/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label49.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 20:55:19,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 20:55:19,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 20:55:19,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-10-23 20:55:20,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 20:55:20,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 20:55:20,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 20:55:20,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-10-23 20:55:20,051 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 20:55:20,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 20:55:20,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 20:55:20,057 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 20:55:20,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 20:55:20,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 20:55:20,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 20:55:20,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 20:55:20,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 20:55:20,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 20:55:20,059 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 20:55:20,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 20:55:20,060 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 20:55:20,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 20:55:20,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 20:55:20,061 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-23 20:55:20,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 20:55:20,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 20:55:20,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 20:55:20,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 20:55:20,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-23 20:55:20,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 20:55:20,062 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 20:55:20,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 20:55:20,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 20:55:20,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 20:55:20,509 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 20:55:20,510 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 20:55:20,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label49.c [2020-10-23 20:55:20,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2ca1631c/99f130dd24e24101a8b590946875a34d/FLAGa16a4eb91 [2020-10-23 20:55:21,269 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 20:55:21,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label49.c [2020-10-23 20:55:21,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2ca1631c/99f130dd24e24101a8b590946875a34d/FLAGa16a4eb91 [2020-10-23 20:55:21,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2ca1631c/99f130dd24e24101a8b590946875a34d [2020-10-23 20:55:21,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 20:55:21,527 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 20:55:21,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 20:55:21,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 20:55:21,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 20:55:21,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:55:21" (1/1) ... [2020-10-23 20:55:21,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bff44d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:21, skipping insertion in model container [2020-10-23 20:55:21,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:55:21" (1/1) ... [2020-10-23 20:55:21,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 20:55:21,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 20:55:22,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 20:55:22,072 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 20:55:22,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 20:55:22,190 INFO L208 MainTranslator]: Completed translation [2020-10-23 20:55:22,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22 WrapperNode [2020-10-23 20:55:22,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 20:55:22,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 20:55:22,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 20:55:22,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 20:55:22,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (1/1) ... [2020-10-23 20:55:22,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (1/1) ... [2020-10-23 20:55:22,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (1/1) ... [2020-10-23 20:55:22,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (1/1) ... [2020-10-23 20:55:22,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (1/1) ... [2020-10-23 20:55:22,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (1/1) ... [2020-10-23 20:55:22,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (1/1) ... [2020-10-23 20:55:22,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 20:55:22,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 20:55:22,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 20:55:22,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 20:55:22,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (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 [2020-10-23 20:55:22,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 20:55:22,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 20:55:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 20:55:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-23 20:55:22,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 20:55:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-23 20:55:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 20:55:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 20:55:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 20:55:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 20:55:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 20:55:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-23 20:55:22,434 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 20:55:22,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 20:55:22,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 20:55:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 20:55:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 20:55:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 20:55:22,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 20:55:24,001 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 20:55:24,001 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-23 20:55:24,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:55:24 BoogieIcfgContainer [2020-10-23 20:55:24,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 20:55:24,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 20:55:24,006 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 20:55:24,009 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 20:55:24,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 08:55:21" (1/3) ... [2020-10-23 20:55:24,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c18a3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:55:24, skipping insertion in model container [2020-10-23 20:55:24,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:55:22" (2/3) ... [2020-10-23 20:55:24,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c18a3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:55:24, skipping insertion in model container [2020-10-23 20:55:24,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:55:24" (3/3) ... [2020-10-23 20:55:24,013 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label49.c [2020-10-23 20:55:24,025 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-23 20:55:24,031 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 20:55:24,044 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-23 20:55:24,068 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 20:55:24,068 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 20:55:24,068 INFO L379 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-10-23 20:55:24,069 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 20:55:24,069 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 20:55:24,069 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 20:55:24,069 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 20:55:24,069 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 20:55:24,097 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states. [2020-10-23 20:55:24,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-23 20:55:24,123 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 20:55:24,124 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 20:55:24,125 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 20:55:24,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 20:55:24,132 INFO L82 PathProgramCache]: Analyzing trace with hash 741127792, now seen corresponding path program 1 times [2020-10-23 20:55:24,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-23 20:55:24,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [638946456] [2020-10-23 20:55:24,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 20:55:24,209 INFO L321 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-10-23 20:55:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 20:55:24,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 20:55:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 20:55:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 20:55:24,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [638946456] [2020-10-23 20:55:24,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 20:55:24,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-23 20:55:24,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900978421] [2020-10-23 20:55:24,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-23 20:55:24,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-23 20:55:24,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-23 20:55:24,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-23 20:55:24,908 INFO L87 Difference]: Start difference. First operand 537 states. Second operand 5 states. [2020-10-23 20:55:28,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 20:55:28,700 INFO L93 Difference]: Finished difference Result 1373 states and 1909 transitions. [2020-10-23 20:55:28,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-23 20:55:28,702 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2020-10-23 20:55:28,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 20:55:28,725 INFO L225 Difference]: With dead ends: 1373 [2020-10-23 20:55:28,725 INFO L226 Difference]: Without dead ends: 790 [2020-10-23 20:55:28,736 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-23 20:55:28,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2020-10-23 20:55:29,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 755. [2020-10-23 20:55:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2020-10-23 20:55:29,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 941 transitions. [2020-10-23 20:55:29,042 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 941 transitions. Word has length 144 [2020-10-23 20:55:29,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 20:55:29,046 INFO L481 AbstractCegarLoop]: Abstraction has 755 states and 941 transitions. [2020-10-23 20:55:29,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-23 20:55:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 941 transitions. [2020-10-23 20:55:29,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-23 20:55:29,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 20:55:29,064 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 20:55:29,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 20:55:29,065 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 20:55:29,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 20:55:29,067 INFO L82 PathProgramCache]: Analyzing trace with hash -57253084, now seen corresponding path program 1 times [2020-10-23 20:55:29,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-23 20:55:29,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [556684131] [2020-10-23 20:55:29,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 20:55:29,345 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 66 [2020-10-23 20:55:29,711 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 60 [2020-10-23 20:55:30,008 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2020-10-23 20:55:30,391 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 60 [2020-10-23 20:55:30,727 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 60 [2020-10-23 20:55:31,031 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2020-10-23 20:55:31,861 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 159 [2020-10-23 20:55:32,418 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2020-10-23 20:55:32,965 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2020-10-23 20:55:33,464 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2020-10-23 20:55:34,039 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 159 [2020-10-23 20:55:34,580 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2020-10-23 20:55:35,085 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2020-10-23 20:55:35,607 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2020-10-23 20:55:36,120 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2020-10-23 20:55:36,628 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 157 [2020-10-23 20:55:36,639 INFO L309 leratedInterpolation]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2020-10-23 20:55:37,638 INFO L309 leratedInterpolation]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2020-10-23 20:55:38,656 INFO L309 leratedInterpolation]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2020-10-23 20:55:39,588 INFO L309 leratedInterpolation]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2020-10-23 20:55:40,408 INFO L309 leratedInterpolation]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2020-10-23 20:55:41,381 INFO L309 leratedInterpolation]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2020-10-23 20:55:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 20:55:42,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 20:55:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 20:55:42,507 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 20:55:43,072 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-10-23 20:55:43,259 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-23 20:55:43,643 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-10-23 20:55:43,898 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-10-23 20:55:44,187 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-10-23 20:55:44,514 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-10-23 20:55:44,874 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-10-23 20:55:45,115 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 35 [2020-10-23 20:55:46,714 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-10-23 20:55:47,436 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2020-10-23 20:55:48,537 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2020-10-23 20:55:49,002 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-23 20:55:49,806 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2020-10-23 20:55:50,316 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-10-23 20:55:51,235 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2020-10-23 20:55:51,814 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-23 20:55:52,406 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-10-23 20:55:53,048 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-23 20:55:53,692 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-23 20:55:54,397 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-23 20:55:55,122 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-23 20:55:55,876 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-23 20:55:56,695 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-23 20:55:57,514 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-23 20:55:57,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [556684131] [2020-10-23 20:55:57,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 20:55:57,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-10-23 20:55:57,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532012024] [2020-10-23 20:55:57,519 INFO L461 AbstractCegarLoop]: Interpolant automaton has 52 states [2020-10-23 20:55:57,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-23 20:55:57,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2020-10-23 20:55:57,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=849, Invalid=2691, Unknown=0, NotChecked=0, Total=3540 [2020-10-23 20:55:57,523 INFO L87 Difference]: Start difference. First operand 755 states and 941 transitions. Second operand 52 states. [2020-10-23 20:55:57,754 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-10-23 20:55:57,909 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-10-23 20:55:58,062 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-23 20:55:58,215 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-10-23 20:55:58,391 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-23 20:55:58,566 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-23 20:55:58,747 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-23 20:55:59,178 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 122 [2020-10-23 20:55:59,595 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 57 [2020-10-23 20:56:00,223 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 128 [2020-10-23 20:56:00,637 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 50 [2020-10-23 20:56:01,158 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 53 [2020-10-23 20:56:02,051 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2020-10-23 20:56:02,859 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 131 [2020-10-23 20:56:03,180 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2020-10-23 20:56:04,419 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2020-10-23 20:56:04,878 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 128 [2020-10-23 20:56:05,054 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-23 20:56:05,448 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2020-10-23 20:56:05,966 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 131 [2020-10-23 20:56:06,303 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2020-10-23 20:56:06,747 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 125 [2020-10-23 20:56:07,330 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 134 [2020-10-23 20:56:07,875 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 127 [2020-10-23 20:56:08,384 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 53 [2020-10-23 20:56:09,230 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 137 [2020-10-23 20:56:09,749 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 130 [2020-10-23 20:56:09,939 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2020-10-23 20:56:10,392 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-10-23 20:56:10,986 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 133 [2020-10-23 20:56:11,764 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 140 [2020-10-23 20:56:12,564 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 143 [2020-10-23 20:56:13,623 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 145 [2020-10-23 20:56:14,428 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 140 [2020-10-23 20:56:15,570 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 151 [2020-10-23 20:56:15,928 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 106 [2020-10-23 20:56:16,871 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 143 [2020-10-23 20:56:17,810 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 151 [2020-10-23 20:56:18,685 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-10-23 20:56:19,657 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 152 [2020-10-23 20:56:19,868 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-23 20:56:20,285 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-23 20:56:20,972 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 128 [2020-10-23 20:56:21,941 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 144 [2020-10-23 20:56:23,002 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 155 [2020-10-23 20:56:23,392 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 124 [2020-10-23 20:56:24,163 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2020-10-23 20:56:24,947 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 131 [2020-10-23 20:56:26,411 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 169 DAG size of output: 156 [2020-10-23 20:56:26,979 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 134 [2020-10-23 20:56:27,163 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-23 20:56:28,843 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 176 DAG size of output: 157 [2020-10-23 20:56:29,449 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2020-10-23 20:56:29,637 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-23 20:56:30,354 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 140 [2020-10-23 20:56:30,621 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-23 20:56:31,540 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 143 [2020-10-23 20:56:32,110 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 141 [2020-10-23 20:56:32,811 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 144 [2020-10-23 20:56:33,775 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 145 [2020-10-23 20:56:34,227 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 51 [2020-10-23 20:56:34,909 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 147 [2020-10-23 20:56:35,852 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 148 [2020-10-23 20:56:36,786 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 151 [2020-10-23 20:56:37,606 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 151 [2020-10-23 20:56:37,842 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-23 20:56:39,559 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 179 DAG size of output: 159 [2020-10-23 20:56:40,478 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 151 [2020-10-23 20:56:41,351 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 152 [2020-10-23 20:56:41,533 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2020-10-23 20:56:41,740 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-10-23 20:56:43,605 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 180 DAG size of output: 161 [2020-10-23 20:56:44,615 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 152 [2020-10-23 20:56:45,597 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2020-10-23 20:56:45,966 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2020-10-23 20:56:46,417 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 124 [2020-10-23 20:56:46,609 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 47 [2020-10-23 20:56:47,711 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 153 [2020-10-23 20:56:48,768 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 157 [2020-10-23 20:56:49,326 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2020-10-23 20:56:50,503 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 154 [2020-10-23 20:56:51,635 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 160 [2020-10-23 20:56:51,881 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-23 20:56:52,139 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-10-23 20:56:53,290 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 165 DAG size of output: 163 [2020-10-23 20:56:54,010 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 127 [2020-10-23 20:56:55,590 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 164 DAG size of output: 155 [2020-10-23 20:56:55,755 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-10-23 20:56:56,960 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 167 DAG size of output: 164 [2020-10-23 20:56:58,743 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2020-10-23 20:56:58,961 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-23 20:56:59,814 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 131 [2020-10-23 20:57:01,764 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 169 DAG size of output: 161 [2020-10-23 20:57:02,048 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-23 20:57:03,261 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 167 DAG size of output: 164 [2020-10-23 20:57:03,751 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-10-23 20:57:04,970 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 168 DAG size of output: 165 [2020-10-23 20:57:05,315 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-10-23 20:57:05,673 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-10-23 20:57:06,955 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 169 DAG size of output: 166 [2020-10-23 20:57:07,384 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-23 20:57:08,711 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 170 DAG size of output: 167 [2020-10-23 20:57:10,631 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2020-10-23 20:57:11,036 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-23 20:57:12,463 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 171 DAG size of output: 168 [2020-10-23 20:57:14,464 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 171 DAG size of output: 163 [2020-10-23 20:57:14,911 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-23 20:57:16,447 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 172 DAG size of output: 171 [2020-10-23 20:57:18,547 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 174 DAG size of output: 165 [2020-10-23 20:57:19,041 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-23 20:57:20,601 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2020-10-23 20:57:22,815 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 175 DAG size of output: 167 [2020-10-23 20:57:23,355 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-23 20:57:25,027 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2020-10-23 20:57:25,470 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 52 [2020-10-23 20:57:26,122 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-23 20:57:26,825 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-23 20:57:28,542 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2020-10-23 20:57:29,242 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-23 20:57:31,040 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2020-10-23 20:57:31,837 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 130 [2020-10-23 20:57:32,552 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-23 20:57:34,388 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2020-10-23 20:57:35,086 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-23 20:57:35,806 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-23 20:57:36,631 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-10-23 20:57:37,484 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-23 20:57:37,763 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2020-10-23 20:57:38,653 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-23 20:57:39,257 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 61 [2020-10-23 20:57:40,197 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-23 20:57:41,175 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-23 20:57:42,254 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-23 20:57:43,140 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 133 [2020-10-23 20:57:44,141 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-23 20:57:45,241 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-23 20:57:46,415 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-23 20:57:47,578 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-23 20:57:47,826 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-23 20:57:48,074 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-10-23 20:57:48,601 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 125 [2020-10-23 20:57:49,267 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 128 [2020-10-23 20:57:49,914 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 131 [2020-10-23 20:57:50,737 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 134 [2020-10-23 20:57:51,980 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 137 [2020-10-23 20:57:53,589 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 95 DAG size of output: 87 [2020-10-23 20:57:54,504 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 140 [2020-10-23 20:57:55,757 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 141 [2020-10-23 20:57:56,391 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2020-10-23 20:57:57,127 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 65 [2020-10-23 20:57:57,631 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2020-10-23 20:57:58,183 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 74 [2020-10-23 20:57:58,703 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2020-10-23 20:57:59,449 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 45 [2020-10-23 20:58:00,211 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 69 [2020-10-23 20:58:01,017 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 67 [2020-10-23 20:58:01,629 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 69 [2020-10-23 20:58:02,224 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 67 [2020-10-23 20:58:04,024 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 110 [2020-10-23 20:58:04,392 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2020-10-23 20:58:04,920 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 127 [2020-10-23 20:58:05,720 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 130 [2020-10-23 20:58:06,444 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2020-10-23 20:58:06,915 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 65 [2020-10-23 20:58:07,383 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2020-10-23 20:58:07,884 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2020-10-23 20:58:08,368 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2020-10-23 20:58:09,088 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2020-10-23 20:58:09,897 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2020-10-23 20:58:10,590 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-10-23 20:58:11,343 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2020-10-23 20:58:12,111 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-10-23 20:58:13,083 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-23 20:58:13,510 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-10-23 20:58:13,927 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-10-23 20:58:14,420 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-10-23 20:58:18,467 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 72 [2020-10-23 20:58:19,107 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 64 [2020-10-23 20:58:19,724 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 70 [2020-10-23 20:58:20,379 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 72 [2020-10-23 20:58:21,004 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 70 [2020-10-23 20:58:21,759 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2020-10-23 20:58:22,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 20:58:22,231 INFO L93 Difference]: Finished difference Result 3034 states and 4609 transitions. [2020-10-23 20:58:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 295 states. [2020-10-23 20:58:22,233 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 174 [2020-10-23 20:58:22,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 20:58:22,241 INFO L225 Difference]: With dead ends: 3034 [2020-10-23 20:58:22,241 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 20:58:22,299 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 70 SyntacticMatches, 2 SemanticMatches, 326 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45065 ImplicationChecksByTransitivity, 144.2s TimeCoverageRelationStatistics Valid=12046, Invalid=95210, Unknown=0, NotChecked=0, Total=107256 [2020-10-23 20:58:22,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 20:58:22,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 20:58:22,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 20:58:22,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 20:58:22,300 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2020-10-23 20:58:22,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 20:58:22,301 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 20:58:22,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 52 states. [2020-10-23 20:58:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 20:58:22,301 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 20:58:22,301 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 20:58:22,304 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 21:00:53,506 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:00:57,353 WARN L193 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:01,169 WARN L193 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:04,996 WARN L193 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:05,213 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 42 [2020-10-23 21:01:05,450 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:01:05,685 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:01:09,501 WARN L193 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:09,758 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:01:13,556 WARN L193 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:14,603 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 195 DAG size of output: 97 [2020-10-23 21:01:15,854 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 189 DAG size of output: 85 [2020-10-23 21:01:15,981 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:01:16,234 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-10-23 21:01:16,557 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2020-10-23 21:01:17,476 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2020-10-23 21:01:21,319 WARN L193 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:24,298 WARN L193 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 214 DAG size of output: 132 [2020-10-23 21:01:25,577 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 189 DAG size of output: 85 [2020-10-23 21:01:29,395 WARN L193 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:33,262 WARN L193 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:33,659 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 77 [2020-10-23 21:01:33,789 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:01:34,165 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2020-10-23 21:01:35,046 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 87 [2020-10-23 21:01:35,175 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:01:39,032 WARN L193 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:01:39,299 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:01:39,564 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 39 [2020-10-23 21:01:40,096 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 72 [2020-10-23 21:01:40,337 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 68 [2020-10-23 21:01:41,173 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2020-10-23 21:01:43,390 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 227 DAG size of output: 106 [2020-10-23 21:01:44,639 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 182 DAG size of output: 84 [2020-10-23 21:01:47,138 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 216 DAG size of output: 102 [2020-10-23 21:01:47,688 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 77 [2020-10-23 21:01:48,073 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2020-10-23 21:01:48,729 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 78 [2020-10-23 21:01:51,412 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 233 DAG size of output: 108 [2020-10-23 21:01:51,673 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 39 [2020-10-23 21:01:51,922 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 68 [2020-10-23 21:01:52,167 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2020-10-23 21:01:52,609 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-10-23 21:01:53,409 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 84 [2020-10-23 21:01:54,234 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 98 [2020-10-23 21:01:54,609 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 53 [2020-10-23 21:01:55,624 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 194 DAG size of output: 84 [2020-10-23 21:01:55,879 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2020-10-23 21:01:57,183 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 193 DAG size of output: 100 [2020-10-23 21:01:57,898 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2020-10-23 21:01:58,152 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2020-10-23 21:01:58,952 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 87 [2020-10-23 21:02:00,172 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 185 DAG size of output: 92 [2020-10-23 21:02:00,518 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 84 [2020-10-23 21:02:01,241 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 91 [2020-10-23 21:02:01,706 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2020-10-23 21:02:01,922 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 46 [2020-10-23 21:02:04,942 WARN L193 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 233 DAG size of output: 111 [2020-10-23 21:02:05,316 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2020-10-23 21:02:05,505 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 47 [2020-10-23 21:02:05,752 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:02:05,882 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:02:06,013 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:02:09,962 WARN L193 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:10,232 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:02:14,182 WARN L193 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:18,127 WARN L193 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:22,094 WARN L193 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:22,345 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:02:22,571 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 42 [2020-10-23 21:02:22,821 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:02:26,778 WARN L193 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:30,729 WARN L193 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:30,864 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:02:31,110 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-10-23 21:02:35,087 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:35,790 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2020-10-23 21:02:36,874 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 195 DAG size of output: 97 [2020-10-23 21:02:37,141 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-10-23 21:02:37,495 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2020-10-23 21:02:38,410 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2020-10-23 21:02:39,518 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 195 DAG size of output: 97 [2020-10-23 21:02:40,011 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 60 [2020-10-23 21:02:40,263 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2020-10-23 21:02:41,399 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 200 DAG size of output: 103 [2020-10-23 21:02:41,656 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-10-23 21:02:45,670 WARN L193 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:46,537 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 94 [2020-10-23 21:02:47,145 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 79 [2020-10-23 21:02:47,281 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:02:47,509 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 53 [2020-10-23 21:02:47,814 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-10-23 21:02:48,086 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:02:48,217 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:02:52,248 WARN L193 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:56,311 WARN L193 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:02:56,566 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:03:00,609 WARN L193 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:03:04,611 WARN L193 SmtUtils]: Spent 3.99 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:03:08,668 WARN L193 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:03:08,925 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 42 [2020-10-23 21:03:09,152 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 46 [2020-10-23 21:03:09,414 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-10-23 21:03:13,661 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 236 DAG size of output: 117 [2020-10-23 21:03:14,156 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2020-10-23 21:03:14,296 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:03:14,913 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 75 [2020-10-23 21:03:17,256 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 211 DAG size of output: 108 [2020-10-23 21:03:18,631 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 189 DAG size of output: 85 [2020-10-23 21:03:19,013 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 65 [2020-10-23 21:03:19,733 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 79 [2020-10-23 21:03:20,121 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 66 [2020-10-23 21:03:20,950 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 87 [2020-10-23 21:03:21,332 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 66 [2020-10-23 21:03:25,454 WARN L193 SmtUtils]: Spent 4.11 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:03:26,593 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 195 DAG size of output: 97 [2020-10-23 21:03:30,703 WARN L193 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:03:31,446 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 79 [2020-10-23 21:03:31,727 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:03:31,987 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:03:36,131 WARN L193 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:03:38,703 WARN L193 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 211 DAG size of output: 106 [2020-10-23 21:03:39,407 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 78 [2020-10-23 21:03:42,023 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 232 DAG size of output: 111 [2020-10-23 21:03:42,423 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 52 [2020-10-23 21:03:42,777 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2020-10-23 21:03:43,144 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 64 [2020-10-23 21:03:43,648 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 67 [2020-10-23 21:03:43,918 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-10-23 21:03:44,193 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 68 [2020-10-23 21:03:48,363 WARN L193 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:03:49,528 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 200 DAG size of output: 103 [2020-10-23 21:03:51,279 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 145 DAG size of output: 120 [2020-10-23 21:03:51,538 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 68 [2020-10-23 21:03:51,821 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2020-10-23 21:03:52,514 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2020-10-23 21:03:53,668 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 195 DAG size of output: 97 [2020-10-23 21:03:54,275 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 82 [2020-10-23 21:03:54,550 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-10-23 21:03:54,854 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2020-10-23 21:03:55,504 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 70 [2020-10-23 21:03:56,028 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2020-10-23 21:03:56,390 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2020-10-23 21:03:56,856 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 54 [2020-10-23 21:03:57,190 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 49 [2020-10-23 21:03:57,721 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2020-10-23 21:03:58,352 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 79 [2020-10-23 21:03:58,632 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:04:02,865 WARN L193 SmtUtils]: Spent 4.19 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:07,081 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:07,348 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 42 [2020-10-23 21:04:07,686 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 47 [2020-10-23 21:04:11,915 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:12,338 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2020-10-23 21:04:12,625 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 39 [2020-10-23 21:04:16,393 WARN L193 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 157 DAG size of output: 137 [2020-10-23 21:04:20,617 WARN L193 SmtUtils]: Spent 4.21 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:24,799 WARN L193 SmtUtils]: Spent 4.17 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:25,805 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 87 [2020-10-23 21:04:26,211 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 66 [2020-10-23 21:04:30,444 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:30,726 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:04:30,981 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 42 [2020-10-23 21:04:31,233 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 42 [2020-10-23 21:04:35,479 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:35,620 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:04:35,886 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:04:36,036 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:04:40,311 WARN L193 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:40,584 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:04:44,862 WARN L193 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:45,123 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:04:45,708 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 85 [2020-10-23 21:04:45,987 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 68 [2020-10-23 21:04:46,519 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 67 [2020-10-23 21:04:50,929 WARN L193 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:51,958 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 188 DAG size of output: 87 [2020-10-23 21:04:56,381 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:04:56,679 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 39 [2020-10-23 21:04:57,023 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 47 [2020-10-23 21:04:57,257 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 42 [2020-10-23 21:05:01,576 WARN L193 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:05:05,700 WARN L193 SmtUtils]: Spent 4.11 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:05:05,961 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2020-10-23 21:05:06,277 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 74 [2020-10-23 21:05:10,341 WARN L193 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:05:10,600 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2020-10-23 21:05:10,800 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 47 [2020-10-23 21:05:11,238 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 75 [2020-10-23 21:05:12,276 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 189 DAG size of output: 94 [2020-10-23 21:05:12,537 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 68 [2020-10-23 21:05:12,825 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2020-10-23 21:05:16,891 WARN L193 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:05:20,942 WARN L193 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:05:21,328 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 52 [2020-10-23 21:05:21,766 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2020-10-23 21:05:22,110 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2020-10-23 21:05:24,644 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 145 DAG size of output: 117 [2020-10-23 21:05:25,166 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 81 [2020-10-23 21:05:25,552 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 66 [2020-10-23 21:05:26,499 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 87 [2020-10-23 21:05:27,041 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 80 [2020-10-23 21:05:27,331 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 74 [2020-10-23 21:05:27,764 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 77 [2020-10-23 21:05:28,282 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 81 [2020-10-23 21:05:28,806 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2020-10-23 21:05:29,571 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 66 [2020-10-23 21:05:30,123 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 65 [2020-10-23 21:05:30,888 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 92 [2020-10-23 21:05:31,245 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2020-10-23 21:05:31,468 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 48 [2020-10-23 21:05:33,067 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 224 DAG size of output: 100 [2020-10-23 21:05:33,511 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 77 [2020-10-23 21:05:35,406 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 213 DAG size of output: 97 [2020-10-23 21:05:35,663 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 59 [2020-10-23 21:05:35,943 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 39 [2020-10-23 21:05:36,463 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 76 [2020-10-23 21:05:39,916 WARN L193 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 226 DAG size of output: 111 [2020-10-23 21:05:40,314 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 75 [2020-10-23 21:05:42,637 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 211 DAG size of output: 108 [2020-10-23 21:05:43,040 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2020-10-23 21:05:43,491 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2020-10-23 21:05:46,663 WARN L193 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 214 DAG size of output: 132 [2020-10-23 21:05:46,936 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 39 [2020-10-23 21:05:51,043 WARN L193 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:05:51,310 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2020-10-23 21:05:55,384 WARN L193 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:05:55,913 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2020-10-23 21:05:56,307 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 66 [2020-10-23 21:05:57,034 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 61 [2020-10-23 21:05:57,434 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2020-10-23 21:06:01,575 WARN L193 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:01,817 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 42 [2020-10-23 21:06:02,101 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:06:02,382 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:06:06,536 WARN L193 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:06,819 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:06:10,947 WARN L193 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:15,074 WARN L193 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:15,430 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 64 [2020-10-23 21:06:19,562 WARN L193 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:20,439 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 84 [2020-10-23 21:06:20,632 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 44 [2020-10-23 21:06:24,769 WARN L193 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:27,131 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 211 DAG size of output: 108 [2020-10-23 21:06:27,580 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 77 [2020-10-23 21:06:27,723 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:06:31,937 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:32,397 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 68 [2020-10-23 21:06:36,848 WARN L193 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:37,157 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 56 [2020-10-23 21:06:41,473 WARN L193 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:45,742 WARN L193 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:45,969 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 42 [2020-10-23 21:06:46,311 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 49 [2020-10-23 21:06:46,742 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 63 [2020-10-23 21:06:47,183 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 42 [2020-10-23 21:06:47,365 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:06:51,668 WARN L193 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:52,400 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2020-10-23 21:06:53,416 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 188 DAG size of output: 87 [2020-10-23 21:06:57,731 WARN L193 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:06:58,747 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 188 DAG size of output: 87 [2020-10-23 21:06:59,325 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 62 [2020-10-23 21:07:00,337 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2020-10-23 21:07:00,670 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-10-23 21:07:04,976 WARN L193 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:07:09,296 WARN L193 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:07:09,676 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 65 [2020-10-23 21:07:10,046 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 50 [2020-10-23 21:07:14,342 WARN L193 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:07:18,649 WARN L193 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:07:22,000 WARN L193 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 214 DAG size of output: 132 [2020-10-23 21:07:22,663 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 73 [2020-10-23 21:07:26,149 WARN L193 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 222 DAG size of output: 108 [2020-10-23 21:07:26,967 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 81 [2020-10-23 21:07:27,864 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2020-10-23 21:07:30,590 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 204 DAG size of output: 100 [2020-10-23 21:07:31,630 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 188 DAG size of output: 93 [2020-10-23 21:07:33,459 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 226 DAG size of output: 101 [2020-10-23 21:07:36,475 WARN L193 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 228 DAG size of output: 111 [2020-10-23 21:07:38,938 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 211 DAG size of output: 108 [2020-10-23 21:07:39,165 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 42 [2020-10-23 21:07:42,751 WARN L193 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 235 DAG size of output: 116 [2020-10-23 21:07:43,480 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2020-10-23 21:07:47,894 WARN L193 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:07:48,049 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:07:48,571 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 67 [2020-10-23 21:07:49,143 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 81 [2020-10-23 21:07:49,294 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:07:49,865 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 60 [2020-10-23 21:07:54,195 WARN L193 SmtUtils]: Spent 4.32 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:07:55,421 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 195 DAG size of output: 97 [2020-10-23 21:07:57,741 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 208 DAG size of output: 111 [2020-10-23 21:07:58,817 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 119 DAG size of output: 100 [2020-10-23 21:07:59,103 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-10-23 21:07:59,255 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 20 [2020-10-23 21:08:03,606 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:08:07,955 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:08:08,900 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 89 [2020-10-23 21:08:09,924 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 188 DAG size of output: 87 [2020-10-23 21:08:11,134 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 195 DAG size of output: 97 [2020-10-23 21:08:15,454 WARN L193 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 230 DAG size of output: 124 [2020-10-23 21:08:16,642 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 195 DAG size of output: 97 [2020-10-23 21:08:16,977 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 42 [2020-10-23 21:08:17,424 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 68 [2020-10-23 21:08:19,302 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 201 DAG size of output: 90 [2020-10-23 21:08:19,460 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2020-10-23 21:08:21,534 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 207 DAG size of output: 91 [2020-10-23 21:08:22,340 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 77 [2020-10-23 21:08:22,964 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 51 [2020-10-23 21:08:24,316 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 191 DAG size of output: 100 [2020-10-23 21:08:25,587 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 178 DAG size of output: 83 [2020-10-23 21:08:26,486 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2020-10-23 21:08:27,134 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2020-10-23 21:08:27,518 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 64 [2020-10-23 21:08:29,967 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 207 DAG size of output: 106 [2020-10-23 21:08:32,136 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 202 DAG size of output: 103 [2020-10-23 21:08:32,555 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 52 [2020-10-23 21:08:36,861 WARN L193 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 230 DAG size of output: 124