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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:21:33,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:21:33,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:21:33,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:21:33,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:21:33,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:21:33,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:21:33,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:21:33,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:21:33,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:21:33,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:21:33,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:21:33,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:21:33,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:21:33,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:21:33,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:21:33,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:21:33,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:21:33,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:21:33,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:21:33,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:21:33,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:21:33,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:21:33,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:21:33,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:21:33,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:21:33,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:21:33,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:21:33,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:21:33,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:21:33,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:21:33,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:21:33,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:21:33,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:21:33,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:21:33,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:21:33,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:21:33,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:21:33,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:21:33,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:21:33,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:21:33,292 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 21:21:33,316 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:21:33,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:21:33,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:21:33,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:21:33,319 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:21:33,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:21:33,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:21:33,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:21:33,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:21:33,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:21:33,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:21:33,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:21:33,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:21:33,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:21:33,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:21:33,322 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:21:33,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:21:33,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:21:33,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:21:33,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:21:33,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:21:33,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:21:33,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:21:33,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:21:33,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:21:33,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:21:33,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:21:33,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:21:33,325 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 -> InterpretCallSummarizer 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 21:21:33,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:21:33,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:21:33,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:21:33,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:21:33,392 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:21:33,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-20 21:21:33,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baebd1882/5957279edf20415491c02685b0945491/FLAG2c8a2780e [2019-09-20 21:21:33,968 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:21:33,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-20 21:21:33,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baebd1882/5957279edf20415491c02685b0945491/FLAG2c8a2780e [2019-09-20 21:21:34,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baebd1882/5957279edf20415491c02685b0945491 [2019-09-20 21:21:34,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:21:34,345 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:21:34,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:34,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:21:34,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:21:34,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f362d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34, skipping insertion in model container [2019-09-20 21:21:34,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,359 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:21:34,386 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:21:34,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:34,619 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:21:34,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:34,749 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:21:34,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34 WrapperNode [2019-09-20 21:21:34,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:34,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:21:34,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:21:34,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:21:34,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (1/1) ... [2019-09-20 21:21:34,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:21:34,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:21:34,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:21:34,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:21:34,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:34" (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 21:21:34,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:21:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:21:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:21:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:21:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 21:21:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 21:21:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:21:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:21:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:21:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:21:35,242 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:21:35,242 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 21:21:35,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:35 BoogieIcfgContainer [2019-09-20 21:21:35,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:21:35,244 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:21:35,244 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:21:35,245 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:21:35,245 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:35" (1/1) ... [2019-09-20 21:21:35,246 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:21:35,266 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-20 21:21:35,266 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:21:35,274 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:21:35,282 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:21:35,284 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:21:35,361 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-20 21:21:35,764 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:36,160 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 42 [2019-09-20 21:21:36,345 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:36,550 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:36,733 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:36,942 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:37,126 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:37,314 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:37,534 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:37,707 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:37,864 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:38,076 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:38,289 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:38,489 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:38,684 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:38,865 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:39,045 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:39,229 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:39,414 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:39,621 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:39,780 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:39,964 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:40,173 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:40,366 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:40,546 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:40,730 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-20 21:21:41,366 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2019-09-20 21:21:43,694 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 32 [2019-09-20 21:21:46,402 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:46,458 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:46,788 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:46,837 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:46,969 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:47,024 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:47,365 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:47,417 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:47,524 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:47,567 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:47,891 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:47,930 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:48,040 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:48,081 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:48,394 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:48,425 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:48,534 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:48,562 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:48,853 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:48,893 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:49,019 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:49,064 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:49,391 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:49,417 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:49,533 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:49,590 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:49,917 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:49,959 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:50,069 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:50,107 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:50,465 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:50,491 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:50,614 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:50,651 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:50,949 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:50,978 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:51,103 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:51,145 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:51,506 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:51,536 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:51,756 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39 [2019-09-20 21:21:51,834 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:51,874 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:52,172 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:52,235 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:52,368 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:52,393 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:53,197 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 100 [2019-09-20 21:21:53,336 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 21:21:53,554 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 21:21:53,674 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:21:54,199 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2019-09-20 21:21:54,469 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 21:21:54,746 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 21:21:54,863 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:21:55,644 WARN L191 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 117 [2019-09-20 21:21:56,013 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 21:21:56,020 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:56,122 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:56,155 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:56,903 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 101 [2019-09-20 21:21:57,022 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 21:21:57,244 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 21:21:57,349 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:21:57,886 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 110 [2019-09-20 21:21:58,179 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 21:21:58,499 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 21:21:58,617 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:21:58,627 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-20 21:21:58,736 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:58,760 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:21:59,500 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 100 [2019-09-20 21:21:59,617 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 21:21:59,843 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-20 21:21:59,951 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 21:22:00,499 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 105 [2019-09-20 21:22:00,753 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 21:22:01,036 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-20 21:22:01,150 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 21:22:01,914 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-20 21:22:02,260 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 21:22:02,265 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,341 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:02,374 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:03,119 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 100 [2019-09-20 21:22:03,238 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 21:22:03,464 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-20 21:22:03,583 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 21:22:04,116 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 105 [2019-09-20 21:22:04,379 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 21:22:04,667 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-20 21:22:04,781 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 21:22:05,561 WARN L191 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-20 21:22:05,913 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 21:22:06,063 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2019-09-20 21:22:06,084 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:06,108 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:06,416 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:06,461 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:06,637 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 41 [2019-09-20 21:22:06,811 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-20 21:22:06,986 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:07,029 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:07,781 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 101 [2019-09-20 21:22:07,898 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 21:22:08,116 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 21:22:08,221 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:22:08,727 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2019-09-20 21:22:08,994 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 21:22:09,267 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 21:22:09,384 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:22:10,129 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 122 [2019-09-20 21:22:10,498 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 21:22:10,614 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2019-09-20 21:22:10,637 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:10,665 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:11,431 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 103 [2019-09-20 21:22:11,546 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 21:22:11,784 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 21:22:11,887 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:22:12,428 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2019-09-20 21:22:12,694 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 21:22:12,988 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 21:22:13,102 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:22:14,107 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 119 [2019-09-20 21:22:14,430 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 21:22:14,554 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 1 [2019-09-20 21:22:14,573 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:14,597 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 21:22:15,346 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 102 [2019-09-20 21:22:15,462 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 21:22:15,687 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-09-20 21:22:15,793 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 21:22:16,328 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2019-09-20 21:22:16,588 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 109