/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_label29.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-07 05:51:20,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 05:51:20,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 05:51:20,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 05:51:20,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 05:51:20,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 05:51:20,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 05:51:20,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 05:51:20,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 05:51:20,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 05:51:20,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 05:51:20,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 05:51:20,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 05:51:20,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 05:51:20,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 05:51:20,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 05:51:20,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 05:51:20,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 05:51:20,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 05:51:20,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 05:51:20,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 05:51:20,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 05:51:20,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 05:51:20,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 05:51:20,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-07 05:51:20,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-07 05:51:20,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-07 05:51:20,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-07 05:51:20,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-07 05:51:20,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-07 05:51:20,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-07 05:51:20,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-07 05:51:20,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-07 05:51:20,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-07 05:51:20,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-07 05:51:20,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-07 05:51:20,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-07 05:51:20,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-07 05:51:20,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 05:51:20,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 05:51:20,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 05:51:20,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-11-07 05:51:20,177 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 05:51:20,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 05:51:20,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 05:51:20,182 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-07 05:51:20,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 05:51:20,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-07 05:51:20,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 05:51:20,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 05:51:20,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 05:51:20,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 05:51:20,184 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-07 05:51:20,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 05:51:20,184 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 05:51:20,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 05:51:20,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 05:51:20,185 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 05:51:20,185 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 05:51:20,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 05:51:20,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 05:51:20,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 05:51:20,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 05:51:20,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 05:51:20,186 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 05:51:20,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 05:51:20,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 05:51:20,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 05:51:20,605 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 05:51:20,606 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 05:51:20,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label29.c [2020-11-07 05:51:20,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/653ad64ef/5b7a6e6f7b9b49a08578c6e46d4eba67/FLAGfdc0153c1 [2020-11-07 05:51:21,392 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 05:51:21,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label29.c [2020-11-07 05:51:21,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/653ad64ef/5b7a6e6f7b9b49a08578c6e46d4eba67/FLAGfdc0153c1 [2020-11-07 05:51:21,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/653ad64ef/5b7a6e6f7b9b49a08578c6e46d4eba67 [2020-11-07 05:51:21,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 05:51:21,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 05:51:21,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 05:51:21,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 05:51:21,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 05:51:21,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:51:21" (1/1) ... [2020-11-07 05:51:21,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d81f29e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:21, skipping insertion in model container [2020-11-07 05:51:21,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:51:21" (1/1) ... [2020-11-07 05:51:21,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 05:51:21,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 05:51:22,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 05:51:22,183 INFO L203 MainTranslator]: Completed pre-run [2020-11-07 05:51:22,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 05:51:22,411 INFO L208 MainTranslator]: Completed translation [2020-11-07 05:51:22,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22 WrapperNode [2020-11-07 05:51:22,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 05:51:22,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-07 05:51:22,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-07 05:51:22,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-07 05:51:22,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (1/1) ... [2020-11-07 05:51:22,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (1/1) ... [2020-11-07 05:51:22,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (1/1) ... [2020-11-07 05:51:22,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (1/1) ... [2020-11-07 05:51:22,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (1/1) ... [2020-11-07 05:51:22,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (1/1) ... [2020-11-07 05:51:22,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (1/1) ... [2020-11-07 05:51:22,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-07 05:51:22,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-07 05:51:22,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-07 05:51:22,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-07 05:51:22,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 05:51:22,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-07 05:51:22,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-07 05:51:22,636 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-07 05:51:22,636 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-11-07 05:51:22,636 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-07 05:51:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-11-07 05:51:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-07 05:51:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-07 05:51:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-07 05:51:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-07 05:51:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-07 05:51:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-07 05:51:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-07 05:51:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-07 05:51:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-07 05:51:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-07 05:51:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-07 05:51:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-07 05:51:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-07 05:51:24,108 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-07 05:51:24,108 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-07 05:51:24,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:51:24 BoogieIcfgContainer [2020-11-07 05:51:24,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-07 05:51:24,136 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-07 05:51:24,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-07 05:51:24,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-07 05:51:24,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:51:21" (1/3) ... [2020-11-07 05:51:24,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bec80d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:51:24, skipping insertion in model container [2020-11-07 05:51:24,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:51:22" (2/3) ... [2020-11-07 05:51:24,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bec80d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:51:24, skipping insertion in model container [2020-11-07 05:51:24,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:51:24" (3/3) ... [2020-11-07 05:51:24,145 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label29.c [2020-11-07 05:51:24,163 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-07 05:51:24,168 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-07 05:51:24,182 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-07 05:51:24,209 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-07 05:51:24,210 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-07 05:51:24,210 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-07 05:51:24,210 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-07 05:51:24,210 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-07 05:51:24,211 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-07 05:51:24,211 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-07 05:51:24,211 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-07 05:51:24,240 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states. [2020-11-07 05:51:24,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-11-07 05:51:24,266 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:51:24,268 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 05:51:24,268 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:51:24,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:51:24,282 INFO L82 PathProgramCache]: Analyzing trace with hash -803340893, now seen corresponding path program 1 times [2020-11-07 05:51:24,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:51:24,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1203089710] [2020-11-07 05:51:24,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:51:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:24,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:51:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 05:51:24,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1203089710] [2020-11-07 05:51:24,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 05:51:24,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-07 05:51:24,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380397221] [2020-11-07 05:51:24,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-07 05:51:24,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:51:25,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-07 05:51:25,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-07 05:51:25,015 INFO L87 Difference]: Start difference. First operand 539 states. Second operand 5 states. [2020-11-07 05:51:25,941 WARN L194 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-07 05:51:30,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:51:30,041 INFO L93 Difference]: Finished difference Result 1672 states and 2276 transitions. [2020-11-07 05:51:30,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-07 05:51:30,043 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2020-11-07 05:51:30,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:51:30,092 INFO L225 Difference]: With dead ends: 1672 [2020-11-07 05:51:30,093 INFO L226 Difference]: Without dead ends: 1045 [2020-11-07 05:51:30,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-07 05:51:30,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2020-11-07 05:51:30,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 875. [2020-11-07 05:51:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 875 states. [2020-11-07 05:51:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 875 states and 1074 transitions. [2020-11-07 05:51:30,381 INFO L78 Accepts]: Start accepts. Automaton has 875 states and 1074 transitions. Word has length 137 [2020-11-07 05:51:30,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:51:30,383 INFO L481 AbstractCegarLoop]: Abstraction has 875 states and 1074 transitions. [2020-11-07 05:51:30,383 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-07 05:51:30,383 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1074 transitions. [2020-11-07 05:51:30,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-07 05:51:30,396 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:51:30,397 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 05:51:30,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-07 05:51:30,397 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:51:30,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:51:30,399 INFO L82 PathProgramCache]: Analyzing trace with hash -465670413, now seen corresponding path program 1 times [2020-11-07 05:51:30,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:51:30,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1658370873] [2020-11-07 05:51:30,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:51:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:30,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:51:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:30,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:51:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 05:51:30,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1658370873] [2020-11-07 05:51:30,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 05:51:30,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-07 05:51:30,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361804523] [2020-11-07 05:51:30,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-07 05:51:30,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:51:30,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-07 05:51:30,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-11-07 05:51:30,891 INFO L87 Difference]: Start difference. First operand 875 states and 1074 transitions. Second operand 10 states. [2020-11-07 05:51:31,153 WARN L194 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-11-07 05:51:31,733 WARN L194 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2020-11-07 05:51:38,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:51:38,620 INFO L93 Difference]: Finished difference Result 2357 states and 2923 transitions. [2020-11-07 05:51:38,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-11-07 05:51:38,621 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 155 [2020-11-07 05:51:38,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:51:38,632 INFO L225 Difference]: With dead ends: 2357 [2020-11-07 05:51:38,632 INFO L226 Difference]: Without dead ends: 1512 [2020-11-07 05:51:38,637 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=207, Invalid=663, Unknown=0, NotChecked=0, Total=870 [2020-11-07 05:51:38,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1512 states. [2020-11-07 05:51:38,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1512 to 1217. [2020-11-07 05:51:38,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1217 states. [2020-11-07 05:51:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1474 transitions. [2020-11-07 05:51:38,904 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1474 transitions. Word has length 155 [2020-11-07 05:51:38,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:51:38,907 INFO L481 AbstractCegarLoop]: Abstraction has 1217 states and 1474 transitions. [2020-11-07 05:51:38,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-07 05:51:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1474 transitions. [2020-11-07 05:51:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-11-07 05:51:38,918 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:51:38,919 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 05:51:38,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-07 05:51:38,920 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:51:38,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:51:38,923 INFO L82 PathProgramCache]: Analyzing trace with hash -146187355, now seen corresponding path program 1 times [2020-11-07 05:51:38,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:51:38,924 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [847359048] [2020-11-07 05:51:38,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:51:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:39,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:51:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:39,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:51:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-07 05:51:39,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [847359048] [2020-11-07 05:51:39,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-11-07 05:51:39,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-11-07 05:51:39,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264657301] [2020-11-07 05:51:39,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-07 05:51:39,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:51:39,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-07 05:51:39,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-07 05:51:39,349 INFO L87 Difference]: Start difference. First operand 1217 states and 1474 transitions. Second operand 5 states. [2020-11-07 05:51:42,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:51:42,093 INFO L93 Difference]: Finished difference Result 3161 states and 3981 transitions. [2020-11-07 05:51:42,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-07 05:51:42,094 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 159 [2020-11-07 05:51:42,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:51:42,113 INFO L225 Difference]: With dead ends: 3161 [2020-11-07 05:51:42,113 INFO L226 Difference]: Without dead ends: 1974 [2020-11-07 05:51:42,120 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-11-07 05:51:42,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1974 states. [2020-11-07 05:51:42,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1974 to 1970. [2020-11-07 05:51:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1970 states. [2020-11-07 05:51:42,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1970 states and 2415 transitions. [2020-11-07 05:51:42,580 INFO L78 Accepts]: Start accepts. Automaton has 1970 states and 2415 transitions. Word has length 159 [2020-11-07 05:51:42,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:51:42,582 INFO L481 AbstractCegarLoop]: Abstraction has 1970 states and 2415 transitions. [2020-11-07 05:51:42,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-07 05:51:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 2415 transitions. [2020-11-07 05:51:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-11-07 05:51:42,594 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:51:42,594 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 05:51:42,595 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-07 05:51:42,595 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:51:42,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:51:42,595 INFO L82 PathProgramCache]: Analyzing trace with hash -369575254, now seen corresponding path program 1 times [2020-11-07 05:51:42,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:51:42,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1883620809] [2020-11-07 05:51:42,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:51:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:42,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:51:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:42,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:51:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:42,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-11-07 05:51:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-07 05:51:43,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1883620809] [2020-11-07 05:51:43,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-11-07 05:51:43,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-11-07 05:51:43,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385537959] [2020-11-07 05:51:43,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 05:51:43,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:51:43,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 05:51:43,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-07 05:51:43,012 INFO L87 Difference]: Start difference. First operand 1970 states and 2415 transitions. Second operand 7 states. [2020-11-07 05:51:43,289 WARN L194 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-11-07 05:51:47,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:51:47,627 INFO L93 Difference]: Finished difference Result 4792 states and 5904 transitions. [2020-11-07 05:51:47,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-07 05:51:47,628 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 197 [2020-11-07 05:51:47,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:51:47,650 INFO L225 Difference]: With dead ends: 4792 [2020-11-07 05:51:47,650 INFO L226 Difference]: Without dead ends: 3002 [2020-11-07 05:51:47,658 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-11-07 05:51:47,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3002 states. [2020-11-07 05:51:48,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3002 to 2956. [2020-11-07 05:51:48,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2956 states. [2020-11-07 05:51:48,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2956 states and 3559 transitions. [2020-11-07 05:51:48,305 INFO L78 Accepts]: Start accepts. Automaton has 2956 states and 3559 transitions. Word has length 197 [2020-11-07 05:51:48,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:51:48,305 INFO L481 AbstractCegarLoop]: Abstraction has 2956 states and 3559 transitions. [2020-11-07 05:51:48,305 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 05:51:48,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 3559 transitions. [2020-11-07 05:51:48,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-11-07 05:51:48,319 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:51:48,319 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 05:51:48,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-07 05:51:48,320 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:51:48,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:51:48,321 INFO L82 PathProgramCache]: Analyzing trace with hash 477842522, now seen corresponding path program 1 times [2020-11-07 05:51:48,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:51:48,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [19260341] [2020-11-07 05:51:48,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:51:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:48,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:51:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:48,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:51:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:48,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-11-07 05:51:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:48,664 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 60 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-07 05:51:48,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [19260341] [2020-11-07 05:51:48,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-11-07 05:51:48,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-11-07 05:51:48,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000568498] [2020-11-07 05:51:48,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-07 05:51:48,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:51:48,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-07 05:51:48,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-11-07 05:51:48,667 INFO L87 Difference]: Start difference. First operand 2956 states and 3559 transitions. Second operand 9 states. [2020-11-07 05:51:53,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:51:53,046 INFO L93 Difference]: Finished difference Result 7058 states and 8843 transitions. [2020-11-07 05:51:53,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-11-07 05:51:53,047 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 204 [2020-11-07 05:51:53,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:51:53,075 INFO L225 Difference]: With dead ends: 7058 [2020-11-07 05:51:53,076 INFO L226 Difference]: Without dead ends: 4282 [2020-11-07 05:51:53,089 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=107, Invalid=273, Unknown=0, NotChecked=0, Total=380 [2020-11-07 05:51:53,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4282 states. [2020-11-07 05:51:53,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4282 to 3876. [2020-11-07 05:51:53,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3876 states. [2020-11-07 05:51:53,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3876 states and 4546 transitions. [2020-11-07 05:51:53,952 INFO L78 Accepts]: Start accepts. Automaton has 3876 states and 4546 transitions. Word has length 204 [2020-11-07 05:51:53,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:51:53,952 INFO L481 AbstractCegarLoop]: Abstraction has 3876 states and 4546 transitions. [2020-11-07 05:51:53,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-07 05:51:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3876 states and 4546 transitions. [2020-11-07 05:51:53,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2020-11-07 05:51:53,965 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:51:53,966 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, 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] [2020-11-07 05:51:53,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-07 05:51:53,966 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:51:53,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:51:53,967 INFO L82 PathProgramCache]: Analyzing trace with hash -108517398, now seen corresponding path program 1 times [2020-11-07 05:51:53,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:51:53,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1209043123] [2020-11-07 05:51:53,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:51:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:54,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:51:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:54,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:51:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:54,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-11-07 05:51:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:54,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-11-07 05:51:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:54,237 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 81 proven. 18 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-07 05:51:54,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1209043123] [2020-11-07 05:51:54,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-11-07 05:51:54,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-11-07 05:51:54,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221058633] [2020-11-07 05:51:54,239 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 05:51:54,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:51:54,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 05:51:54,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-07 05:51:54,240 INFO L87 Difference]: Start difference. First operand 3876 states and 4546 transitions. Second operand 8 states. [2020-11-07 05:51:56,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:51:56,726 INFO L93 Difference]: Finished difference Result 5152 states and 6028 transitions. [2020-11-07 05:51:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-07 05:51:56,727 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 221 [2020-11-07 05:51:56,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:51:56,742 INFO L225 Difference]: With dead ends: 5152 [2020-11-07 05:51:56,743 INFO L226 Difference]: Without dead ends: 2741 [2020-11-07 05:51:56,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-11-07 05:51:56,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2741 states. [2020-11-07 05:51:57,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2741 to 2727. [2020-11-07 05:51:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2727 states. [2020-11-07 05:51:57,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2727 states and 3125 transitions. [2020-11-07 05:51:57,394 INFO L78 Accepts]: Start accepts. Automaton has 2727 states and 3125 transitions. Word has length 221 [2020-11-07 05:51:57,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:51:57,394 INFO L481 AbstractCegarLoop]: Abstraction has 2727 states and 3125 transitions. [2020-11-07 05:51:57,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 05:51:57,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 3125 transitions. [2020-11-07 05:51:57,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-11-07 05:51:57,405 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:51:57,405 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, 1, 1, 1, 1, 1] [2020-11-07 05:51:57,406 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-07 05:51:57,406 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:51:57,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:51:57,406 INFO L82 PathProgramCache]: Analyzing trace with hash -528586039, now seen corresponding path program 1 times [2020-11-07 05:51:57,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:51:57,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [438087651] [2020-11-07 05:51:57,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:51:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:57,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:51:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:57,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:51:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:57,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-11-07 05:51:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:57,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-11-07 05:51:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:51:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 95 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-07 05:51:57,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [438087651] [2020-11-07 05:51:57,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-11-07 05:51:57,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-11-07 05:51:57,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470603218] [2020-11-07 05:51:57,891 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-11-07 05:51:57,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:51:57,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-11-07 05:51:57,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-11-07 05:51:57,892 INFO L87 Difference]: Start difference. First operand 2727 states and 3125 transitions. Second operand 13 states. [2020-11-07 05:51:58,102 WARN L194 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 05:51:58,376 WARN L194 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2020-11-07 05:51:58,800 WARN L194 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2020-11-07 05:52:00,004 WARN L194 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2020-11-07 05:52:00,235 WARN L194 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2020-11-07 05:52:00,525 WARN L194 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2020-11-07 05:52:00,860 WARN L194 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2020-11-07 05:52:05,276 WARN L194 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2020-11-07 05:52:06,136 WARN L194 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2020-11-07 05:52:07,127 WARN L194 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2020-11-07 05:52:07,505 WARN L194 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2020-11-07 05:52:08,358 WARN L194 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2020-11-07 05:52:09,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:52:09,448 INFO L93 Difference]: Finished difference Result 6736 states and 7875 transitions. [2020-11-07 05:52:09,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-11-07 05:52:09,448 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 222 [2020-11-07 05:52:09,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:52:09,475 INFO L225 Difference]: With dead ends: 6736 [2020-11-07 05:52:09,475 INFO L226 Difference]: Without dead ends: 4189 [2020-11-07 05:52:09,485 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=581, Invalid=2175, Unknown=0, NotChecked=0, Total=2756 [2020-11-07 05:52:09,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4189 states. [2020-11-07 05:52:10,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4189 to 3666. [2020-11-07 05:52:10,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3666 states. [2020-11-07 05:52:10,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 3666 states and 4111 transitions. [2020-11-07 05:52:10,217 INFO L78 Accepts]: Start accepts. Automaton has 3666 states and 4111 transitions. Word has length 222 [2020-11-07 05:52:10,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:52:10,217 INFO L481 AbstractCegarLoop]: Abstraction has 3666 states and 4111 transitions. [2020-11-07 05:52:10,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-11-07 05:52:10,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3666 states and 4111 transitions. [2020-11-07 05:52:10,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-11-07 05:52:10,226 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:52:10,226 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 05:52:10,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-07 05:52:10,227 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:52:10,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:52:10,227 INFO L82 PathProgramCache]: Analyzing trace with hash 1803845908, now seen corresponding path program 1 times [2020-11-07 05:52:10,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:52:10,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [311583807] [2020-11-07 05:52:10,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:52:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:10,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:52:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:10,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:52:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:10,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-11-07 05:52:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:10,596 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 91 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-07 05:52:10,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [311583807] [2020-11-07 05:52:10,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-11-07 05:52:10,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-11-07 05:52:10,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490862265] [2020-11-07 05:52:10,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-07 05:52:10,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:52:10,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-07 05:52:10,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-07 05:52:10,599 INFO L87 Difference]: Start difference. First operand 3666 states and 4111 transitions. Second operand 8 states. [2020-11-07 05:52:17,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:52:17,057 INFO L93 Difference]: Finished difference Result 7831 states and 8937 transitions. [2020-11-07 05:52:17,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-11-07 05:52:17,058 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 248 [2020-11-07 05:52:17,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:52:17,084 INFO L225 Difference]: With dead ends: 7831 [2020-11-07 05:52:17,084 INFO L226 Difference]: Without dead ends: 4449 [2020-11-07 05:52:17,094 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-11-07 05:52:17,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4449 states. [2020-11-07 05:52:17,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4449 to 3372. [2020-11-07 05:52:17,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3372 states. [2020-11-07 05:52:17,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 3372 states and 3715 transitions. [2020-11-07 05:52:17,749 INFO L78 Accepts]: Start accepts. Automaton has 3372 states and 3715 transitions. Word has length 248 [2020-11-07 05:52:17,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:52:17,750 INFO L481 AbstractCegarLoop]: Abstraction has 3372 states and 3715 transitions. [2020-11-07 05:52:17,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-07 05:52:17,750 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 3715 transitions. [2020-11-07 05:52:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-11-07 05:52:17,756 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:52:17,757 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 05:52:17,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-07 05:52:17,757 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:52:17,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:52:17,758 INFO L82 PathProgramCache]: Analyzing trace with hash 559833163, now seen corresponding path program 1 times [2020-11-07 05:52:17,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:52:17,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [998176524] [2020-11-07 05:52:17,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:52:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:17,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:52:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:17,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:52:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:17,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-11-07 05:52:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:17,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-11-07 05:52:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:18,147 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-07 05:52:18,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [998176524] [2020-11-07 05:52:18,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-11-07 05:52:18,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-11-07 05:52:18,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690684038] [2020-11-07 05:52:18,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 05:52:18,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:52:18,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 05:52:18,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-07 05:52:18,151 INFO L87 Difference]: Start difference. First operand 3372 states and 3715 transitions. Second operand 7 states. [2020-11-07 05:52:21,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:52:21,196 INFO L93 Difference]: Finished difference Result 5746 states and 6395 transitions. [2020-11-07 05:52:21,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-07 05:52:21,196 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 255 [2020-11-07 05:52:21,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:52:21,208 INFO L225 Difference]: With dead ends: 5746 [2020-11-07 05:52:21,208 INFO L226 Difference]: Without dead ends: 2557 [2020-11-07 05:52:21,217 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-11-07 05:52:21,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2557 states. [2020-11-07 05:52:21,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2557 to 2401. [2020-11-07 05:52:21,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2401 states. [2020-11-07 05:52:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 2401 states and 2537 transitions. [2020-11-07 05:52:21,686 INFO L78 Accepts]: Start accepts. Automaton has 2401 states and 2537 transitions. Word has length 255 [2020-11-07 05:52:21,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:52:21,687 INFO L481 AbstractCegarLoop]: Abstraction has 2401 states and 2537 transitions. [2020-11-07 05:52:21,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 05:52:21,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 2537 transitions. [2020-11-07 05:52:21,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2020-11-07 05:52:21,692 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 05:52:21,692 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 05:52:21,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-07 05:52:21,692 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 05:52:21,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 05:52:21,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1154641633, now seen corresponding path program 1 times [2020-11-07 05:52:21,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 05:52:21,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1982330966] [2020-11-07 05:52:21,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 05:52:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:21,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 05:52:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:22,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-07 05:52:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:22,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-11-07 05:52:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:22,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-11-07 05:52:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:22,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2020-11-07 05:52:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 05:52:22,734 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 347 proven. 29 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-11-07 05:52:22,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1982330966] [2020-11-07 05:52:22,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-11-07 05:52:22,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-11-07 05:52:22,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184899627] [2020-11-07 05:52:22,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-11-07 05:52:22,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 05:52:22,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-11-07 05:52:22,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-11-07 05:52:22,737 INFO L87 Difference]: Start difference. First operand 2401 states and 2537 transitions. Second operand 17 states. [2020-11-07 05:52:23,096 WARN L194 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2020-11-07 05:52:23,480 WARN L194 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 97 [2020-11-07 05:52:23,826 WARN L194 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2020-11-07 05:52:24,429 WARN L194 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2020-11-07 05:52:24,876 WARN L194 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2020-11-07 05:52:25,253 WARN L194 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2020-11-07 05:52:25,607 WARN L194 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2020-11-07 05:52:26,236 WARN L194 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2020-11-07 05:52:26,756 WARN L194 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 91 [2020-11-07 05:52:27,241 WARN L194 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 95 [2020-11-07 05:52:28,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 05:52:28,461 INFO L93 Difference]: Finished difference Result 4304 states and 4569 transitions. [2020-11-07 05:52:28,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-11-07 05:52:28,461 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 373 [2020-11-07 05:52:28,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 05:52:28,465 INFO L225 Difference]: With dead ends: 4304 [2020-11-07 05:52:28,465 INFO L226 Difference]: Without dead ends: 0 [2020-11-07 05:52:28,473 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=413, Invalid=1147, Unknown=0, NotChecked=0, Total=1560 [2020-11-07 05:52:28,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-07 05:52:28,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-07 05:52:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-07 05:52:28,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-07 05:52:28,474 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 373 [2020-11-07 05:52:28,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 05:52:28,474 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-07 05:52:28,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-11-07 05:52:28,474 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-07 05:52:28,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-07 05:52:28,474 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-07 05:52:28,477 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-07 05:53:34,574 WARN L194 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 05:53:35,901 WARN L194 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 170 DAG size of output: 70 [2020-11-07 05:53:38,075 WARN L194 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:53:39,156 WARN L194 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 168 DAG size of output: 68 [2020-11-07 05:53:40,545 WARN L194 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 154 DAG size of output: 65 [2020-11-07 05:53:42,706 WARN L194 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:53:44,852 WARN L194 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:53:47,003 WARN L194 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:53:48,412 WARN L194 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 154 DAG size of output: 65 [2020-11-07 05:53:49,807 WARN L194 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 154 DAG size of output: 65 [2020-11-07 05:53:50,639 WARN L194 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-11-07 05:53:52,786 WARN L194 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:53:53,455 WARN L194 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:53:54,320 WARN L194 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 61 [2020-11-07 05:53:55,023 WARN L194 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 62 [2020-11-07 05:53:55,867 WARN L194 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 67 [2020-11-07 05:53:56,448 WARN L194 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 64 [2020-11-07 05:53:57,111 WARN L194 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:53:58,047 WARN L194 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 63 [2020-11-07 05:53:58,718 WARN L194 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:53:59,392 WARN L194 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:54:01,553 WARN L194 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:03,708 WARN L194 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:04,670 WARN L194 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 66 [2020-11-07 05:54:05,339 WARN L194 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:54:06,587 WARN L194 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 05:54:07,997 WARN L194 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 154 DAG size of output: 65 [2020-11-07 05:54:10,163 WARN L194 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:11,163 WARN L194 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 67 [2020-11-07 05:54:12,960 WARN L194 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 164 DAG size of output: 70 [2020-11-07 05:54:14,977 WARN L194 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:54:16,344 WARN L194 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 160 DAG size of output: 75 [2020-11-07 05:54:17,303 WARN L194 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 62 [2020-11-07 05:54:18,126 WARN L194 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 62 [2020-11-07 05:54:18,871 WARN L194 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2020-11-07 05:54:19,820 WARN L194 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 64 [2020-11-07 05:54:22,008 WARN L194 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:22,681 WARN L194 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:54:23,481 WARN L194 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 62 [2020-11-07 05:54:25,842 WARN L194 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:26,732 WARN L194 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 62 [2020-11-07 05:54:27,462 WARN L194 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:54:29,810 WARN L194 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:30,571 WARN L194 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 65 [2020-11-07 05:54:32,736 WARN L194 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:54:34,508 WARN L194 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 163 DAG size of output: 69 [2020-11-07 05:54:36,660 WARN L194 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:54:37,468 WARN L194 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 61 [2020-11-07 05:54:38,229 WARN L194 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:54:39,170 WARN L194 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 63 [2020-11-07 05:54:40,138 WARN L194 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 60 [2020-11-07 05:54:41,618 WARN L194 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 115 DAG size of output: 69 [2020-11-07 05:54:42,338 WARN L194 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:54:43,157 WARN L194 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 63 [2020-11-07 05:54:44,261 WARN L194 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 110 DAG size of output: 65 [2020-11-07 05:54:44,987 WARN L194 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:54:45,702 WARN L194 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:54:47,911 WARN L194 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:50,146 WARN L194 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:52,464 WARN L194 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:53,591 WARN L194 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 158 DAG size of output: 63 [2020-11-07 05:54:54,857 WARN L194 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 167 DAG size of output: 72 [2020-11-07 05:54:57,092 WARN L194 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:54:58,025 WARN L194 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 61 [2020-11-07 05:54:58,938 WARN L194 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:54:59,672 WARN L194 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:01,109 WARN L194 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 113 DAG size of output: 69 [2020-11-07 05:55:03,452 WARN L194 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:04,177 WARN L194 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:06,465 WARN L194 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:08,799 WARN L194 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:11,150 WARN L194 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:12,033 WARN L194 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:55:12,824 WARN L194 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 61 [2020-11-07 05:55:15,107 WARN L194 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:16,824 WARN L194 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 161 DAG size of output: 70 [2020-11-07 05:55:18,209 WARN L194 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 164 DAG size of output: 66 [2020-11-07 05:55:18,918 WARN L194 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:19,629 WARN L194 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:20,273 WARN L194 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2020-11-07 05:55:20,990 WARN L194 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:21,716 WARN L194 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:24,030 WARN L194 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:26,324 WARN L194 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:27,242 WARN L194 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 61 [2020-11-07 05:55:28,248 WARN L194 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 116 DAG size of output: 66 [2020-11-07 05:55:28,963 WARN L194 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:29,971 WARN L194 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 116 DAG size of output: 66 [2020-11-07 05:55:31,396 WARN L194 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 161 DAG size of output: 66 [2020-11-07 05:55:33,691 WARN L194 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:35,907 WARN L194 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:38,114 WARN L194 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:39,005 WARN L194 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 63 [2020-11-07 05:55:39,872 WARN L194 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-11-07 05:55:40,717 WARN L194 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:55:42,933 WARN L194 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:44,200 WARN L194 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 05:55:46,404 WARN L194 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:48,646 WARN L194 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:49,385 WARN L194 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:50,783 WARN L194 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 159 DAG size of output: 69 [2020-11-07 05:55:51,478 WARN L194 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:52,176 WARN L194 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:53,299 WARN L194 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 158 DAG size of output: 63 [2020-11-07 05:55:55,518 WARN L194 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:56,212 WARN L194 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:55:58,440 WARN L194 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:55:58,964 WARN L194 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 05:55:59,656 WARN L194 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:00,484 WARN L194 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 60 [2020-11-07 05:56:02,707 WARN L194 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:04,923 WARN L194 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:07,143 WARN L194 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:07,841 WARN L194 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:08,687 WARN L194 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 60 [2020-11-07 05:56:09,387 WARN L194 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:11,613 WARN L194 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:12,894 WARN L194 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 05:56:13,748 WARN L194 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:56:15,219 WARN L194 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 154 DAG size of output: 65 [2020-11-07 05:56:16,136 WARN L194 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 62 [2020-11-07 05:56:16,917 WARN L194 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 61 [2020-11-07 05:56:17,787 WARN L194 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 64 [2020-11-07 05:56:19,076 WARN L194 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 161 DAG size of output: 65 [2020-11-07 05:56:19,784 WARN L194 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:20,842 WARN L194 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 164 DAG size of output: 63 [2020-11-07 05:56:21,704 WARN L194 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 61 [2020-11-07 05:56:22,417 WARN L194 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:23,122 WARN L194 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:23,825 WARN L194 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:26,054 WARN L194 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:26,758 WARN L194 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:28,995 WARN L194 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:31,233 WARN L194 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:32,122 WARN L194 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 61 [2020-11-07 05:56:33,216 WARN L194 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 115 DAG size of output: 70 [2020-11-07 05:56:34,067 WARN L194 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 64 [2020-11-07 05:56:34,965 WARN L194 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 61 [2020-11-07 05:56:36,186 WARN L194 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 160 DAG size of output: 66 [2020-11-07 05:56:37,405 WARN L194 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 115 DAG size of output: 70 [2020-11-07 05:56:38,206 WARN L194 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 59 [2020-11-07 05:56:39,258 WARN L194 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2020-11-07 05:56:40,125 WARN L194 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 62 [2020-11-07 05:56:40,830 WARN L194 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:41,694 WARN L194 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:56:42,560 WARN L194 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:56:44,804 WARN L194 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:45,674 WARN L194 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:56:47,913 WARN L194 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:48,808 WARN L194 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-11-07 05:56:50,012 WARN L194 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 157 DAG size of output: 65 [2020-11-07 05:56:50,814 WARN L194 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 66 [2020-11-07 05:56:51,530 WARN L194 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:53,777 WARN L194 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:54,486 WARN L194 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:55,371 WARN L194 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 63 [2020-11-07 05:56:56,084 WARN L194 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:56:58,342 WARN L194 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:56:59,214 WARN L194 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:57:01,463 WARN L194 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:02,329 WARN L194 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 62 [2020-11-07 05:57:04,581 WARN L194 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:06,838 WARN L194 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:08,323 WARN L194 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 154 DAG size of output: 65 [2020-11-07 05:57:10,583 WARN L194 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:11,891 WARN L194 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 05:57:13,191 WARN L194 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 05:57:14,508 WARN L194 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 05:57:16,773 WARN L194 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:17,668 WARN L194 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-11-07 05:57:19,939 WARN L194 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:20,663 WARN L194 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:21,501 WARN L194 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 63 [2020-11-07 05:57:22,224 WARN L194 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:24,498 WARN L194 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:25,221 WARN L194 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:25,934 WARN L194 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:26,890 WARN L194 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 60 [2020-11-07 05:57:29,152 WARN L194 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:31,429 WARN L194 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:32,299 WARN L194 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 60 [2020-11-07 05:57:34,580 WARN L194 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:35,474 WARN L194 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:57:37,770 WARN L194 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:40,048 WARN L194 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:42,412 WARN L194 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:43,211 WARN L194 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 62 [2020-11-07 05:57:43,938 WARN L194 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:46,222 WARN L194 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:47,033 WARN L194 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 61 [2020-11-07 05:57:49,319 WARN L194 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:57:50,341 WARN L194 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 159 DAG size of output: 63 [2020-11-07 05:57:50,993 WARN L194 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 62 [2020-11-07 05:57:51,737 WARN L194 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:52,820 WARN L194 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 160 DAG size of output: 64 [2020-11-07 05:57:53,658 WARN L194 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 61 [2020-11-07 05:57:54,387 WARN L194 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:55,116 WARN L194 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:55,832 WARN L194 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 62 [2020-11-07 05:57:56,756 WARN L194 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 61 [2020-11-07 05:57:57,495 WARN L194 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:57:58,316 WARN L194 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 64 [2020-11-07 05:57:59,287 WARN L194 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 63 [2020-11-07 05:58:01,405 WARN L194 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:58:02,220 WARN L194 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 62 [2020-11-07 05:58:03,668 WARN L194 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 113 DAG size of output: 69 [2020-11-07 05:58:04,507 WARN L194 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 61 [2020-11-07 05:58:05,314 WARN L194 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2020-11-07 05:58:07,440 WARN L194 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:58:09,561 WARN L194 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:58:10,380 WARN L194 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 62 [2020-11-07 05:58:11,384 WARN L194 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 62 [2020-11-07 05:58:12,729 WARN L194 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 161 DAG size of output: 65 [2020-11-07 05:58:13,281 WARN L194 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 05:58:14,022 WARN L194 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:58:15,117 WARN L194 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 164 DAG size of output: 63 [2020-11-07 05:58:15,925 WARN L194 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 61 [2020-11-07 05:58:16,598 WARN L194 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 66 [2020-11-07 05:58:18,910 WARN L194 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:58:21,219 WARN L194 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:58:22,115 WARN L194 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 65 [2020-11-07 05:58:24,432 WARN L194 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:58:26,754 WARN L194 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:58:27,729 WARN L194 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 64 [2020-11-07 05:58:29,878 WARN L194 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:58:32,026 WARN L194 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:58:33,345 WARN L194 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 161 DAG size of output: 66 [2020-11-07 05:58:34,271 WARN L194 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-11-07 05:58:36,595 WARN L194 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:58:38,935 WARN L194 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:58:41,283 WARN L194 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:58:42,202 WARN L194 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:58:43,566 WARN L194 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 05:58:44,492 WARN L194 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-11-07 05:58:46,838 WARN L194 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:58:47,759 WARN L194 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 05:58:48,411 WARN L194 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2020-11-07 05:58:49,281 WARN L194 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 63 [2020-11-07 05:58:50,027 WARN L194 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:58:50,779 WARN L194 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:58:51,540 WARN L194 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:58:52,293 WARN L194 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:58:53,057 WARN L194 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:58:53,815 WARN L194 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:58:54,564 WARN L194 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:58:55,389 WARN L194 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 61 [2020-11-07 05:58:56,392 WARN L194 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 60 [2020-11-07 05:58:57,713 WARN L194 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 160 DAG size of output: 66 [2020-11-07 05:58:58,894 WARN L194 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 168 DAG size of output: 70 [2020-11-07 05:58:59,826 WARN L194 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-11-07 05:59:02,174 WARN L194 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:03,608 WARN L194 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 170 DAG size of output: 69 [2020-11-07 05:59:04,531 WARN L194 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 62 [2020-11-07 05:59:06,724 WARN L194 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 05:59:07,647 WARN L194 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 63 [2020-11-07 05:59:09,134 WARN L194 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 161 DAG size of output: 66 [2020-11-07 05:59:09,943 WARN L194 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:10,694 WARN L194 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:11,542 WARN L194 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 61 [2020-11-07 05:59:12,596 WARN L194 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 115 DAG size of output: 65 [2020-11-07 05:59:13,355 WARN L194 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:14,120 WARN L194 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:16,117 WARN L194 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 164 DAG size of output: 70 [2020-11-07 05:59:16,877 WARN L194 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:17,801 WARN L194 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 62 [2020-11-07 05:59:20,170 WARN L194 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:22,547 WARN L194 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:23,306 WARN L194 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:25,679 WARN L194 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:26,448 WARN L194 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:28,828 WARN L194 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:29,915 WARN L194 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 112 DAG size of output: 66 [2020-11-07 05:59:30,681 WARN L194 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:31,797 WARN L194 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 110 DAG size of output: 66 [2020-11-07 05:59:32,561 WARN L194 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:33,524 WARN L194 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 61 [2020-11-07 05:59:35,909 WARN L194 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:36,670 WARN L194 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:37,448 WARN L194 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:39,836 WARN L194 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:40,605 WARN L194 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:43,003 WARN L194 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:44,232 WARN L194 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 114 DAG size of output: 64 [2020-11-07 05:59:45,004 WARN L194 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:47,405 WARN L194 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 05:59:48,422 WARN L194 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 111 DAG size of output: 64 [2020-11-07 05:59:49,202 WARN L194 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:49,982 WARN L194 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:50,994 WARN L194 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 111 DAG size of output: 64 [2020-11-07 05:59:51,852 WARN L194 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 62 [2020-11-07 05:59:53,373 WARN L194 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 161 DAG size of output: 66 [2020-11-07 05:59:54,149 WARN L194 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:55,983 WARN L194 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 163 DAG size of output: 69 [2020-11-07 05:59:57,081 WARN L194 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 112 DAG size of output: 65 [2020-11-07 05:59:57,859 WARN L194 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 05:59:58,633 WARN L194 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:00,662 WARN L194 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 164 DAG size of output: 70 [2020-11-07 06:00:01,439 WARN L194 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:02,230 WARN L194 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:03,340 WARN L194 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 112 DAG size of output: 66 [2020-11-07 06:00:04,123 WARN L194 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:05,013 WARN L194 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2020-11-07 06:00:07,248 WARN L194 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 06:00:07,434 WARN L194 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 34 [2020-11-07 06:00:09,657 WARN L194 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 06:00:10,624 WARN L194 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 64 [2020-11-07 06:00:11,835 WARN L194 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 117 DAG size of output: 70 [2020-11-07 06:00:13,005 WARN L194 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2020-11-07 06:00:13,785 WARN L194 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:15,251 WARN L194 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 167 DAG size of output: 62 [2020-11-07 06:00:16,038 WARN L194 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:17,260 WARN L194 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 113 DAG size of output: 64 [2020-11-07 06:00:18,237 WARN L194 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 61 [2020-11-07 06:00:19,488 WARN L194 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 161 DAG size of output: 69 [2020-11-07 06:00:20,423 WARN L194 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 60 [2020-11-07 06:00:21,207 WARN L194 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:21,990 WARN L194 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:24,410 WARN L194 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:25,412 WARN L194 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2020-11-07 06:00:26,226 WARN L194 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:28,913 WARN L194 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:31,533 WARN L194 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:32,792 WARN L194 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 164 DAG size of output: 63 [2020-11-07 06:00:35,425 WARN L194 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:36,933 WARN L194 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:00:37,957 WARN L194 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 06:00:39,431 WARN L194 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:00:41,934 WARN L194 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:43,348 WARN L194 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:00:45,834 WARN L194 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:48,404 WARN L194 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:49,390 WARN L194 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 06:00:51,951 WARN L194 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:54,457 WARN L194 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:00:55,917 WARN L194 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:00:57,420 WARN L194 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 113 DAG size of output: 66 [2020-11-07 06:00:58,202 WARN L194 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:00:59,090 WARN L194 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2020-11-07 06:00:59,858 WARN L194 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:01:00,820 WARN L194 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 06:01:03,293 WARN L194 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:01:05,768 WARN L194 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:01:06,767 WARN L194 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 63 [2020-11-07 06:01:09,284 WARN L194 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:01:11,885 WARN L194 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:01:13,339 WARN L194 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:01:14,757 WARN L194 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:01:16,192 WARN L194 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:01:18,710 WARN L194 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:01:19,342 WARN L194 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 06:01:19,960 WARN L194 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 06:01:20,559 WARN L194 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 06:01:21,197 WARN L194 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 06:01:33,405 WARN L194 SmtUtils]: Spent 12.20 s on a formula simplification. DAG size of input: 315 DAG size of output: 157 [2020-11-07 06:01:42,591 WARN L194 SmtUtils]: Spent 9.13 s on a formula simplification. DAG size of input: 315 DAG size of output: 159 [2020-11-07 06:01:45,221 WARN L194 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:01:46,506 WARN L194 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 159 DAG size of output: 69 [2020-11-07 06:01:47,494 WARN L194 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 60 [2020-11-07 06:01:50,054 WARN L194 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:01:50,980 WARN L194 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 62 [2020-11-07 06:01:53,521 WARN L194 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:01:54,341 WARN L194 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:01:55,426 WARN L194 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 111 DAG size of output: 64 [2020-11-07 06:01:57,956 WARN L194 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:02:00,502 WARN L194 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:02:01,332 WARN L194 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:02:03,270 WARN L194 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 163 DAG size of output: 69 [2020-11-07 06:02:04,084 WARN L194 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:02:05,342 WARN L194 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 116 DAG size of output: 69 [2020-11-07 06:02:06,802 WARN L194 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 163 DAG size of output: 69 [2020-11-07 06:02:07,771 WARN L194 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 62 [2020-11-07 06:02:09,262 WARN L194 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 158 DAG size of output: 64 [2020-11-07 06:02:10,100 WARN L194 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:02:11,003 WARN L194 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 57 [2020-11-07 06:02:12,245 WARN L194 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 119 DAG size of output: 62 [2020-11-07 06:02:14,591 WARN L194 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 06:02:17,128 WARN L194 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:02:19,684 WARN L194 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:02:20,896 WARN L194 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 110 DAG size of output: 66 [2020-11-07 06:02:23,442 WARN L194 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:02:24,462 WARN L194 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 06:02:26,990 WARN L194 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:02:29,542 WARN L194 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:02:32,078 WARN L194 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:02:33,078 WARN L194 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 62 [2020-11-07 06:02:34,772 WARN L194 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 154 DAG size of output: 65 [2020-11-07 06:02:35,948 WARN L194 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 119 DAG size of output: 67 [2020-11-07 06:02:38,291 WARN L194 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 06:02:39,122 WARN L194 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:02:39,964 WARN L194 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:02:40,892 WARN L194 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 61 [2020-11-07 06:02:41,812 WARN L194 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 61 [2020-11-07 06:02:42,832 WARN L194 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 108 DAG size of output: 63 [2020-11-07 06:02:44,451 WARN L194 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 167 DAG size of output: 64 [2020-11-07 06:02:45,288 WARN L194 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:02:46,982 WARN L194 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 165 DAG size of output: 66 [2020-11-07 06:02:48,276 WARN L194 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 112 DAG size of output: 67 [2020-11-07 06:02:49,330 WARN L194 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 113 DAG size of output: 60 [2020-11-07 06:02:49,959 WARN L194 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 06:02:50,577 WARN L194 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 06:02:51,198 WARN L194 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 06:02:52,026 WARN L194 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:02:53,052 WARN L194 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 108 DAG size of output: 63 [2020-11-07 06:02:53,871 WARN L194 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:02:54,919 WARN L194 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 156 DAG size of output: 62 [2020-11-07 06:02:57,287 WARN L194 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 06:02:58,603 WARN L194 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2020-11-07 06:02:59,476 WARN L194 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 49 [2020-11-07 06:03:01,835 WARN L194 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 200 DAG size of output: 75 [2020-11-07 06:03:04,458 WARN L194 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:05,298 WARN L194 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:06,132 WARN L194 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:06,957 WARN L194 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:08,201 WARN L194 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 115 DAG size of output: 68 [2020-11-07 06:03:09,019 WARN L194 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:11,484 WARN L194 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:12,609 WARN L194 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 113 DAG size of output: 66 [2020-11-07 06:03:15,077 WARN L194 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:17,537 WARN L194 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:18,626 WARN L194 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 111 DAG size of output: 65 [2020-11-07 06:03:19,827 WARN L194 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 164 DAG size of output: 63 [2020-11-07 06:03:21,485 WARN L194 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 154 DAG size of output: 65 [2020-11-07 06:03:22,946 WARN L194 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:03:25,406 WARN L194 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:26,507 WARN L194 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 116 DAG size of output: 60 [2020-11-07 06:03:27,314 WARN L194 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:28,374 WARN L194 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2020-11-07 06:03:30,871 WARN L194 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:33,348 WARN L194 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:34,157 WARN L194 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:35,247 WARN L194 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 116 DAG size of output: 69 [2020-11-07 06:03:36,057 WARN L194 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:36,869 WARN L194 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:38,170 WARN L194 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 164 DAG size of output: 65 [2020-11-07 06:03:38,993 WARN L194 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:40,387 WARN L194 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 160 DAG size of output: 66 [2020-11-07 06:03:42,287 WARN L194 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 161 DAG size of output: 70 [2020-11-07 06:03:43,357 WARN L194 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 110 DAG size of output: 64 [2020-11-07 06:03:44,231 WARN L194 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 59 [2020-11-07 06:03:46,704 WARN L194 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:47,904 WARN L194 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 164 DAG size of output: 63 [2020-11-07 06:03:48,714 WARN L194 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:49,528 WARN L194 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:50,357 WARN L194 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:51,171 WARN L194 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:52,225 WARN L194 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 108 DAG size of output: 63 [2020-11-07 06:03:54,712 WARN L194 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:55,803 WARN L194 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 158 DAG size of output: 65 [2020-11-07 06:03:58,290 WARN L194 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:03:59,118 WARN L194 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:03:59,932 WARN L194 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-11-07 06:04:02,421 WARN L194 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:04:03,479 WARN L194 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 110 DAG size of output: 63 [2020-11-07 06:04:04,610 WARN L194 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 112 DAG size of output: 65 [2020-11-07 06:04:05,789 WARN L194 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 113 DAG size of output: 66 [2020-11-07 06:04:08,274 WARN L194 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:04:10,765 WARN L194 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 205 DAG size of output: 81 [2020-11-07 06:04:12,218 WARN L194 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 152 DAG size of output: 69 [2020-11-07 06:04:13,500 WARN L194 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 111 DAG size of output: 67 [2020-11-07 06:04:14,610 WARN L194 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 114 DAG size of output: 64 [2020-11-07 06:04:15,228 WARN L194 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 54 [2020-11-07 06:04:16,524 WARN L194 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 161 DAG size of output: 69 [2020-11-07 06:04:17,340 WARN L194 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49