09-20 17:21:06,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ab07b6b/fc29698b2d214d40983e6d500fa54c78/FLAGa6fe50fdd [2019-09-20 17:21:07,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ab07b6b/fc29698b2d214d40983e6d500fa54c78 [2019-09-20 17:21:07,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:21:07,028 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:21:07,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:21:07,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:21:07,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:21:07,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:07,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bf0b1d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07, skipping insertion in model container [2019-09-20 17:21:07,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:07,045 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:21:07,134 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:21:07,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:21:07,675 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:21:07,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:21:07,977 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:21:07,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07 WrapperNode [2019-09-20 17:21:07,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:21:07,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:21:07,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:21:07,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:21:07,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:07,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:08,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:08,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:08,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:08,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:08,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07" (1/1) ... [2019-09-20 17:21:08,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:21:08,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:21:08,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:21:08,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:21:08,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:07" (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 17:21:08,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:21:08,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:21:08,166 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:21:08,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:21:08,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 17:21:08,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 17:21:08,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:21:08,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:21:08,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:21:08,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:21:09,438 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:21:09,440 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 17:21:09,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:21:09 BoogieIcfgContainer [2019-09-20 17:21:09,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:21:09,443 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:21:09,443 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:21:09,443 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:21:09,446 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:21:09" (1/1) ... [2019-09-20 17:21:09,447 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:21:09,476 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 17:21:09,477 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:21:09,497 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:21:09,507 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:21:09,512 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:21:09,635 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-20 17:21:10,547 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:10,576 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:10,719 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:21:10,843 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:21:10,863 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:10,885 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:11,197 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:21:11,424 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:21:11,488 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:11,503 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:11,888 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:21:12,266 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:21:12,277 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:12,301 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:12,891 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:21:13,415 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:21:13,428 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:13,457 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:14,219 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 17:21:14,938 WARN L191 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 17:21:14,974 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:14,995 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:15,945 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 17:21:16,940 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 17:21:16,952 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:16,978 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:18,214 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 17:21:19,389 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 17:21:19,402 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:19,430 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:21,012 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 17:21:22,506 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 17:21:22,521 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:22,535 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:22,569 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:22,582 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:22,951 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:21:23,283 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:21:23,292 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:23,302 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:23,867 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:21:24,373 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:21:24,383 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:24,405 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:25,125 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 17:21:25,806 WARN L191 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 17:21:25,839 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:25,854 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:26,826 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 17:21:27,767 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 17:21:27,776 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:27,787 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:29,028 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 17:21:30,234 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 17:21:30,245 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:30,259 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:31,790 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 17:21:33,343 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 17:21:33,354 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:33,364 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:33,409 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:33,419 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:33,759 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:21:34,087 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:21:34,096 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:34,115 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:34,618 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:21:35,111 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:21:35,119 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:35,136 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:35,853 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 17:21:36,550 WARN L191 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 17:21:36,574 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:36,597 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:37,565 WARN L191 SmtUtils]: Spent 944.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 17:21:38,503 WARN L191 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 17:21:38,511 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:38,521 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:39,742 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 17:21:40,941 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 17:21:40,951 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:40,978 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:42,514 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 17:21:44,028 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 17:21:44,037 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:44,063 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:44,091 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:44,099 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:44,460 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:21:44,791 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:21:44,797 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:44,810 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:45,312 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:21:45,807 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:21:45,814 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:45,823 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:46,531 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 17:21:47,224 WARN L191 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 17:21:47,247 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:47,259 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:48,221 WARN L191 SmtUtils]: Spent 941.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 17:21:49,155 WARN L191 SmtUtils]: Spent 932.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 17:21:49,164 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:49,186 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6