/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 13:52:25,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 13:52:25,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 13:52:25,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 13:52:25,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 13:52:25,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 13:52:25,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 13:52:25,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 13:52:25,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 13:52:25,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 13:52:25,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 13:52:25,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 13:52:25,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 13:52:25,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 13:52:25,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 13:52:25,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 13:52:25,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 13:52:25,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 13:52:25,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 13:52:25,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 13:52:25,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 13:52:25,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 13:52:25,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 13:52:25,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 13:52:25,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 13:52:25,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 13:52:25,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 13:52:25,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 13:52:25,805 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-07 13:52:25,814 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 13:52:25,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 13:52:25,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 13:52:25,816 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 13:52:25,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 13:52:25,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 13:52:25,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 13:52:25,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 13:52:25,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 13:52:25,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 13:52:25,818 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 13:52:25,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 13:52:25,818 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 13:52:25,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 13:52:25,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 13:52:25,819 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 13:52:25,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 13:52:25,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 13:52:25,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 13:52:25,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 13:52:25,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 13:52:25,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 13:52:25,820 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-07 13:52:26,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 13:52:26,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 13:52:26,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 13:52:26,119 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 13:52:26,120 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 13:52:26,120 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-07-07 13:52:26,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6b21e0cb/8c84481c22ae46edaf14262a38e4bd98/FLAG8a0974b2a [2020-07-07 13:52:26,836 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 13:52:26,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-07-07 13:52:26,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6b21e0cb/8c84481c22ae46edaf14262a38e4bd98/FLAG8a0974b2a [2020-07-07 13:52:27,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6b21e0cb/8c84481c22ae46edaf14262a38e4bd98 [2020-07-07 13:52:27,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 13:52:27,171 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 13:52:27,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 13:52:27,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 13:52:27,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 13:52:27,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 01:52:27" (1/1) ... [2020-07-07 13:52:27,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153d0f6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:27, skipping insertion in model container [2020-07-07 13:52:27,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 01:52:27" (1/1) ... [2020-07-07 13:52:27,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 13:52:27,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 13:52:28,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 13:52:28,024 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 13:52:28,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 13:52:28,301 INFO L208 MainTranslator]: Completed translation [2020-07-07 13:52:28,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28 WrapperNode [2020-07-07 13:52:28,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 13:52:28,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 13:52:28,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 13:52:28,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 13:52:28,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (1/1) ... [2020-07-07 13:52:28,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (1/1) ... [2020-07-07 13:52:28,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (1/1) ... [2020-07-07 13:52:28,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (1/1) ... [2020-07-07 13:52:28,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (1/1) ... [2020-07-07 13:52:28,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (1/1) ... [2020-07-07 13:52:28,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (1/1) ... [2020-07-07 13:52:28,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 13:52:28,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 13:52:28,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 13:52:28,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 13:52:28,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (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 [2020-07-07 13:52:28,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 13:52:28,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 13:52:28,521 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-07 13:52:28,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 13:52:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-07 13:52:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 13:52:28,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 13:52:28,523 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-07 13:52:28,523 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 13:52:28,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 13:52:28,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 13:52:30,815 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 13:52:30,815 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-07 13:52:30,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 01:52:30 BoogieIcfgContainer [2020-07-07 13:52:30,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 13:52:30,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 13:52:30,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 13:52:30,832 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 13:52:30,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 01:52:27" (1/3) ... [2020-07-07 13:52:30,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 01:52:30, skipping insertion in model container [2020-07-07 13:52:30,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 01:52:28" (2/3) ... [2020-07-07 13:52:30,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 01:52:30, skipping insertion in model container [2020-07-07 13:52:30,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 01:52:30" (3/3) ... [2020-07-07 13:52:30,838 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label18.c [2020-07-07 13:52:30,849 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-07 13:52:30,859 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 13:52:30,874 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 13:52:30,897 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 13:52:30,898 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 13:52:30,898 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-07 13:52:30,898 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 13:52:30,898 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 13:52:30,898 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 13:52:30,899 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 13:52:30,899 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 13:52:30,927 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states. [2020-07-07 13:52:30,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-07 13:52:30,940 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:52:30,941 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] [2020-07-07 13:52:30,942 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:52:30,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:52:30,948 INFO L82 PathProgramCache]: Analyzing trace with hash -123889732, now seen corresponding path program 1 times [2020-07-07 13:52:30,957 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:52:30,957 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [872888571] [2020-07-07 13:52:30,958 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:52:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:31,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:52:31,369 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:52:31,371 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [872888571] [2020-07-07 13:52:31,373 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:52:31,374 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 13:52:31,374 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231022532] [2020-07-07 13:52:31,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 13:52:31,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:52:31,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 13:52:31,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 13:52:31,398 INFO L87 Difference]: Start difference. First operand 813 states. Second operand 5 states. [2020-07-07 13:52:36,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:52:36,481 INFO L93 Difference]: Finished difference Result 2182 states and 2966 transitions. [2020-07-07 13:52:36,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 13:52:36,483 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-07-07 13:52:36,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:52:36,529 INFO L225 Difference]: With dead ends: 2182 [2020-07-07 13:52:36,530 INFO L226 Difference]: Without dead ends: 1307 [2020-07-07 13:52:36,547 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-07 13:52:36,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1307 states. [2020-07-07 13:52:36,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1307 to 1249. [2020-07-07 13:52:36,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1249 states. [2020-07-07 13:52:36,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1249 states and 1507 transitions. [2020-07-07 13:52:36,740 INFO L78 Accepts]: Start accepts. Automaton has 1249 states and 1507 transitions. Word has length 55 [2020-07-07 13:52:36,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:52:36,740 INFO L479 AbstractCegarLoop]: Abstraction has 1249 states and 1507 transitions. [2020-07-07 13:52:36,741 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 13:52:36,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1507 transitions. [2020-07-07 13:52:36,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-07-07 13:52:36,749 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:52:36,750 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 13:52:36,750 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 13:52:36,750 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:52:36,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:52:36,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1086264008, now seen corresponding path program 1 times [2020-07-07 13:52:36,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:52:36,751 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2102781689] [2020-07-07 13:52:36,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:52:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:37,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:52:37,236 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:52:37,237 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2102781689] [2020-07-07 13:52:37,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:52:37,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 13:52:37,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132319088] [2020-07-07 13:52:37,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 13:52:37,241 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:52:37,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 13:52:37,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-07 13:52:37,242 INFO L87 Difference]: Start difference. First operand 1249 states and 1507 transitions. Second operand 7 states. [2020-07-07 13:52:41,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:52:41,527 INFO L93 Difference]: Finished difference Result 3224 states and 4038 transitions. [2020-07-07 13:52:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-07 13:52:41,528 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 144 [2020-07-07 13:52:41,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:52:41,547 INFO L225 Difference]: With dead ends: 3224 [2020-07-07 13:52:41,547 INFO L226 Difference]: Without dead ends: 1992 [2020-07-07 13:52:41,554 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-07 13:52:41,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1992 states. [2020-07-07 13:52:41,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1992 to 1907. [2020-07-07 13:52:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1907 states. [2020-07-07 13:52:41,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1907 states and 2292 transitions. [2020-07-07 13:52:41,732 INFO L78 Accepts]: Start accepts. Automaton has 1907 states and 2292 transitions. Word has length 144 [2020-07-07 13:52:41,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:52:41,733 INFO L479 AbstractCegarLoop]: Abstraction has 1907 states and 2292 transitions. [2020-07-07 13:52:41,733 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 13:52:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2292 transitions. [2020-07-07 13:52:41,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-07-07 13:52:41,739 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:52:41,740 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 13:52:41,740 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 13:52:41,740 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:52:41,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:52:41,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1364277337, now seen corresponding path program 1 times [2020-07-07 13:52:41,741 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:52:41,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [267413310] [2020-07-07 13:52:41,742 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:52:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:52:42,110 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:52:42,110 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [267413310] [2020-07-07 13:52:42,110 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:52:42,111 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-07 13:52:42,111 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016263017] [2020-07-07 13:52:42,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-07 13:52:42,112 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:52:42,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-07 13:52:42,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-07 13:52:42,113 INFO L87 Difference]: Start difference. First operand 1907 states and 2292 transitions. Second operand 6 states. [2020-07-07 13:52:47,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:52:47,489 INFO L93 Difference]: Finished difference Result 6381 states and 8051 transitions. [2020-07-07 13:52:47,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 13:52:47,491 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 196 [2020-07-07 13:52:47,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:52:47,535 INFO L225 Difference]: With dead ends: 6381 [2020-07-07 13:52:47,539 INFO L226 Difference]: Without dead ends: 4491 [2020-07-07 13:52:47,551 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-07-07 13:52:47,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4491 states. [2020-07-07 13:52:47,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4491 to 3906. [2020-07-07 13:52:47,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3906 states. [2020-07-07 13:52:47,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 3906 states and 4881 transitions. [2020-07-07 13:52:47,990 INFO L78 Accepts]: Start accepts. Automaton has 3906 states and 4881 transitions. Word has length 196 [2020-07-07 13:52:47,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:52:47,992 INFO L479 AbstractCegarLoop]: Abstraction has 3906 states and 4881 transitions. [2020-07-07 13:52:47,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-07 13:52:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3906 states and 4881 transitions. [2020-07-07 13:52:47,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-07-07 13:52:47,999 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:52:47,999 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, 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] [2020-07-07 13:52:48,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 13:52:48,000 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:52:48,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:52:48,002 INFO L82 PathProgramCache]: Analyzing trace with hash 950309595, now seen corresponding path program 1 times [2020-07-07 13:52:48,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:52:48,003 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [70557304] [2020-07-07 13:52:48,003 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:52:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:48,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:52:48,701 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:52:48,701 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [70557304] [2020-07-07 13:52:48,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:52:48,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-07 13:52:48,703 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556421465] [2020-07-07 13:52:48,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 13:52:48,704 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:52:48,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 13:52:48,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-07-07 13:52:48,704 INFO L87 Difference]: Start difference. First operand 3906 states and 4881 transitions. Second operand 12 states. [2020-07-07 13:52:53,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:52:53,557 INFO L93 Difference]: Finished difference Result 8254 states and 10312 transitions. [2020-07-07 13:52:53,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 13:52:53,567 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 228 [2020-07-07 13:52:53,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:52:53,605 INFO L225 Difference]: With dead ends: 8254 [2020-07-07 13:52:53,605 INFO L226 Difference]: Without dead ends: 4365 [2020-07-07 13:52:53,619 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2020-07-07 13:52:53,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2020-07-07 13:52:54,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 4340. [2020-07-07 13:52:54,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4340 states. [2020-07-07 13:52:54,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 4340 states and 5389 transitions. [2020-07-07 13:52:54,038 INFO L78 Accepts]: Start accepts. Automaton has 4340 states and 5389 transitions. Word has length 228 [2020-07-07 13:52:54,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:52:54,038 INFO L479 AbstractCegarLoop]: Abstraction has 4340 states and 5389 transitions. [2020-07-07 13:52:54,038 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 13:52:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4340 states and 5389 transitions. [2020-07-07 13:52:54,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-07-07 13:52:54,045 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:52:54,046 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, 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] [2020-07-07 13:52:54,046 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 13:52:54,047 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:52:54,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:52:54,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1960528344, now seen corresponding path program 1 times [2020-07-07 13:52:54,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:52:54,048 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1342826899] [2020-07-07 13:52:54,048 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:52:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:54,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:52:54,570 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:52:54,570 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1342826899] [2020-07-07 13:52:54,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:52:54,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 13:52:54,572 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704167953] [2020-07-07 13:52:54,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 13:52:54,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:52:54,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 13:52:54,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 13:52:54,575 INFO L87 Difference]: Start difference. First operand 4340 states and 5389 transitions. Second operand 5 states. [2020-07-07 13:52:58,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:52:58,507 INFO L93 Difference]: Finished difference Result 9038 states and 11758 transitions. [2020-07-07 13:52:58,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-07 13:52:58,512 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 283 [2020-07-07 13:52:58,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:52:58,545 INFO L225 Difference]: With dead ends: 9038 [2020-07-07 13:52:58,546 INFO L226 Difference]: Without dead ends: 5109 [2020-07-07 13:52:58,564 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-07-07 13:52:58,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5109 states. [2020-07-07 13:52:59,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5109 to 4876. [2020-07-07 13:52:59,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4876 states. [2020-07-07 13:52:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 4876 states and 6092 transitions. [2020-07-07 13:52:59,083 INFO L78 Accepts]: Start accepts. Automaton has 4876 states and 6092 transitions. Word has length 283 [2020-07-07 13:52:59,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:52:59,083 INFO L479 AbstractCegarLoop]: Abstraction has 4876 states and 6092 transitions. [2020-07-07 13:52:59,083 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 13:52:59,084 INFO L276 IsEmpty]: Start isEmpty. Operand 4876 states and 6092 transitions. [2020-07-07 13:52:59,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-07-07 13:52:59,090 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:52:59,091 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, 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] [2020-07-07 13:52:59,091 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 13:52:59,091 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:52:59,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:52:59,092 INFO L82 PathProgramCache]: Analyzing trace with hash -1637551044, now seen corresponding path program 1 times [2020-07-07 13:52:59,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:52:59,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [691476872] [2020-07-07 13:52:59,093 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:52:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:52:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:52:59,702 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:52:59,703 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [691476872] [2020-07-07 13:52:59,703 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:52:59,704 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 13:52:59,704 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239957070] [2020-07-07 13:52:59,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 13:52:59,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:52:59,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 13:52:59,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-07-07 13:52:59,706 INFO L87 Difference]: Start difference. First operand 4876 states and 6092 transitions. Second operand 10 states. [2020-07-07 13:53:00,381 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-07 13:53:07,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:53:07,397 INFO L93 Difference]: Finished difference Result 14978 states and 20452 transitions. [2020-07-07 13:53:07,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-07 13:53:07,398 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 300 [2020-07-07 13:53:07,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:53:07,464 INFO L225 Difference]: With dead ends: 14978 [2020-07-07 13:53:07,465 INFO L226 Difference]: Without dead ends: 10513 [2020-07-07 13:53:07,485 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2020-07-07 13:53:07,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10513 states. [2020-07-07 13:53:08,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10513 to 10436. [2020-07-07 13:53:08,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10436 states. [2020-07-07 13:53:08,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10436 states to 10436 states and 14227 transitions. [2020-07-07 13:53:08,597 INFO L78 Accepts]: Start accepts. Automaton has 10436 states and 14227 transitions. Word has length 300 [2020-07-07 13:53:08,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:53:08,598 INFO L479 AbstractCegarLoop]: Abstraction has 10436 states and 14227 transitions. [2020-07-07 13:53:08,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 13:53:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 10436 states and 14227 transitions. [2020-07-07 13:53:08,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2020-07-07 13:53:08,609 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:53:08,610 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 13:53:08,610 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-07 13:53:08,610 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:53:08,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:53:08,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1690310598, now seen corresponding path program 1 times [2020-07-07 13:53:08,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:53:08,611 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [924587208] [2020-07-07 13:53:08,611 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:53:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:53:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:53:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:53:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:53:09,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:53:09,455 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:53:09,455 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [924587208] [2020-07-07 13:53:09,455 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:53:09,456 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-07-07 13:53:09,456 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240056796] [2020-07-07 13:53:09,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-07 13:53:09,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:53:09,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-07 13:53:09,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2020-07-07 13:53:09,457 INFO L87 Difference]: Start difference. First operand 10436 states and 14227 transitions. Second operand 15 states. [2020-07-07 13:53:13,631 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2020-07-07 13:53:17,773 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-07-07 13:53:24,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:53:24,854 INFO L93 Difference]: Finished difference Result 32180 states and 47038 transitions. [2020-07-07 13:53:24,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-07-07 13:53:24,854 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 317 [2020-07-07 13:53:24,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:53:25,041 INFO L225 Difference]: With dead ends: 32180 [2020-07-07 13:53:25,041 INFO L226 Difference]: Without dead ends: 21704 [2020-07-07 13:53:25,103 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=579, Invalid=1971, Unknown=0, NotChecked=0, Total=2550 [2020-07-07 13:53:25,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21704 states. [2020-07-07 13:53:26,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21704 to 20118. [2020-07-07 13:53:26,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20118 states. [2020-07-07 13:53:26,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20118 states to 20118 states and 28705 transitions. [2020-07-07 13:53:26,976 INFO L78 Accepts]: Start accepts. Automaton has 20118 states and 28705 transitions. Word has length 317 [2020-07-07 13:53:26,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:53:26,977 INFO L479 AbstractCegarLoop]: Abstraction has 20118 states and 28705 transitions. [2020-07-07 13:53:26,977 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-07 13:53:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 20118 states and 28705 transitions. [2020-07-07 13:53:26,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2020-07-07 13:53:26,990 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 13:53:26,990 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-07 13:53:26,991 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-07 13:53:26,991 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 13:53:26,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 13:53:26,991 INFO L82 PathProgramCache]: Analyzing trace with hash 1117451079, now seen corresponding path program 1 times [2020-07-07 13:53:26,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 13:53:26,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1049265129] [2020-07-07 13:53:26,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 13:53:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:53:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:53:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:53:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 13:53:27,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 13:53:27,622 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 13:53:27,622 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1049265129] [2020-07-07 13:53:27,622 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 13:53:27,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-07 13:53:27,623 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550992045] [2020-07-07 13:53:27,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-07 13:53:27,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-07 13:53:27,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-07 13:53:27,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-07 13:53:27,624 INFO L87 Difference]: Start difference. First operand 20118 states and 28705 transitions. Second operand 6 states. [2020-07-07 13:53:34,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 13:53:34,885 INFO L93 Difference]: Finished difference Result 50208 states and 73045 transitions. [2020-07-07 13:53:34,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 13:53:34,886 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 345 [2020-07-07 13:53:34,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 13:53:34,928 INFO L225 Difference]: With dead ends: 50208 [2020-07-07 13:53:34,928 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 13:53:35,097 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-07-07 13:53:35,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 13:53:35,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 13:53:35,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 13:53:35,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 13:53:35,099 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 345 [2020-07-07 13:53:35,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 13:53:35,099 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 13:53:35,099 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-07 13:53:35,100 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 13:53:35,100 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 13:53:35,100 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-07 13:53:35,102 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 13:53:38,903 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 62 [2020-07-07 13:53:43,620 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 59 [2020-07-07 13:53:53,002 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:54:26,731 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:54:37,084 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:54:37,352 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:54:39,070 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:55:05,957 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2020-07-07 13:55:06,167 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 192 [2020-07-07 13:55:06,483 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2020-07-07 13:55:07,710 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2020-07-07 13:55:07,963 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2020-07-07 13:55:09,016 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 186 [2020-07-07 13:55:09,132 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 190 [2020-07-07 13:55:09,809 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 192 [2020-07-07 13:55:10,243 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 192 [2020-07-07 13:55:10,397 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 192 [2020-07-07 13:55:11,154 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2020-07-07 13:55:11,694 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2020-07-07 13:55:12,300 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2020-07-07 13:55:12,852 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2020-07-07 13:55:29,184 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:55:29,596 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:55:30,042 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:55:30,290 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:57:00,012 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 146 [2020-07-07 13:57:08,544 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2020-07-07 13:57:08,745 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 192 [2020-07-07 13:57:09,069 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2020-07-07 13:57:09,879 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 172 [2020-07-07 13:57:10,351 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2020-07-07 13:57:10,593 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2020-07-07 13:57:11,649 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 186 [2020-07-07 13:57:11,758 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 190 [2020-07-07 13:57:12,397 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 192 [2020-07-07 13:57:12,847 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 192 [2020-07-07 13:57:13,005 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 192 [2020-07-07 13:57:13,800 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2020-07-07 13:57:14,339 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 194 [2020-07-07 13:57:14,946 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2020-07-07 13:57:15,443 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 187 [2020-07-07 13:58:02,584 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 44 [2020-07-07 13:58:03,789 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 222 DAG size of output: 58 [2020-07-07 13:58:04,789 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 43 [2020-07-07 13:58:06,124 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 243 DAG size of output: 47 [2020-07-07 13:58:07,105 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 40 [2020-07-07 13:58:08,007 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 36 [2020-07-07 13:58:08,988 WARN L193 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 46 [2020-07-07 13:58:09,849 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 45 [2020-07-07 13:58:11,213 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 250 DAG size of output: 56 [2020-07-07 13:58:12,175 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 40 [2020-07-07 13:58:13,096 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 36 [2020-07-07 13:58:14,124 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 219 DAG size of output: 55 [2020-07-07 13:58:15,115 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:16,353 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 223 DAG size of output: 60 [2020-07-07 13:58:17,063 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:58:18,048 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:19,096 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:20,472 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 269 DAG size of output: 51 [2020-07-07 13:58:21,511 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 224 DAG size of output: 36 [2020-07-07 13:58:22,377 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 46 [2020-07-07 13:58:23,087 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:58:24,006 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 43 [2020-07-07 13:58:24,983 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 54 [2020-07-07 13:58:25,921 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 50 [2020-07-07 13:58:26,931 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:27,647 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:58:28,646 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 40 [2020-07-07 13:58:29,363 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:58:30,076 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:58:31,114 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 230 DAG size of output: 46 [2020-07-07 13:58:32,063 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 55 [2020-07-07 13:58:33,211 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 237 DAG size of output: 44 [2020-07-07 13:58:34,377 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 249 DAG size of output: 52 [2020-07-07 13:58:35,398 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:36,209 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 31 [2020-07-07 13:58:37,278 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 213 DAG size of output: 48 [2020-07-07 13:58:37,691 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 13:58:38,399 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:58:39,323 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 53 [2020-07-07 13:58:40,284 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 55 [2020-07-07 13:58:41,067 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 23 [2020-07-07 13:58:41,929 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 52 [2020-07-07 13:58:42,977 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:44,009 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:44,801 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-07-07 13:58:45,702 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 13:58:46,702 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 40 [2020-07-07 13:58:47,739 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:48,607 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 44 [2020-07-07 13:58:49,349 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:58:50,258 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 39 [2020-07-07 13:58:51,177 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 45 [2020-07-07 13:58:52,067 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 13:58:53,097 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:54,005 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 13:58:55,032 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:55,923 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 13:58:56,935 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:58:57,843 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 36 [2020-07-07 13:58:58,585 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:58:59,532 WARN L193 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 40 [2020-07-07 13:59:00,386 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 42 [2020-07-07 13:59:01,353 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 47 [2020-07-07 13:59:02,265 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 36 [2020-07-07 13:59:03,285 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:04,301 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:05,236 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 64 [2020-07-07 13:59:06,022 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 39 [2020-07-07 13:59:06,902 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 51 [2020-07-07 13:59:07,872 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 46 [2020-07-07 13:59:08,943 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:10,008 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 222 DAG size of output: 54 [2020-07-07 13:59:10,997 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 48 [2020-07-07 13:59:11,887 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 36 [2020-07-07 13:59:12,882 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 53 [2020-07-07 13:59:13,755 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 46 [2020-07-07 13:59:14,553 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 33 [2020-07-07 13:59:15,452 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 39 [2020-07-07 13:59:16,254 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 38 [2020-07-07 13:59:17,130 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 45 [2020-07-07 13:59:17,983 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 41 [2020-07-07 13:59:19,027 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 231 DAG size of output: 43 [2020-07-07 13:59:19,818 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-07-07 13:59:21,324 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 253 DAG size of output: 59 [2020-07-07 13:59:22,143 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 41 [2020-07-07 13:59:22,959 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 41 [2020-07-07 13:59:24,448 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 249 DAG size of output: 44 [2020-07-07 13:59:25,433 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:26,163 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 23 [2020-07-07 13:59:27,037 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 47 [2020-07-07 13:59:28,060 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 217 DAG size of output: 53 [2020-07-07 13:59:28,933 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 54 [2020-07-07 13:59:30,183 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 223 DAG size of output: 59 [2020-07-07 13:59:31,251 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 221 DAG size of output: 49 [2020-07-07 13:59:32,176 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 55 [2020-07-07 13:59:32,998 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 34 [2020-07-07 13:59:34,032 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:34,838 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-07-07 13:59:35,648 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 43 [2020-07-07 13:59:37,293 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 280 DAG size of output: 51 [2020-07-07 13:59:39,876 WARN L193 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 253 DAG size of output: 46 [2020-07-07 13:59:40,904 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:41,804 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 13:59:42,831 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:43,727 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 13:59:44,765 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:45,795 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:47,103 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 223 DAG size of output: 50 [2020-07-07 13:59:48,144 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:48,865 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 13:59:49,907 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 215 DAG size of output: 63 [2020-07-07 13:59:50,942 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:51,994 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 212 DAG size of output: 46 [2020-07-07 13:59:53,133 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 237 DAG size of output: 44 [2020-07-07 13:59:53,935 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 40 [2020-07-07 13:59:55,000 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 218 DAG size of output: 43 [2020-07-07 13:59:56,026 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 13:59:56,958 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 45 [2020-07-07 13:59:57,986 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 220 DAG size of output: 61 [2020-07-07 13:59:58,958 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 42 [2020-07-07 14:00:00,036 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 231 DAG size of output: 42 [2020-07-07 14:00:00,939 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 56 [2020-07-07 14:00:02,226 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 242 DAG size of output: 48 [2020-07-07 14:00:03,369 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 233 DAG size of output: 43 [2020-07-07 14:00:04,536 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 220 DAG size of output: 58 [2020-07-07 14:00:05,441 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 49 [2020-07-07 14:00:06,620 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:07,418 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 31 [2020-07-07 14:00:08,236 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 42 [2020-07-07 14:00:08,955 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:00:09,986 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 212 DAG size of output: 50 [2020-07-07 14:00:11,451 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 258 DAG size of output: 43 [2020-07-07 14:00:12,609 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 243 DAG size of output: 49 [2020-07-07 14:00:13,645 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:14,620 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 39 [2020-07-07 14:00:15,638 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:16,602 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 44 [2020-07-07 14:00:17,269 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:00:18,257 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 42 [2020-07-07 14:00:19,141 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 55 [2020-07-07 14:00:20,030 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 45 [2020-07-07 14:00:20,981 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 43 [2020-07-07 14:00:22,010 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:22,835 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 38 [2020-07-07 14:00:23,901 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 227 DAG size of output: 47 [2020-07-07 14:00:24,831 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 36 [2020-07-07 14:00:25,791 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 58 [2020-07-07 14:00:26,511 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:00:27,473 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 55 [2020-07-07 14:00:28,578 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 221 DAG size of output: 50 [2020-07-07 14:00:29,305 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:00:29,729 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 14:00:31,101 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 242 DAG size of output: 46 [2020-07-07 14:00:32,008 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:00:33,057 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:34,406 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 252 DAG size of output: 47 [2020-07-07 14:00:35,321 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 44 [2020-07-07 14:00:36,287 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 40 [2020-07-07 14:00:37,128 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 45 [2020-07-07 14:00:38,220 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 226 DAG size of output: 44 [2020-07-07 14:00:39,095 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 38 [2020-07-07 14:00:40,048 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 45 [2020-07-07 14:00:41,049 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:42,015 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:42,756 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-07-07 14:00:43,588 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:00:44,551 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:45,448 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:00:46,893 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 248 DAG size of output: 54 [2020-07-07 14:00:47,934 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:48,660 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:00:49,702 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:50,597 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 39 [2020-07-07 14:00:51,576 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 44 [2020-07-07 14:00:52,610 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:53,515 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:00:54,558 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:55,600 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:56,656 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:00:57,677 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 231 DAG size of output: 43 [2020-07-07 14:00:58,575 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 44 [2020-07-07 14:00:59,507 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 42 [2020-07-07 14:01:00,474 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:01,446 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:02,583 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 224 DAG size of output: 47 [2020-07-07 14:01:03,853 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 229 DAG size of output: 55 [2020-07-07 14:01:04,285 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 14:01:04,724 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 14:01:05,758 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:06,750 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 43 [2020-07-07 14:01:07,825 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 237 DAG size of output: 47 [2020-07-07 14:01:08,269 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 14:01:09,327 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 212 DAG size of output: 46 [2020-07-07 14:01:10,286 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 36 [2020-07-07 14:01:11,338 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:12,378 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:13,581 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 237 DAG size of output: 44 [2020-07-07 14:01:14,492 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 41 [2020-07-07 14:01:15,602 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 235 DAG size of output: 40 [2020-07-07 14:01:16,629 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 236 DAG size of output: 38 [2020-07-07 14:01:17,692 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:18,743 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:19,793 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:21,263 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 229 DAG size of output: 59 [2020-07-07 14:01:22,381 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 233 DAG size of output: 49 [2020-07-07 14:01:23,271 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 46 [2020-07-07 14:01:24,139 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 35 [2020-07-07 14:01:25,526 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 251 DAG size of output: 45 [2020-07-07 14:01:26,437 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 49 [2020-07-07 14:01:27,356 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:01:28,421 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:29,347 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:01:30,425 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:31,288 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 43 [2020-07-07 14:01:32,082 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-07-07 14:01:33,023 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 52 [2020-07-07 14:01:34,013 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:34,983 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:35,994 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:37,205 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 230 DAG size of output: 44 [2020-07-07 14:01:38,080 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 37 [2020-07-07 14:01:39,137 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:40,186 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:41,175 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:01:42,095 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:01:43,152 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:43,959 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-07-07 14:01:44,781 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 41 [2020-07-07 14:01:45,513 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:01:46,548 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 217 DAG size of output: 53 [2020-07-07 14:01:47,464 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 45 [2020-07-07 14:01:48,463 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 62 [2020-07-07 14:01:49,194 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:01:50,027 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 37 [2020-07-07 14:01:50,871 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 39 [2020-07-07 14:01:51,946 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:53,011 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:01:53,871 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 42 [2020-07-07 14:01:54,798 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 44 [2020-07-07 14:01:56,047 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 223 DAG size of output: 47 [2020-07-07 14:01:56,780 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:01:57,659 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 45 [2020-07-07 14:01:58,569 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 60 [2020-07-07 14:01:59,500 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 43 [2020-07-07 14:02:00,346 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 49 [2020-07-07 14:02:01,880 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 249 DAG size of output: 44 [2020-07-07 14:02:02,869 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:02:04,549 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 299 DAG size of output: 57 [2020-07-07 14:02:05,401 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 52 [2020-07-07 14:02:06,357 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 41 [2020-07-07 14:02:08,002 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 249 DAG size of output: 44 [2020-07-07 14:02:08,990 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 55 [2020-07-07 14:02:09,998 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 62 [2020-07-07 14:02:10,847 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 33 [2020-07-07 14:02:11,939 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 238 DAG size of output: 48 [2020-07-07 14:02:13,008 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:02:14,477 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 229 DAG size of output: 59 [2020-07-07 14:02:15,544 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:02:16,795 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 249 DAG size of output: 44 [2020-07-07 14:02:17,523 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:02:18,611 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:02:19,670 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:02:20,656 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 43 [2020-07-07 14:02:21,722 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:02:22,789 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 219 DAG size of output: 41 [2020-07-07 14:02:23,975 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 224 DAG size of output: 60 [2020-07-07 14:02:25,008 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 251 DAG size of output: 46 [2020-07-07 14:02:25,886 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 42 [2020-07-07 14:02:27,149 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 224 DAG size of output: 50 [2020-07-07 14:02:28,153 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 55 [2020-07-07 14:02:29,226 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:02:30,092 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 36 [2020-07-07 14:03:11,550 WARN L193 SmtUtils]: Spent 41.41 s on a formula simplification. DAG size of input: 699 DAG size of output: 220 [2020-07-07 14:03:12,545 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 23 [2020-07-07 14:03:13,623 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:14,811 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 244 DAG size of output: 44 [2020-07-07 14:03:15,726 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 58 [2020-07-07 14:03:16,698 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 41 [2020-07-07 14:03:17,815 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 221 DAG size of output: 55 [2020-07-07 14:03:18,819 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 50 [2020-07-07 14:03:19,851 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 227 DAG size of output: 42 [2020-07-07 14:03:20,898 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 228 DAG size of output: 54 [2020-07-07 14:03:21,871 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 46 [2020-07-07 14:03:22,840 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 36 [2020-07-07 14:03:23,588 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:03:24,655 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:25,730 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:26,550 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-07-07 14:03:27,480 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:03:28,547 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:29,475 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:03:30,562 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:31,465 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 52 [2020-07-07 14:03:32,546 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:33,304 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 23 [2020-07-07 14:03:34,184 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 39 [2020-07-07 14:03:35,035 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 42 [2020-07-07 14:03:36,003 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 43 [2020-07-07 14:03:36,856 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 37 [2020-07-07 14:03:37,970 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 213 DAG size of output: 48 [2020-07-07 14:03:39,055 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:40,331 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 242 DAG size of output: 48 [2020-07-07 14:03:41,410 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:42,349 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:03:43,434 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:44,532 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:45,477 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:03:46,600 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 223 DAG size of output: 51 [2020-07-07 14:03:47,455 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 31 [2020-07-07 14:03:48,732 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 249 DAG size of output: 44 [2020-07-07 14:03:49,476 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:03:50,417 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 50 [2020-07-07 14:03:51,505 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:53,214 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 249 DAG size of output: 44 [2020-07-07 14:03:54,265 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 214 DAG size of output: 47 [2020-07-07 14:03:55,217 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:03:56,315 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:57,057 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:03:58,149 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:03:58,989 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 44 [2020-07-07 14:04:00,358 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 226 DAG size of output: 61 [2020-07-07 14:04:01,474 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 216 DAG size of output: 52 [2020-07-07 14:04:02,370 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 49 [2020-07-07 14:04:03,255 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 35 [2020-07-07 14:04:04,404 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 218 DAG size of output: 64 [2020-07-07 14:04:05,291 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 38 [2020-07-07 14:04:05,748 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 14:04:06,652 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 40 [2020-07-07 14:04:07,097 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 14:04:08,126 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 215 DAG size of output: 62 [2020-07-07 14:04:08,581 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 14:04:09,035 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2020-07-07 14:04:09,986 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:04:11,096 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:12,070 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 43 [2020-07-07 14:04:12,970 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 43 [2020-07-07 14:04:14,401 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 56 [2020-07-07 14:04:15,387 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 43 [2020-07-07 14:04:16,492 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:17,390 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 40 [2020-07-07 14:04:18,284 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 47 [2020-07-07 14:04:19,190 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 53 [2020-07-07 14:04:20,293 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:21,396 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:22,497 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:23,442 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 40 [2020-07-07 14:04:24,674 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 248 DAG size of output: 46 [2020-07-07 14:04:25,901 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 224 DAG size of output: 47 [2020-07-07 14:04:26,695 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 23 [2020-07-07 14:04:27,787 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:28,739 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 41 [2020-07-07 14:04:29,495 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:04:30,585 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:31,602 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 219 DAG size of output: 55 [2020-07-07 14:04:32,482 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 38 [2020-07-07 14:04:33,861 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 258 DAG size of output: 44 [2020-07-07 14:04:34,715 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 34 [2020-07-07 14:04:35,812 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:36,906 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:38,028 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 248 DAG size of output: 46 [2020-07-07 14:04:39,043 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 232 DAG size of output: 42 [2020-07-07 14:04:40,127 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 235 DAG size of output: 44 [2020-07-07 14:04:41,235 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 219 DAG size of output: 55 [2020-07-07 14:04:42,170 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 45 [2020-07-07 14:04:42,923 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-07-07 14:04:43,849 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 55 [2020-07-07 14:04:44,925 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 231 DAG size of output: 43 [2020-07-07 14:04:45,745 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 40 [2020-07-07 14:04:46,655 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 40 [2020-07-07 14:04:47,902 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 231 DAG size of output: 48 [2020-07-07 14:04:48,835 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 46 [2020-07-07 14:04:49,936 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:51,049 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 231 DAG size of output: 42 [2020-07-07 14:04:52,057 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 53 [2020-07-07 14:04:53,526 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 226 DAG size of output: 56 [2020-07-07 14:04:54,639 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:55,744 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:56,587 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 33 [2020-07-07 14:04:57,702 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:04:58,828 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:05:00,026 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 226 DAG size of output: 54 [2020-07-07 14:05:00,890 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 31 [2020-07-07 14:05:02,072 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 231 DAG size of output: 42 [2020-07-07 14:05:03,545 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 243 DAG size of output: 47 [2020-07-07 14:05:04,527 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 39 [2020-07-07 14:05:05,363 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 45 [2020-07-07 14:05:06,151 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 40 [2020-07-07 14:05:07,129 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 50 [2020-07-07 14:05:08,186 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 238 DAG size of output: 44 [2020-07-07 14:05:09,261 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 211 DAG size of output: 56 [2020-07-07 14:05:10,204 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 41 [2020-07-07 14:05:11,061 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 45 [2020-07-07 14:05:12,126 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 220 DAG size of output: 39 [2020-07-07 14:05:12,995 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 37 [2020-07-07 14:05:14,008 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 202 DAG size of output: 52 [2020-07-07 14:05:14,868 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 40 [2020-07-07 14:05:15,967 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 36 [2020-07-07 14:05:16,846 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 45 [2020-07-07 14:05:17,859 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 207 DAG size of output: 36