/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-24 01:37:42,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 01:37:42,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 01:37:42,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 01:37:42,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 01:37:42,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 01:37:42,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 01:37:42,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 01:37:42,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 01:37:42,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 01:37:42,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 01:37:42,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 01:37:42,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 01:37:42,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 01:37:42,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 01:37:42,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 01:37:42,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 01:37:42,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 01:37:42,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 01:37:42,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 01:37:42,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 01:37:42,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 01:37:42,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 01:37:42,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 01:37:42,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 01:37:42,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 01:37:42,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 01:37:42,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 01:37:42,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 01:37:42,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 01:37:42,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 01:37:42,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 01:37:42,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 01:37:42,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 01:37:42,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 01:37:42,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 01:37:42,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 01:37:42,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 01:37:42,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 01:37:42,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 01:37:42,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 01:37:42,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-10-24 01:37:42,364 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 01:37:42,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 01:37:42,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 01:37:42,369 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 01:37:42,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 01:37:42,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 01:37:42,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 01:37:42,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 01:37:42,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 01:37:42,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 01:37:42,372 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 01:37:42,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 01:37:42,372 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 01:37:42,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 01:37:42,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 01:37:42,373 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-24 01:37:42,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 01:37:42,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 01:37:42,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 01:37:42,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 01:37:42,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-24 01:37:42,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 01:37:42,374 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-10-24 01:37:42,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 01:37:42,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 01:37:42,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 01:37:42,767 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 01:37:42,768 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 01:37:42,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label22.c [2020-10-24 01:37:42,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/718aec181/fb52b09312c142cc96ba620aa851e3f9/FLAG004590513 [2020-10-24 01:37:43,497 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 01:37:43,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label22.c [2020-10-24 01:37:43,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/718aec181/fb52b09312c142cc96ba620aa851e3f9/FLAG004590513 [2020-10-24 01:37:43,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/718aec181/fb52b09312c142cc96ba620aa851e3f9 [2020-10-24 01:37:43,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 01:37:43,761 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-24 01:37:43,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 01:37:43,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 01:37:43,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 01:37:43,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:37:43" (1/1) ... [2020-10-24 01:37:43,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58333880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:43, skipping insertion in model container [2020-10-24 01:37:43,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:37:43" (1/1) ... [2020-10-24 01:37:43,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 01:37:43,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 01:37:44,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 01:37:44,258 INFO L203 MainTranslator]: Completed pre-run [2020-10-24 01:37:44,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 01:37:44,400 INFO L208 MainTranslator]: Completed translation [2020-10-24 01:37:44,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44 WrapperNode [2020-10-24 01:37:44,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 01:37:44,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 01:37:44,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 01:37:44,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 01:37:44,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (1/1) ... [2020-10-24 01:37:44,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (1/1) ... [2020-10-24 01:37:44,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (1/1) ... [2020-10-24 01:37:44,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (1/1) ... [2020-10-24 01:37:44,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (1/1) ... [2020-10-24 01:37:44,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (1/1) ... [2020-10-24 01:37:44,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (1/1) ... [2020-10-24 01:37:44,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 01:37:44,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 01:37:44,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 01:37:44,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 01:37:44,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (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 [2020-10-24 01:37:44,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-24 01:37:44,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 01:37:44,603 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-24 01:37:44,603 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-24 01:37:44,604 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-24 01:37:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-24 01:37:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-24 01:37:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-24 01:37:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-24 01:37:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 01:37:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-24 01:37:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-24 01:37:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-24 01:37:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-24 01:37:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-24 01:37:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 01:37:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-24 01:37:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-24 01:37:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 01:37:46,660 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 01:37:46,661 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-24 01:37:46,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:37:46 BoogieIcfgContainer [2020-10-24 01:37:46,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 01:37:46,669 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 01:37:46,669 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 01:37:46,673 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 01:37:46,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:37:43" (1/3) ... [2020-10-24 01:37:46,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2830cf40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:37:46, skipping insertion in model container [2020-10-24 01:37:46,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:44" (2/3) ... [2020-10-24 01:37:46,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2830cf40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:37:46, skipping insertion in model container [2020-10-24 01:37:46,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:37:46" (3/3) ... [2020-10-24 01:37:46,678 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label22.c [2020-10-24 01:37:46,689 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-24 01:37:46,699 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 01:37:46,712 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 01:37:46,744 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 01:37:46,744 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 01:37:46,744 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-24 01:37:46,745 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 01:37:46,745 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 01:37:46,745 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 01:37:46,745 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 01:37:46,745 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 01:37:46,782 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states. [2020-10-24 01:37:46,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-24 01:37:46,808 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 01:37:46,809 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] [2020-10-24 01:37:46,809 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 01:37:46,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 01:37:46,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1284955132, now seen corresponding path program 1 times [2020-10-24 01:37:46,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 01:37:46,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [796239759] [2020-10-24 01:37:46,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 01:37:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:37:47,541 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-24 01:37:47,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 01:37:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:37:47,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 01:37:47,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [796239759] [2020-10-24 01:37:47,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 01:37:47,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-24 01:37:47,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192071782] [2020-10-24 01:37:47,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-24 01:37:47,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 01:37:47,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-24 01:37:47,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-24 01:37:47,692 INFO L87 Difference]: Start difference. First operand 539 states. Second operand 5 states. [2020-10-24 01:37:48,011 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:37:48,512 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-24 01:37:53,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 01:37:53,095 INFO L93 Difference]: Finished difference Result 1444 states and 2039 transitions. [2020-10-24 01:37:53,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 01:37:53,097 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2020-10-24 01:37:53,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 01:37:53,145 INFO L225 Difference]: With dead ends: 1444 [2020-10-24 01:37:53,145 INFO L226 Difference]: Without dead ends: 857 [2020-10-24 01:37:53,162 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-24 01:37:53,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 857 states. [2020-10-24 01:37:53,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 857 to 784. [2020-10-24 01:37:53,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 784 states. [2020-10-24 01:37:53,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 956 transitions. [2020-10-24 01:37:53,406 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 956 transitions. Word has length 132 [2020-10-24 01:37:53,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 01:37:53,407 INFO L481 AbstractCegarLoop]: Abstraction has 784 states and 956 transitions. [2020-10-24 01:37:53,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-24 01:37:53,407 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 956 transitions. [2020-10-24 01:37:53,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-24 01:37:53,417 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 01:37:53,417 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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] [2020-10-24 01:37:53,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-24 01:37:53,418 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 01:37:53,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 01:37:53,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1495053391, now seen corresponding path program 1 times [2020-10-24 01:37:53,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 01:37:53,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [151786563] [2020-10-24 01:37:53,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 01:37:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:37:53,729 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-24 01:37:53,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 01:37:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:37:53,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-24 01:37:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:37:53,860 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 01:37:53,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [151786563] [2020-10-24 01:37:53,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 01:37:53,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-24 01:37:53,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073021542] [2020-10-24 01:37:53,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-24 01:37:53,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 01:37:53,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-24 01:37:53,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-24 01:37:53,866 INFO L87 Difference]: Start difference. First operand 784 states and 956 transitions. Second operand 7 states. [2020-10-24 01:37:54,127 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:37:54,995 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-24 01:37:57,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 01:37:57,958 INFO L93 Difference]: Finished difference Result 2045 states and 2630 transitions. [2020-10-24 01:37:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-24 01:37:57,959 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 161 [2020-10-24 01:37:57,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 01:37:57,975 INFO L225 Difference]: With dead ends: 2045 [2020-10-24 01:37:57,977 INFO L226 Difference]: Without dead ends: 1291 [2020-10-24 01:37:57,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-24 01:37:57,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1291 states. [2020-10-24 01:37:58,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1291 to 1249. [2020-10-24 01:37:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1249 states. [2020-10-24 01:37:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1249 states and 1551 transitions. [2020-10-24 01:37:58,270 INFO L78 Accepts]: Start accepts. Automaton has 1249 states and 1551 transitions. Word has length 161 [2020-10-24 01:37:58,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 01:37:58,272 INFO L481 AbstractCegarLoop]: Abstraction has 1249 states and 1551 transitions. [2020-10-24 01:37:58,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-24 01:37:58,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1551 transitions. [2020-10-24 01:37:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-24 01:37:58,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 01:37:58,281 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-24 01:37:58,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-24 01:37:58,281 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 01:37:58,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 01:37:58,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1048137709, now seen corresponding path program 1 times [2020-10-24 01:37:58,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 01:37:58,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [692698816] [2020-10-24 01:37:58,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 01:37:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:37:58,591 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-24 01:37:58,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 01:37:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:37:58,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-24 01:37:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:37:58,836 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 01:37:58,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [692698816] [2020-10-24 01:37:58,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 01:37:58,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-24 01:37:58,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791007749] [2020-10-24 01:37:58,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-24 01:37:58,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 01:37:58,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-24 01:37:58,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-24 01:37:58,846 INFO L87 Difference]: Start difference. First operand 1249 states and 1551 transitions. Second operand 7 states. [2020-10-24 01:37:59,137 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:37:59,768 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:38:03,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 01:38:03,511 INFO L93 Difference]: Finished difference Result 3653 states and 4765 transitions. [2020-10-24 01:38:03,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-24 01:38:03,512 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 180 [2020-10-24 01:38:03,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 01:38:03,533 INFO L225 Difference]: With dead ends: 3653 [2020-10-24 01:38:03,533 INFO L226 Difference]: Without dead ends: 2434 [2020-10-24 01:38:03,540 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-24 01:38:03,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2434 states. [2020-10-24 01:38:03,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2434 to 2309. [2020-10-24 01:38:03,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2309 states. [2020-10-24 01:38:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 2309 states and 2904 transitions. [2020-10-24 01:38:04,001 INFO L78 Accepts]: Start accepts. Automaton has 2309 states and 2904 transitions. Word has length 180 [2020-10-24 01:38:04,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 01:38:04,001 INFO L481 AbstractCegarLoop]: Abstraction has 2309 states and 2904 transitions. [2020-10-24 01:38:04,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-24 01:38:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2904 transitions. [2020-10-24 01:38:04,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-10-24 01:38:04,013 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 01:38:04,013 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-24 01:38:04,013 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-24 01:38:04,014 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 01:38:04,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 01:38:04,014 INFO L82 PathProgramCache]: Analyzing trace with hash 948272116, now seen corresponding path program 1 times [2020-10-24 01:38:04,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 01:38:04,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1300885429] [2020-10-24 01:38:04,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 01:38:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:04,274 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-24 01:38:04,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 01:38:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:04,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-24 01:38:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:04,405 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 01:38:04,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1300885429] [2020-10-24 01:38:04,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-24 01:38:04,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-24 01:38:04,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457603995] [2020-10-24 01:38:04,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-24 01:38:04,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 01:38:04,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-24 01:38:04,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-24 01:38:04,413 INFO L87 Difference]: Start difference. First operand 2309 states and 2904 transitions. Second operand 5 states. [2020-10-24 01:38:04,930 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:38:08,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 01:38:08,552 INFO L93 Difference]: Finished difference Result 6098 states and 7842 transitions. [2020-10-24 01:38:08,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-24 01:38:08,554 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 198 [2020-10-24 01:38:08,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 01:38:08,584 INFO L225 Difference]: With dead ends: 6098 [2020-10-24 01:38:08,584 INFO L226 Difference]: Without dead ends: 3650 [2020-10-24 01:38:08,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-24 01:38:08,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3650 states. [2020-10-24 01:38:09,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3650 to 3540. [2020-10-24 01:38:09,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3540 states. [2020-10-24 01:38:09,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 3540 states and 4456 transitions. [2020-10-24 01:38:09,292 INFO L78 Accepts]: Start accepts. Automaton has 3540 states and 4456 transitions. Word has length 198 [2020-10-24 01:38:09,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 01:38:09,292 INFO L481 AbstractCegarLoop]: Abstraction has 3540 states and 4456 transitions. [2020-10-24 01:38:09,293 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-24 01:38:09,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3540 states and 4456 transitions. [2020-10-24 01:38:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-10-24 01:38:09,306 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 01:38:09,307 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-24 01:38:09,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-24 01:38:09,307 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 01:38:09,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 01:38:09,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1256329373, now seen corresponding path program 1 times [2020-10-24 01:38:09,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 01:38:09,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1448773995] [2020-10-24 01:38:09,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 01:38:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:09,513 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-24 01:38:09,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 01:38:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:09,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-24 01:38:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:09,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-24 01:38:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:09,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-24 01:38:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 75 proven. 18 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-24 01:38:09,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1448773995] [2020-10-24 01:38:09,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-24 01:38:09,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-24 01:38:09,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745625084] [2020-10-24 01:38:09,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-24 01:38:09,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 01:38:09,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-24 01:38:09,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-24 01:38:09,709 INFO L87 Difference]: Start difference. First operand 3540 states and 4456 transitions. Second operand 8 states. [2020-10-24 01:38:10,018 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:38:10,673 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:38:14,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 01:38:14,373 INFO L93 Difference]: Finished difference Result 7869 states and 10072 transitions. [2020-10-24 01:38:14,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-24 01:38:14,376 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 212 [2020-10-24 01:38:14,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 01:38:14,409 INFO L225 Difference]: With dead ends: 7869 [2020-10-24 01:38:14,409 INFO L226 Difference]: Without dead ends: 4359 [2020-10-24 01:38:14,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-24 01:38:14,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2020-10-24 01:38:15,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 4326. [2020-10-24 01:38:15,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4326 states. [2020-10-24 01:38:15,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 4326 states and 5377 transitions. [2020-10-24 01:38:15,073 INFO L78 Accepts]: Start accepts. Automaton has 4326 states and 5377 transitions. Word has length 212 [2020-10-24 01:38:15,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 01:38:15,074 INFO L481 AbstractCegarLoop]: Abstraction has 4326 states and 5377 transitions. [2020-10-24 01:38:15,074 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-24 01:38:15,074 INFO L276 IsEmpty]: Start isEmpty. Operand 4326 states and 5377 transitions. [2020-10-24 01:38:15,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-24 01:38:15,089 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 01:38:15,089 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-24 01:38:15,089 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-24 01:38:15,090 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 01:38:15,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 01:38:15,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1010825062, now seen corresponding path program 1 times [2020-10-24 01:38:15,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 01:38:15,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2010782655] [2020-10-24 01:38:15,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 01:38:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:15,317 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-24 01:38:15,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 01:38:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:15,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-24 01:38:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:15,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-24 01:38:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:15,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-24 01:38:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 95 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-24 01:38:15,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2010782655] [2020-10-24 01:38:15,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-24 01:38:15,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-24 01:38:15,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514440824] [2020-10-24 01:38:15,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-24 01:38:15,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 01:38:15,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-24 01:38:15,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-24 01:38:15,747 INFO L87 Difference]: Start difference. First operand 4326 states and 5377 transitions. Second operand 13 states. [2020-10-24 01:38:16,029 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-24 01:38:16,464 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2020-10-24 01:38:17,112 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2020-10-24 01:38:17,825 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-10-24 01:38:18,203 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:38:18,634 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2020-10-24 01:38:19,034 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2020-10-24 01:38:19,644 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2020-10-24 01:38:20,646 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2020-10-24 01:38:22,149 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2020-10-24 01:38:24,821 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-24 01:38:25,556 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2020-10-24 01:38:28,981 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2020-10-24 01:38:29,856 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2020-10-24 01:38:30,560 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2020-10-24 01:38:33,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 01:38:33,802 INFO L93 Difference]: Finished difference Result 11163 states and 14096 transitions. [2020-10-24 01:38:33,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-10-24 01:38:33,803 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 217 [2020-10-24 01:38:33,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 01:38:33,844 INFO L225 Difference]: With dead ends: 11163 [2020-10-24 01:38:33,844 INFO L226 Difference]: Without dead ends: 6867 [2020-10-24 01:38:33,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 850 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=624, Invalid=2346, Unknown=0, NotChecked=0, Total=2970 [2020-10-24 01:38:33,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6867 states. [2020-10-24 01:38:35,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6867 to 6425. [2020-10-24 01:38:35,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6425 states. [2020-10-24 01:38:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6425 states to 6425 states and 7599 transitions. [2020-10-24 01:38:35,192 INFO L78 Accepts]: Start accepts. Automaton has 6425 states and 7599 transitions. Word has length 217 [2020-10-24 01:38:35,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 01:38:35,193 INFO L481 AbstractCegarLoop]: Abstraction has 6425 states and 7599 transitions. [2020-10-24 01:38:35,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-24 01:38:35,193 INFO L276 IsEmpty]: Start isEmpty. Operand 6425 states and 7599 transitions. [2020-10-24 01:38:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-10-24 01:38:35,213 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 01:38:35,213 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-24 01:38:35,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-24 01:38:35,214 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 01:38:35,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 01:38:35,214 INFO L82 PathProgramCache]: Analyzing trace with hash 195195580, now seen corresponding path program 1 times [2020-10-24 01:38:35,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-24 01:38:35,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [569299630] [2020-10-24 01:38:35,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 01:38:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:35,527 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-24 01:38:35,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-24 01:38:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:35,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-24 01:38:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:35,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-24 01:38:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:35,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-24 01:38:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 01:38:35,774 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 145 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-24 01:38:35,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [569299630] [2020-10-24 01:38:35,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-24 01:38:35,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-24 01:38:35,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063567565] [2020-10-24 01:38:35,780 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-24 01:38:35,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-24 01:38:35,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-24 01:38:35,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-24 01:38:35,781 INFO L87 Difference]: Start difference. First operand 6425 states and 7599 transitions. Second operand 10 states. [2020-10-24 01:38:36,069 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-10-24 01:38:36,429 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2020-10-24 01:38:36,801 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-10-24 01:38:37,933 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-10-24 01:38:38,365 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:38:41,308 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-24 01:38:42,257 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-24 01:38:46,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 01:38:46,014 INFO L93 Difference]: Finished difference Result 12713 states and 15183 transitions. [2020-10-24 01:38:46,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-24 01:38:46,015 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 267 [2020-10-24 01:38:46,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 01:38:46,023 INFO L225 Difference]: With dead ends: 12713 [2020-10-24 01:38:46,023 INFO L226 Difference]: Without dead ends: 0 [2020-10-24 01:38:46,056 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=136, Invalid=464, Unknown=0, NotChecked=0, Total=600 [2020-10-24 01:38:46,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-24 01:38:46,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-24 01:38:46,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-24 01:38:46,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-24 01:38:46,058 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 267 [2020-10-24 01:38:46,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 01:38:46,059 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-24 01:38:46,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-24 01:38:46,059 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-24 01:38:46,059 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-24 01:38:46,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-24 01:38:46,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-24 01:38:47,479 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-24 01:39:55,620 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:39:56,720 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 102 DAG size of output: 60 [2020-10-24 01:39:59,396 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:00,828 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 151 DAG size of output: 63 [2020-10-24 01:40:01,700 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:40:04,324 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:06,934 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:09,553 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:10,328 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:40:11,209 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:40:12,098 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:40:14,707 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:15,258 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:40:16,370 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2020-10-24 01:40:18,012 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 146 DAG size of output: 59 [2020-10-24 01:40:18,837 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 61 [2020-10-24 01:40:19,815 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 57 [2020-10-24 01:40:20,368 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:40:21,400 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 98 DAG size of output: 61 [2020-10-24 01:40:21,950 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:40:22,504 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:40:25,121 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:27,731 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:28,785 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 98 DAG size of output: 58 [2020-10-24 01:40:29,338 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:40:30,205 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:40:31,084 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:40:33,703 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:35,093 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2020-10-24 01:40:37,251 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 151 DAG size of output: 66 [2020-10-24 01:40:39,881 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:41,273 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2020-10-24 01:40:42,258 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 57 [2020-10-24 01:40:43,324 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 148 DAG size of output: 57 [2020-10-24 01:40:44,124 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 55 [2020-10-24 01:40:44,848 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 57 [2020-10-24 01:40:47,474 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:48,028 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:40:48,899 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 56 [2020-10-24 01:40:51,578 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:52,641 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 148 DAG size of output: 57 [2020-10-24 01:40:53,196 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:40:55,825 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:40:56,942 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 105 DAG size of output: 61 [2020-10-24 01:40:58,855 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 151 DAG size of output: 66 [2020-10-24 01:41:01,475 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:04,098 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:05,004 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 59 [2020-10-24 01:41:05,613 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:06,324 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2020-10-24 01:41:07,315 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 57 [2020-10-24 01:41:07,881 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:08,848 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 66 [2020-10-24 01:41:09,687 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2020-10-24 01:41:10,393 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 57 [2020-10-24 01:41:10,950 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:11,508 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:14,138 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:16,819 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:19,467 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:20,609 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 151 DAG size of output: 60 [2020-10-24 01:41:21,430 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 60 [2020-10-24 01:41:24,063 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:25,205 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2020-10-24 01:41:26,088 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:41:27,385 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 104 DAG size of output: 63 [2020-10-24 01:41:30,018 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:30,838 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:41:33,478 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:36,133 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:38,775 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:39,568 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:41:40,475 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 59 [2020-10-24 01:41:43,122 WARN L193 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:44,727 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-10-24 01:41:46,155 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 151 DAG size of output: 60 [2020-10-24 01:41:46,714 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:47,275 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:48,427 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 106 DAG size of output: 64 [2020-10-24 01:41:48,989 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:49,550 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:52,225 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:54,870 WARN L193 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:41:55,934 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 98 DAG size of output: 61 [2020-10-24 01:41:56,983 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 96 DAG size of output: 56 [2020-10-24 01:41:57,544 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:41:58,250 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 56 [2020-10-24 01:41:59,425 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 142 DAG size of output: 60 [2020-10-24 01:42:02,090 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:04,759 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:07,422 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:08,201 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 56 [2020-10-24 01:42:09,097 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:42:09,926 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:42:12,595 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:13,485 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:42:16,143 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:18,804 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:19,373 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:21,003 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 148 DAG size of output: 62 [2020-10-24 01:42:21,569 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:22,135 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:23,063 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-10-24 01:42:25,725 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:27,008 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 143 DAG size of output: 62 [2020-10-24 01:42:29,668 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:30,559 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:42:31,126 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:32,112 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 56 [2020-10-24 01:42:34,789 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:37,454 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:40,195 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:40,762 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:41,726 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 56 [2020-10-24 01:42:42,296 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:44,960 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:42:45,869 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:42:46,775 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:42:47,607 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:42:49,038 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 144 DAG size of output: 56 [2020-10-24 01:42:49,757 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 58 [2020-10-24 01:42:50,795 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 145 DAG size of output: 58 [2020-10-24 01:42:52,012 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 145 DAG size of output: 57 [2020-10-24 01:42:52,580 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:54,425 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-10-24 01:42:55,564 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2020-10-24 01:42:56,134 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:56,707 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:57,276 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:42:59,948 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:00,526 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:43:03,196 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:05,872 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:07,613 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 153 DAG size of output: 62 [2020-10-24 01:43:08,394 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 59 [2020-10-24 01:43:09,290 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 58 [2020-10-24 01:43:10,430 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2020-10-24 01:43:11,987 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 144 DAG size of output: 58 [2020-10-24 01:43:13,458 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 106 DAG size of output: 66 [2020-10-24 01:43:14,178 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 56 [2020-10-24 01:43:15,211 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-10-24 01:43:16,194 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 57 [2020-10-24 01:43:16,769 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:43:17,671 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:43:18,475 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:43:21,153 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:22,057 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:43:24,741 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:25,664 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:43:27,134 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 148 DAG size of output: 58 [2020-10-24 01:43:28,002 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 57 [2020-10-24 01:43:28,574 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:43:31,256 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:31,828 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:43:32,846 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 98 DAG size of output: 55 [2020-10-24 01:43:33,423 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:43:36,123 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:37,028 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:43:37,606 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:43:40,286 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:42,979 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:44,067 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 148 DAG size of output: 57 [2020-10-24 01:43:46,749 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:47,327 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:43:50,018 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:50,935 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:43:51,844 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:43:52,760 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:43:55,453 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:56,369 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:43:59,058 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:43:59,637 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:01,065 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-10-24 01:44:01,639 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:04,332 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:04,919 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:05,500 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:06,529 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 99 DAG size of output: 56 [2020-10-24 01:44:09,229 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:11,928 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:12,917 WARN L193 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 56 [2020-10-24 01:44:15,620 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:16,446 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:44:19,164 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:21,866 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:24,719 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:25,629 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 58 [2020-10-24 01:44:26,207 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:28,917 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:29,622 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 56 [2020-10-24 01:44:32,323 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:33,243 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 57 [2020-10-24 01:44:34,316 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 101 DAG size of output: 57 [2020-10-24 01:44:34,894 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:36,726 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 149 DAG size of output: 59 [2020-10-24 01:44:37,455 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 56 [2020-10-24 01:44:38,059 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:38,637 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:40,068 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 144 DAG size of output: 56 [2020-10-24 01:44:41,428 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2020-10-24 01:44:42,007 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:44:42,915 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-10-24 01:44:43,862 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 54 [2020-10-24 01:44:46,573 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:47,447 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 57 [2020-10-24 01:44:48,945 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 106 DAG size of output: 66 [2020-10-24 01:44:49,682 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 56 [2020-10-24 01:44:50,568 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 57 [2020-10-24 01:44:53,270 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:55,984 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:44:56,900 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 56 [2020-10-24 01:44:57,936 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 100 DAG size of output: 57 [2020-10-24 01:44:59,351 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2020-10-24 01:45:00,260 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:45:00,840 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:45:02,726 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-10-24 01:45:03,442 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 57 [2020-10-24 01:45:04,711 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 102 DAG size of output: 58 [2020-10-24 01:45:07,426 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:10,144 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:10,896 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 56 [2020-10-24 01:45:13,617 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:16,351 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:17,349 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 55 [2020-10-24 01:45:20,066 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:21,764 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 146 DAG size of output: 59 [2020-10-24 01:45:24,483 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:25,405 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:45:28,131 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:30,859 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:33,586 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:34,529 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:45:35,450 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:45:36,270 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:45:38,999 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:39,924 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:45:41,027 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 101 DAG size of output: 57 [2020-10-24 01:45:42,284 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 108 DAG size of output: 62 [2020-10-24 01:45:42,870 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:45:43,460 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:45:44,047 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:45:44,634 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:45:45,219 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:45:45,808 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:45:46,396 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:45:47,146 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 57 [2020-10-24 01:45:48,166 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-10-24 01:45:49,640 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2020-10-24 01:45:51,305 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 154 DAG size of output: 63 [2020-10-24 01:45:52,170 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:45:54,904 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:45:56,411 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 152 DAG size of output: 58 [2020-10-24 01:45:57,137 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-10-24 01:45:58,243 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 101 DAG size of output: 58 [2020-10-24 01:46:00,983 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:02,202 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 142 DAG size of output: 60 [2020-10-24 01:46:02,861 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:03,452 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:04,375 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2020-10-24 01:46:05,215 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 58 [2020-10-24 01:46:05,806 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:06,396 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:08,650 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 151 DAG size of output: 66 [2020-10-24 01:46:09,264 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 44 [2020-10-24 01:46:10,279 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 146 DAG size of output: 57 [2020-10-24 01:46:13,023 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:15,764 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:16,354 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:19,103 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:19,692 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:22,433 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:23,592 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 94 DAG size of output: 56 [2020-10-24 01:46:24,179 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:25,018 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-10-24 01:46:25,606 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:26,775 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2020-10-24 01:46:29,521 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:30,110 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:30,703 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:33,451 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:34,042 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:36,791 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:37,513 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 55 [2020-10-24 01:46:38,103 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:40,855 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:41,599 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 57 [2020-10-24 01:46:42,197 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:42,793 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:43,546 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 57 [2020-10-24 01:46:44,478 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-10-24 01:46:45,967 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 151 DAG size of output: 60 [2020-10-24 01:46:46,578 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:48,557 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 151 DAG size of output: 66 [2020-10-24 01:46:49,338 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 57 [2020-10-24 01:46:49,930 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:50,521 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:52,803 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 151 DAG size of output: 66 [2020-10-24 01:46:53,425 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 44 [2020-10-24 01:46:54,018 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:54,810 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 55 [2020-10-24 01:46:55,410 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:46:56,315 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 59 [2020-10-24 01:46:59,072 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:46:59,324 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 32 [2020-10-24 01:47:02,077 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:03,161 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 145 DAG size of output: 58 [2020-10-24 01:47:03,980 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 59 [2020-10-24 01:47:05,068 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-10-24 01:47:05,661 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:47:07,314 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 149 DAG size of output: 59 [2020-10-24 01:47:07,908 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:47:08,657 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 57 [2020-10-24 01:47:09,834 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2020-10-24 01:47:11,803 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 149 DAG size of output: 59 [2020-10-24 01:47:12,807 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 56 [2020-10-24 01:47:13,409 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:47:14,003 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:47:16,759 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:17,695 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:47:18,288 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:47:21,105 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:23,867 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:25,779 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-10-24 01:47:28,578 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:29,447 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:47:30,315 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:47:31,150 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:47:33,922 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:34,861 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:47:37,632 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:40,407 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:41,346 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:47:44,110 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:46,880 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:47,823 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:47:48,640 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2020-10-24 01:47:49,237 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:47:50,136 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 57 [2020-10-24 01:47:50,732 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:47:51,670 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:47:54,450 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:57,224 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:47:58,387 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 104 DAG size of output: 57 [2020-10-24 01:48:01,166 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:48:03,944 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:48:04,785 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:48:05,657 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:48:06,495 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:48:09,281 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:48:10,215 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:48:11,185 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:48:12,125 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:48:13,113 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:48:25,519 WARN L193 SmtUtils]: Spent 12.39 s on a formula simplification. DAG size of input: 290 DAG size of output: 122 [2020-10-24 01:48:41,071 WARN L193 SmtUtils]: Spent 15.48 s on a formula simplification. DAG size of input: 290 DAG size of output: 122 [2020-10-24 01:48:43,915 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:48:45,269 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 102 DAG size of output: 61 [2020-10-24 01:48:46,292 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 143 DAG size of output: 56 [2020-10-24 01:48:49,103 WARN L193 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:48:50,060 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-10-24 01:48:52,864 WARN L193 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:48:53,472 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:48:54,227 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2020-10-24 01:48:57,094 WARN L193 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:48:59,907 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:00,514 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:49:02,571 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 151 DAG size of output: 66 [2020-10-24 01:49:03,176 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:49:04,005 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 57 [2020-10-24 01:49:06,653 WARN L193 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 155 DAG size of output: 64 [2020-10-24 01:49:07,617 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 58 [2020-10-24 01:49:09,318 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2020-10-24 01:49:09,927 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:49:10,719 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 56 [2020-10-24 01:49:12,117 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 103 DAG size of output: 58 [2020-10-24 01:49:14,930 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:17,753 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:20,567 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:21,436 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-10-24 01:49:24,262 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:25,112 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 57 [2020-10-24 01:49:27,930 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:30,778 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:33,604 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:34,488 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:49:35,446 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:49:36,888 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 103 DAG size of output: 58 [2020-10-24 01:49:39,717 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:40,329 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:49:40,941 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:49:41,958 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 104 DAG size of output: 59 [2020-10-24 01:49:42,860 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 54 [2020-10-24 01:49:43,641 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 57 [2020-10-24 01:49:45,368 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 150 DAG size of output: 59 [2020-10-24 01:49:45,981 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:49:47,462 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2020-10-24 01:49:48,250 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 57 [2020-10-24 01:49:49,340 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 96 DAG size of output: 56 [2020-10-24 01:49:50,308 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:49:51,270 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:49:52,229 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2020-10-24 01:49:52,843 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:49:53,604 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2020-10-24 01:49:54,218 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:49:55,718 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 144 DAG size of output: 56 [2020-10-24 01:49:58,555 WARN L193 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:49:59,327 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2020-10-24 01:49:59,945 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:02,768 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:05,681 WARN L193 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:06,299 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:06,913 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:07,527 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:08,803 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 97 DAG size of output: 59 [2020-10-24 01:50:09,415 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:12,253 WARN L193 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:13,004 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 53 [2020-10-24 01:50:15,919 WARN L193 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:18,767 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:19,594 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-10-24 01:50:21,562 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-10-24 01:50:22,456 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 56 [2020-10-24 01:50:23,425 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 60 [2020-10-24 01:50:26,251 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:27,321 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 96 DAG size of output: 55 [2020-10-24 01:50:27,943 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:28,705 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 55 [2020-10-24 01:50:31,542 WARN L193 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:34,389 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:35,687 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 97 DAG size of output: 59 [2020-10-24 01:50:36,306 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:37,513 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 101 DAG size of output: 59 [2020-10-24 01:50:38,131 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:39,971 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 148 DAG size of output: 59 [2020-10-24 01:50:40,586 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:42,226 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 145 DAG size of output: 58 [2020-10-24 01:50:43,950 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-10-24 01:50:44,726 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2020-10-24 01:50:45,506 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 58 [2020-10-24 01:50:48,360 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:50,345 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-10-24 01:50:50,961 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:51,725 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 44 [2020-10-24 01:50:52,342 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:52,963 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:50:54,132 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 98 DAG size of output: 61 [2020-10-24 01:50:56,984 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:50:58,975 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 150 DAG size of output: 59 [2020-10-24 01:51:01,829 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:51:02,450 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:51:03,071 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2020-10-24 01:51:05,928 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 190 DAG size of output: 66 [2020-10-24 01:51:06,789 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 58 [2020-10-24 01:51:07,555 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2020-10-24 01:51:08,750 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 94 DAG size of output: 56