/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label35.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:06:21,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:06:21,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:06:21,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:06:21,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:06:21,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:06:21,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:06:21,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:06:21,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:06:21,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:06:21,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:06:21,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:06:21,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:06:21,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:06:21,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:06:21,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:06:21,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:06:21,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:06:21,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:06:21,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:06:21,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:06:21,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:06:21,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:06:21,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:06:21,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 10:06:21,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:06:21,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:06:21,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:06:21,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:06:21,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:06:21,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:06:21,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:06:21,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:06:21,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:06:21,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:06:21,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:06:21,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 10:06:21,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:06:21,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:06:21,252 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:06:21,253 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:06:21,253 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:06:21,253 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:06:21,253 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:06:21,253 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:06:21,254 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:06:21,254 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:06:21,254 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:06:21,254 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:06:21,254 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:06:21,255 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:06:21,255 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:06:21,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:06:21,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:06:21,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:06:21,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:06:21,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:06:21,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:06:21,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:06:21,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:06:21,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:06:21,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:06:21,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:06:21,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:06:21,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:06:21,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:06:21,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:06:21,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:06:21,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:06:21,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:06:21,259 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:06:21,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:06:21,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:06:21,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:06:21,260 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:06:21,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:06:21,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:06:21,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:06:21,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:06:21,551 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:06:21,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label35.c [2019-11-24 10:06:21,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5777fc95e/c895f7a1ddd54ccea0fd7e0de46f8cd3/FLAGbb49cb678 [2019-11-24 10:06:22,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:06:22,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label35.c [2019-11-24 10:06:22,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5777fc95e/c895f7a1ddd54ccea0fd7e0de46f8cd3/FLAGbb49cb678 [2019-11-24 10:06:22,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5777fc95e/c895f7a1ddd54ccea0fd7e0de46f8cd3 [2019-11-24 10:06:22,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:06:22,447 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:06:22,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:06:22,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:06:22,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:06:22,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:06:22" (1/1) ... [2019-11-24 10:06:22,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ff2346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:22, skipping insertion in model container [2019-11-24 10:06:22,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:06:22" (1/1) ... [2019-11-24 10:06:22,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:06:22,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:06:23,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:06:23,070 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:06:23,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:06:23,259 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:06:23,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23 WrapperNode [2019-11-24 10:06:23,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:06:23,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:06:23,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:06:23,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:06:23,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:06:23,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:06:23,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:06:23,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:06:23,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (1/1) ... [2019-11-24 10:06:23,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:06:23,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:06:23,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:06:23,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:06:23,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:23" (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 [2019-11-24 10:06:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:06:23,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:06:25,494 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:06:25,494 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:06:25,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:06:25 BoogieIcfgContainer [2019-11-24 10:06:25,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:06:25,496 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:06:25,496 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:06:25,497 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:06:25,498 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:06:25" (1/1) ... [2019-11-24 10:06:25,498 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 10:06:25,521 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:06:25,522 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:06:25,529 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:06:25,537 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:06:25,539 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:06:25,790 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-11-24 10:06:25,969 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-11-24 10:06:28,516 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-11-24 10:06:28,626 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6139 conjuctions. This might take some time... [2019-11-24 10:06:31,481 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-11-24 10:06:31,580 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6139 conjuctions. This might take some time... [2019-11-24 10:06:34,539 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-11-24 10:06:34,640 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6139 conjuctions. This might take some time... [2019-11-24 10:06:40,533 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-11-24 10:06:42,062 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:06:43,412 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:06:43,562 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:06:43,677 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:06:44,985 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:06:45,089 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:06:48,567 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:06:49,308 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:06:52,620 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:52,808 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:06:52,818 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:06:54,149 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 10:06:54,432 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 20791 conjuctions. This might take some time... [2019-11-24 10:07:12,514 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 10:07:12,703 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 20791 conjuctions. This might take some time... [2019-11-24 10:07:31,472 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-11-24 10:07:31,689 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 20791 conjuctions. This might take some time... [2019-11-24 10:07:53,810 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:07:54,302 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:07:54,510 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 165 [2019-11-24 10:07:54,616 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 165 [2019-11-24 10:07:54,722 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:07:54,851 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:54,961 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:55,071 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:55,188 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:55,307 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:55,426 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:55,557 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:55,677 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:55,812 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:55,940 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:56,063 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:56,182 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:56,314 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:56,433 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:56,553 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:56,673 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:56,803 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:56,928 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:57,060 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:07:57,183 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:07:57,303 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:57,436 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:57,562 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:57,693 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:57,847 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2019-11-24 10:07:57,992 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2019-11-24 10:07:58,119 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:58,252 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:58,397 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:58,527 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:58,725 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 170 [2019-11-24 10:07:58,860 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 170 [2019-11-24 10:07:59,012 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:59,155 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 170 [2019-11-24 10:07:59,300 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 170 [2019-11-24 10:07:59,448 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:59,624 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:07:59,760 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:07:59,895 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:08:00,098 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 172 [2019-11-24 10:08:00,263 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 172 [2019-11-24 10:08:00,406 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:08:00,566 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:08:00,715 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:08:00,861 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:08:01,027 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:08:01,180 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:08:01,343 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:08:01,515 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:08:01,667 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:08:01,819 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:08:01,985 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:08:02,143 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:08:02,301 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:08:02,489 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:08:02,656 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:08:02,813 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:08:02,978 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:08:03,141 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:08:03,305 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:08:03,497 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:08:03,674 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:08:03,844 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:08:04,021 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:08:04,196 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:08:04,370 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:08:04,571 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:08:04,760 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:08:04,951 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 179