/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/AutomizerBplInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-MCR.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_7.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d9e330d [2020-02-11 01:21:20,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-02-11 01:21:20,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-02-11 01:21:20,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-02-11 01:21:20,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-02-11 01:21:20,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-02-11 01:21:20,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-02-11 01:21:20,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-02-11 01:21:20,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-02-11 01:21:20,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-02-11 01:21:20,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-02-11 01:21:20,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-02-11 01:21:20,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-02-11 01:21:20,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-02-11 01:21:20,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-02-11 01:21:20,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-02-11 01:21:20,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-02-11 01:21:20,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-02-11 01:21:20,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-02-11 01:21:20,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-02-11 01:21:20,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-02-11 01:21:20,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-02-11 01:21:20,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-02-11 01:21:20,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-02-11 01:21:20,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-02-11 01:21:20,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-02-11 01:21:20,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-02-11 01:21:20,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-02-11 01:21:20,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-MCR.epf [2020-02-11 01:21:20,332 INFO L113 SettingsManager]: Loading preferences was successful [2020-02-11 01:21:20,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-02-11 01:21:20,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-02-11 01:21:20,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-02-11 01:21:20,335 INFO L138 SettingsManager]: * Use SBE=true [2020-02-11 01:21:20,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-02-11 01:21:20,335 INFO L138 SettingsManager]: * sizeof long=4 [2020-02-11 01:21:20,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-02-11 01:21:20,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-02-11 01:21:20,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-02-11 01:21:20,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-02-11 01:21:20,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-02-11 01:21:20,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-02-11 01:21:20,338 INFO L138 SettingsManager]: * sizeof long double=12 [2020-02-11 01:21:20,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-02-11 01:21:20,338 INFO L138 SettingsManager]: * Use constant arrays=true [2020-02-11 01:21:20,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-02-11 01:21:20,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-02-11 01:21:20,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-02-11 01:21:20,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-02-11 01:21:20,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-02-11 01:21:20,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-11 01:21:20,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-02-11 01:21:20,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-02-11 01:21:20,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-02-11 01:21:20,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-02-11 01:21:20,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-02-11 01:21:20,340 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-02-11 01:21:20,341 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-02-11 01:21:20,341 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-02-11 01:21:20,342 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-02-11 01:21:20,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-02-11 01:21:20,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-02-11 01:21:20,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-02-11 01:21:20,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-02-11 01:21:20,635 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-02-11 01:21:20,637 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-02-11 01:21:20,637 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_7.bpl [2020-02-11 01:21:20,638 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_7.bpl' [2020-02-11 01:21:20,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-02-11 01:21:20,682 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-02-11 01:21:20,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-02-11 01:21:20,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-02-11 01:21:20,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-02-11 01:21:20,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-02-11 01:21:20,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-02-11 01:21:20,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-02-11 01:21:20,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-02-11 01:21:20,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/1) ... [2020-02-11 01:21:20,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-02-11 01:21:20,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-02-11 01:21:20,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-02-11 01:21:20,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-02-11 01:21:20,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (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 [2020-02-11 01:21:20,826 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-02-11 01:21:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-02-11 01:21:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-02-11 01:21:20,827 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-02-11 01:21:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-02-11 01:21:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-02-11 01:21:20,827 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-02-11 01:21:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-02-11 01:21:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-02-11 01:21:20,828 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-02-11 01:21:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-02-11 01:21:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-02-11 01:21:20,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-02-11 01:21:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-02-11 01:21:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-02-11 01:21:20,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-02-11 01:21:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-02-11 01:21:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-02-11 01:21:20,830 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-02-11 01:21:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-02-11 01:21:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-02-11 01:21:20,831 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-02-11 01:21:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-02-11 01:21:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-02-11 01:21:20,834 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-02-11 01:21:21,049 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-02-11 01:21:21,050 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-02-11 01:21:21,054 INFO L202 PluginConnector]: Adding new model example_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 01:21:21 BoogieIcfgContainer [2020-02-11 01:21:21,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-02-11 01:21:21,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-02-11 01:21:21,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-02-11 01:21:21,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-02-11 01:21:21,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.02 01:21:20" (1/2) ... [2020-02-11 01:21:21,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@94bd19b and model type example_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 01:21:21, skipping insertion in model container [2020-02-11 01:21:21,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 01:21:21" (2/2) ... [2020-02-11 01:21:21,063 INFO L109 eAbstractionObserver]: Analyzing ICFG example_7.bpl [2020-02-11 01:21:21,089 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-02-11 01:21:21,102 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-02-11 01:21:21,109 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-02-11 01:21:21,267 INFO L251 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-02-11 01:21:21,286 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-02-11 01:21:21,287 INFO L376 AbstractCegarLoop]: Hoare is false [2020-02-11 01:21:21,287 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-02-11 01:21:21,287 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-02-11 01:21:21,287 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-02-11 01:21:21,287 INFO L380 AbstractCegarLoop]: Difference is false [2020-02-11 01:21:21,288 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-02-11 01:21:21,288 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-02-11 01:21:21,303 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 60 places, 80 transitions [2020-02-11 01:21:21,548 INFO L129 PetriNetUnfolder]: 321/472 cut-off events. [2020-02-11 01:21:21,549 INFO L130 PetriNetUnfolder]: For 448/448 co-relation queries the response was YES. [2020-02-11 01:21:21,573 INFO L76 FinitePrefix]: Finished finitePrefix Result has 942 conditions, 472 events. 321/472 cut-off events. For 448/448 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1550 event pairs. 0/471 useless extension candidates. Maximal degree in co-relation 416. Up to 140 conditions per place. [2020-02-11 01:21:21,574 INFO L82 GeneralOperation]: Start removeDead. Operand has 60 places, 80 transitions [2020-02-11 01:21:21,593 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 51 places, 71 transitions [2020-02-11 01:21:21,691 INFO L129 PetriNetUnfolder]: 321/469 cut-off events. [2020-02-11 01:21:21,691 INFO L130 PetriNetUnfolder]: For 448/448 co-relation queries the response was YES. [2020-02-11 01:21:21,691 INFO L219 CegarLoopForPetriNet]: Found error trace [2020-02-11 01:21:21,692 INFO L227 CegarLoopForPetriNet]: 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] [2020-02-11 01:21:21,693 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2020-02-11 01:21:21,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-02-11 01:21:21,705 INFO L82 PathProgramCache]: Analyzing trace with hash -471764067, now seen corresponding path program 1 times [2020-02-11 01:21:21,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-02-11 01:21:21,722 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150240500] [2020-02-11 01:21:21,722 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-02-11 01:21:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-02-11 01:21:21,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-02-11 01:21:21,921 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150240500] [2020-02-11 01:21:21,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-02-11 01:21:21,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-02-11 01:21:21,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [284978317] [2020-02-11 01:21:21,924 INFO L124 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2020-02-11 01:21:21,943 INFO L189 pAbStrategyModuleMcr]: Started intersection. [2020-02-11 01:21:22,618 INFO L200 pAbStrategyModuleMcr]: Finished intersection with 4374 states and 20413 transitions. [2020-02-11 01:21:22,619 INFO L211 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2020-02-11 01:21:22,664 INFO L284 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 10 times. [2020-02-11 01:21:22,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-02-11 01:21:22,665 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-02-11 01:21:22,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-02-11 01:21:22,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-02-11 01:21:22,684 INFO L413 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 80 [2020-02-11 01:21:22,686 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 71 transitions. Second operand 3 states. [2020-02-11 01:21:22,686 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-02-11 01:21:22,686 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 80 [2020-02-11 01:21:22,688 INFO L68 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-02-11 01:21:22,795 INFO L129 PetriNetUnfolder]: 285/427 cut-off events. [2020-02-11 01:21:22,795 INFO L130 PetriNetUnfolder]: For 541/541 co-relation queries the response was YES. [2020-02-11 01:21:22,800 INFO L76 FinitePrefix]: Finished finitePrefix Result has 913 conditions, 427 events. 285/427 cut-off events. For 541/541 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1615 event pairs. 7/434 useless extension candidates. Maximal degree in co-relation 416. Up to 140 conditions per place. [2020-02-11 01:21:22,811 INFO L145 encePairwiseOnDemand]: 77/80 looper letters, 5 selfloop transitions, 1 changer transitions 0/69 dead transitions. [2020-02-11 01:21:22,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-02-11 01:21:22,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-02-11 01:21:22,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2020-02-11 01:21:22,819 INFO L464 CegarLoopForPetriNet]: DFA transition density 0.9333333333333333 [2020-02-11 01:21:22,820 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 224 transitions. [2020-02-11 01:21:22,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 224 transitions. [2020-02-11 01:21:22,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-02-11 01:21:22,825 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 224 transitions. [2020-02-11 01:21:22,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-02-11 01:21:22,836 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-02-11 01:21:22,836 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-02-11 01:21:22,838 INFO L178 Difference]: Start difference. First operand has 51 places, 71 transitions. Second operand 3 states and 224 transitions. [2020-02-11 01:21:22,842 INFO L206 Difference]: Finished difference. Result has 53 places, 69 transitions [2020-02-11 01:21:22,845 INFO L292 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=310, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=302, PETRI_PLACES=53, PETRI_TRANSITIONS=69} [2020-02-11 01:21:22,846 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 53 places, 69 transitions [2020-02-11 01:21:22,904 INFO L129 PetriNetUnfolder]: 285/427 cut-off events. [2020-02-11 01:21:22,905 INFO L130 PetriNetUnfolder]: For 406/406 co-relation queries the response was YES. [2020-02-11 01:21:22,909 INFO L76 FinitePrefix]: Finished finitePrefix Result has 856 conditions, 427 events. 285/427 cut-off events. For 406/406 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1516 event pairs. 0/427 useless extension candidates. Maximal degree in co-relation 837. Up to 140 conditions per place. [2020-02-11 01:21:22,910 INFO L82 GeneralOperation]: Start removeDead. Operand has 53 places, 69 transitions [2020-02-11 01:21:22,919 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 53 places, 69 transitions [2020-02-11 01:21:22,920 INFO L479 AbstractCegarLoop]: Abstraction has has 53 places, 69 transitions [2020-02-11 01:21:22,920 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-02-11 01:21:22,983 INFO L129 PetriNetUnfolder]: 285/426 cut-off events. [2020-02-11 01:21:22,983 INFO L130 PetriNetUnfolder]: For 406/406 co-relation queries the response was YES. [2020-02-11 01:21:22,983 INFO L219 CegarLoopForPetriNet]: Found error trace [2020-02-11 01:21:22,984 INFO L227 CegarLoopForPetriNet]: 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] [2020-02-11 01:21:22,984 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2020-02-11 01:21:22,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-02-11 01:21:22,985 INFO L82 PathProgramCache]: Analyzing trace with hash -1830030657, now seen corresponding path program 1 times [2020-02-11 01:21:22,985 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-02-11 01:21:22,985 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093039338] [2020-02-11 01:21:22,985 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-02-11 01:21:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-02-11 01:21:23,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-02-11 01:21:23,058 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093039338] [2020-02-11 01:21:23,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-02-11 01:21:23,060 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-02-11 01:21:23,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [439156124] [2020-02-11 01:21:23,060 INFO L124 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2020-02-11 01:21:23,064 INFO L189 pAbStrategyModuleMcr]: Started intersection. [2020-02-11 01:21:23,721 INFO L200 pAbStrategyModuleMcr]: Finished intersection with 4374 states and 20413 transitions. [2020-02-11 01:21:23,722 INFO L211 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2020-02-11 01:21:23,763 INFO L284 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 6 times. [2020-02-11 01:21:23,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-02-11 01:21:23,765 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-02-11 01:21:23,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-02-11 01:21:23,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-02-11 01:21:23,767 INFO L413 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 80 [2020-02-11 01:21:23,767 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 69 transitions. Second operand 3 states. [2020-02-11 01:21:23,767 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-02-11 01:21:23,767 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 80 [2020-02-11 01:21:23,768 INFO L68 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-02-11 01:21:23,827 INFO L129 PetriNetUnfolder]: 110/196 cut-off events. [2020-02-11 01:21:23,828 INFO L130 PetriNetUnfolder]: For 343/343 co-relation queries the response was YES. [2020-02-11 01:21:23,830 INFO L76 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 196 events. 110/196 cut-off events. For 343/343 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 670 event pairs. 51/247 useless extension candidates. Maximal degree in co-relation 383. Up to 60 conditions per place. [2020-02-11 01:21:23,836 INFO L145 encePairwiseOnDemand]: 74/80 looper letters, 2 selfloop transitions, 1 changer transitions 0/64 dead transitions. [2020-02-11 01:21:23,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-02-11 01:21:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-02-11 01:21:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2020-02-11 01:21:23,838 INFO L464 CegarLoopForPetriNet]: DFA transition density 0.9333333333333333 [2020-02-11 01:21:23,839 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 224 transitions. [2020-02-11 01:21:23,839 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 224 transitions. [2020-02-11 01:21:23,840 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-02-11 01:21:23,840 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 224 transitions. [2020-02-11 01:21:23,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-02-11 01:21:23,850 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-02-11 01:21:23,850 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-02-11 01:21:23,850 INFO L178 Difference]: Start difference. First operand has 53 places, 69 transitions. Second operand 3 states and 224 transitions. [2020-02-11 01:21:23,853 INFO L206 Difference]: Finished difference. Result has 55 places, 64 transitions [2020-02-11 01:21:23,854 INFO L292 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=302, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=279, PETRI_PLACES=55, PETRI_TRANSITIONS=64} [2020-02-11 01:21:23,855 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 55 places, 64 transitions [2020-02-11 01:21:23,890 INFO L129 PetriNetUnfolder]: 110/196 cut-off events. [2020-02-11 01:21:23,890 INFO L130 PetriNetUnfolder]: For 176/176 co-relation queries the response was YES. [2020-02-11 01:21:23,893 INFO L76 FinitePrefix]: Finished finitePrefix Result has 396 conditions, 196 events. 110/196 cut-off events. For 176/176 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 644 event pairs. 0/196 useless extension candidates. Maximal degree in co-relation 376. Up to 60 conditions per place. [2020-02-11 01:21:23,893 INFO L82 GeneralOperation]: Start removeDead. Operand has 55 places, 64 transitions [2020-02-11 01:21:23,898 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 55 places, 64 transitions [2020-02-11 01:21:23,898 INFO L479 AbstractCegarLoop]: Abstraction has has 55 places, 64 transitions [2020-02-11 01:21:23,898 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-02-11 01:21:23,924 INFO L129 PetriNetUnfolder]: 110/195 cut-off events. [2020-02-11 01:21:23,924 INFO L130 PetriNetUnfolder]: For 176/176 co-relation queries the response was YES. [2020-02-11 01:21:23,924 INFO L219 CegarLoopForPetriNet]: Found error trace [2020-02-11 01:21:23,924 INFO L227 CegarLoopForPetriNet]: 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] [2020-02-11 01:21:23,925 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2020-02-11 01:21:23,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-02-11 01:21:23,925 INFO L82 PathProgramCache]: Analyzing trace with hash 1462094463, now seen corresponding path program 1 times [2020-02-11 01:21:23,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-02-11 01:21:23,926 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93189409] [2020-02-11 01:21:23,926 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-02-11 01:21:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-02-11 01:21:23,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-02-11 01:21:23,983 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93189409] [2020-02-11 01:21:23,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-02-11 01:21:23,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-02-11 01:21:23,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1740012559] [2020-02-11 01:21:23,984 INFO L124 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2020-02-11 01:21:23,986 INFO L189 pAbStrategyModuleMcr]: Started intersection. [2020-02-11 01:21:24,344 INFO L200 pAbStrategyModuleMcr]: Finished intersection with 4374 states and 20413 transitions. [2020-02-11 01:21:24,344 INFO L211 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2020-02-11 01:21:24,370 INFO L284 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 6 times. [2020-02-11 01:21:24,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-02-11 01:21:24,371 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-02-11 01:21:24,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-02-11 01:21:24,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-02-11 01:21:24,372 INFO L413 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 80 [2020-02-11 01:21:24,373 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 64 transitions. Second operand 3 states. [2020-02-11 01:21:24,373 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-02-11 01:21:24,373 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 80 [2020-02-11 01:21:24,373 INFO L68 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-02-11 01:21:24,424 INFO L129 PetriNetUnfolder]: 64/135 cut-off events. [2020-02-11 01:21:24,425 INFO L130 PetriNetUnfolder]: For 183/183 co-relation queries the response was YES. [2020-02-11 01:21:24,426 INFO L76 FinitePrefix]: Finished finitePrefix Result has 293 conditions, 135 events. 64/135 cut-off events. For 183/183 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 441 event pairs. 11/146 useless extension candidates. Maximal degree in co-relation 272. Up to 30 conditions per place. [2020-02-11 01:21:24,430 INFO L145 encePairwiseOnDemand]: 76/80 looper letters, 4 selfloop transitions, 1 changer transitions 0/61 dead transitions. [2020-02-11 01:21:24,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-02-11 01:21:24,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-02-11 01:21:24,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2020-02-11 01:21:24,431 INFO L464 CegarLoopForPetriNet]: DFA transition density 0.9333333333333333 [2020-02-11 01:21:24,432 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 224 transitions. [2020-02-11 01:21:24,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 224 transitions. [2020-02-11 01:21:24,433 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-02-11 01:21:24,433 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 224 transitions. [2020-02-11 01:21:24,434 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-02-11 01:21:24,434 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-02-11 01:21:24,435 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-02-11 01:21:24,435 INFO L178 Difference]: Start difference. First operand has 55 places, 64 transitions. Second operand 3 states and 224 transitions. [2020-02-11 01:21:24,436 INFO L206 Difference]: Finished difference. Result has 57 places, 61 transitions [2020-02-11 01:21:24,436 INFO L292 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=279, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=266, PETRI_PLACES=57, PETRI_TRANSITIONS=61} [2020-02-11 01:21:24,437 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 57 places, 61 transitions [2020-02-11 01:21:24,455 INFO L129 PetriNetUnfolder]: 64/135 cut-off events. [2020-02-11 01:21:24,455 INFO L130 PetriNetUnfolder]: For 116/116 co-relation queries the response was YES. [2020-02-11 01:21:24,457 INFO L76 FinitePrefix]: Finished finitePrefix Result has 276 conditions, 135 events. 64/135 cut-off events. For 116/116 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 405 event pairs. 0/135 useless extension candidates. Maximal degree in co-relation 255. Up to 30 conditions per place. [2020-02-11 01:21:24,457 INFO L82 GeneralOperation]: Start removeDead. Operand has 57 places, 61 transitions [2020-02-11 01:21:24,463 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 57 places, 61 transitions [2020-02-11 01:21:24,463 INFO L479 AbstractCegarLoop]: Abstraction has has 57 places, 61 transitions [2020-02-11 01:21:24,463 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-02-11 01:21:24,482 INFO L129 PetriNetUnfolder]: 64/134 cut-off events. [2020-02-11 01:21:24,482 INFO L130 PetriNetUnfolder]: For 116/116 co-relation queries the response was YES. [2020-02-11 01:21:24,482 INFO L219 CegarLoopForPetriNet]: Found error trace [2020-02-11 01:21:24,482 INFO L227 CegarLoopForPetriNet]: 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] [2020-02-11 01:21:24,483 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2020-02-11 01:21:24,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-02-11 01:21:24,483 INFO L82 PathProgramCache]: Analyzing trace with hash -710855361, now seen corresponding path program 1 times [2020-02-11 01:21:24,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-02-11 01:21:24,484 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678626880] [2020-02-11 01:21:24,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-02-11 01:21:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-02-11 01:21:24,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-02-11 01:21:24,542 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678626880] [2020-02-11 01:21:24,543 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-02-11 01:21:24,543 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-02-11 01:21:24,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1629559907] [2020-02-11 01:21:24,544 INFO L124 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2020-02-11 01:21:24,546 INFO L189 pAbStrategyModuleMcr]: Started intersection. [2020-02-11 01:21:24,878 INFO L200 pAbStrategyModuleMcr]: Finished intersection with 4374 states and 20413 transitions. [2020-02-11 01:21:24,878 INFO L211 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2020-02-11 01:21:24,895 INFO L284 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 4 times. [2020-02-11 01:21:24,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-02-11 01:21:24,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-02-11 01:21:24,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-02-11 01:21:24,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-02-11 01:21:24,897 INFO L413 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 80 [2020-02-11 01:21:24,898 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 61 transitions. Second operand 3 states. [2020-02-11 01:21:24,898 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-02-11 01:21:24,898 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 80 [2020-02-11 01:21:24,898 INFO L68 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-02-11 01:21:24,916 INFO L129 PetriNetUnfolder]: 12/52 cut-off events. [2020-02-11 01:21:24,916 INFO L130 PetriNetUnfolder]: For 87/87 co-relation queries the response was YES. [2020-02-11 01:21:24,917 INFO L76 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 52 events. 12/52 cut-off events. For 87/87 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 111 event pairs. 17/69 useless extension candidates. Maximal degree in co-relation 91. Up to 8 conditions per place. [2020-02-11 01:21:24,919 INFO L145 encePairwiseOnDemand]: 73/80 looper letters, 1 selfloop transitions, 1 changer transitions 0/44 dead transitions. [2020-02-11 01:21:24,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-02-11 01:21:24,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-02-11 01:21:24,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2020-02-11 01:21:24,921 INFO L464 CegarLoopForPetriNet]: DFA transition density 0.9333333333333333 [2020-02-11 01:21:24,921 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 224 transitions. [2020-02-11 01:21:24,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 224 transitions. [2020-02-11 01:21:24,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-02-11 01:21:24,921 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 224 transitions. [2020-02-11 01:21:24,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-02-11 01:21:24,923 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-02-11 01:21:24,923 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-02-11 01:21:24,923 INFO L178 Difference]: Start difference. First operand has 57 places, 61 transitions. Second operand 3 states and 224 transitions. [2020-02-11 01:21:24,923 INFO L206 Difference]: Finished difference. Result has 59 places, 44 transitions [2020-02-11 01:21:24,924 INFO L292 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=266, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=183, PETRI_PLACES=59, PETRI_TRANSITIONS=44} [2020-02-11 01:21:24,924 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 59 places, 44 transitions [2020-02-11 01:21:24,931 INFO L129 PetriNetUnfolder]: 12/52 cut-off events. [2020-02-11 01:21:24,931 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2020-02-11 01:21:24,932 INFO L76 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 52 events. 12/52 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 101 event pairs. 0/52 useless extension candidates. Maximal degree in co-relation 90. Up to 8 conditions per place. [2020-02-11 01:21:24,932 INFO L82 GeneralOperation]: Start removeDead. Operand has 59 places, 44 transitions [2020-02-11 01:21:24,934 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 59 places, 44 transitions [2020-02-11 01:21:24,934 INFO L479 AbstractCegarLoop]: Abstraction has has 59 places, 44 transitions [2020-02-11 01:21:24,934 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-02-11 01:21:24,941 INFO L129 PetriNetUnfolder]: 12/51 cut-off events. [2020-02-11 01:21:24,942 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2020-02-11 01:21:24,942 INFO L219 CegarLoopForPetriNet]: Found error trace [2020-02-11 01:21:24,942 INFO L227 CegarLoopForPetriNet]: 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] [2020-02-11 01:21:24,942 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2020-02-11 01:21:24,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-02-11 01:21:24,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1597604371, now seen corresponding path program 1 times [2020-02-11 01:21:24,943 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-02-11 01:21:24,944 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517569230] [2020-02-11 01:21:24,944 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-02-11 01:21:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-02-11 01:21:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-02-11 01:21:24,966 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517569230] [2020-02-11 01:21:24,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-02-11 01:21:24,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-02-11 01:21:24,967 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1587871197] [2020-02-11 01:21:24,967 INFO L124 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2020-02-11 01:21:24,969 INFO L189 pAbStrategyModuleMcr]: Started intersection. [2020-02-11 01:21:25,320 INFO L200 pAbStrategyModuleMcr]: Finished intersection with 4374 states and 20413 transitions. [2020-02-11 01:21:25,320 INFO L211 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2020-02-11 01:21:25,338 INFO L284 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 6 times. [2020-02-11 01:21:25,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-02-11 01:21:25,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-02-11 01:21:25,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-02-11 01:21:25,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-02-11 01:21:25,340 INFO L413 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 80 [2020-02-11 01:21:25,341 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 44 transitions. Second operand 3 states. [2020-02-11 01:21:25,341 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-02-11 01:21:25,341 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 80 [2020-02-11 01:21:25,342 INFO L68 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-02-11 01:21:25,361 INFO L129 PetriNetUnfolder]: 1/31 cut-off events. [2020-02-11 01:21:25,361 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2020-02-11 01:21:25,362 INFO L76 FinitePrefix]: Finished finitePrefix Result has 73 conditions, 31 events. 1/31 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 49 event pairs. 5/36 useless extension candidates. Maximal degree in co-relation 50. Up to 3 conditions per place. [2020-02-11 01:21:25,363 INFO L145 encePairwiseOnDemand]: 75/80 looper letters, 1 selfloop transitions, 1 changer transitions 0/31 dead transitions. [2020-02-11 01:21:25,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-02-11 01:21:25,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-02-11 01:21:25,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 222 transitions. [2020-02-11 01:21:25,365 INFO L464 CegarLoopForPetriNet]: DFA transition density 0.925 [2020-02-11 01:21:25,365 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 222 transitions. [2020-02-11 01:21:25,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 222 transitions. [2020-02-11 01:21:25,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-02-11 01:21:25,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 222 transitions. [2020-02-11 01:21:25,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-02-11 01:21:25,367 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-02-11 01:21:25,368 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-02-11 01:21:25,368 INFO L178 Difference]: Start difference. First operand has 59 places, 44 transitions. Second operand 3 states and 222 transitions. [2020-02-11 01:21:25,371 INFO L206 Difference]: Finished difference. Result has 61 places, 31 transitions [2020-02-11 01:21:25,371 INFO L292 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=183, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=120, PETRI_PLACES=61, PETRI_TRANSITIONS=31} [2020-02-11 01:21:25,371 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 61 places, 31 transitions [2020-02-11 01:21:25,376 INFO L129 PetriNetUnfolder]: 1/31 cut-off events. [2020-02-11 01:21:25,376 INFO L130 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2020-02-11 01:21:25,377 INFO L76 FinitePrefix]: Finished finitePrefix Result has 72 conditions, 31 events. 1/31 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 48 event pairs. 0/31 useless extension candidates. Maximal degree in co-relation 49. Up to 3 conditions per place. [2020-02-11 01:21:25,377 INFO L82 GeneralOperation]: Start removeDead. Operand has 61 places, 31 transitions [2020-02-11 01:21:25,378 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 61 places, 31 transitions [2020-02-11 01:21:25,378 INFO L479 AbstractCegarLoop]: Abstraction has has 61 places, 31 transitions [2020-02-11 01:21:25,378 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-02-11 01:21:25,383 INFO L129 PetriNetUnfolder]: 1/30 cut-off events. [2020-02-11 01:21:25,383 INFO L130 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2020-02-11 01:21:25,383 INFO L219 CegarLoopForPetriNet]: Found error trace [2020-02-11 01:21:25,384 INFO L227 CegarLoopForPetriNet]: 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] [2020-02-11 01:21:25,384 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2020-02-11 01:21:25,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-02-11 01:21:25,384 INFO L82 PathProgramCache]: Analyzing trace with hash 563752621, now seen corresponding path program 1 times [2020-02-11 01:21:25,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-02-11 01:21:25,386 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337245750] [2020-02-11 01:21:25,386 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-02-11 01:21:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-02-11 01:21:26,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-02-11 01:21:26,085 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337245750] [2020-02-11 01:21:26,086 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-02-11 01:21:26,086 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-02-11 01:21:26,086 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [14293998] [2020-02-11 01:21:26,086 INFO L124 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2020-02-11 01:21:26,089 INFO L189 pAbStrategyModuleMcr]: Started intersection. [2020-02-11 01:21:26,447 INFO L200 pAbStrategyModuleMcr]: Finished intersection with 4374 states and 20413 transitions. [2020-02-11 01:21:26,447 INFO L211 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2020-02-11 01:21:26,940 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-02-11 01:22:01,940 INFO L284 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 485 times. [2020-02-11 01:22:01,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 239 states [2020-02-11 01:22:01,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-02-11 01:22:01,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 239 interpolants. [2020-02-11 01:22:01,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3888, Invalid=52994, Unknown=0, NotChecked=0, Total=56882 [2020-02-11 01:22:01,965 INFO L413 CegarLoopForPetriNet]: Number of universal loopers: 23 out of 80 [2020-02-11 01:22:01,968 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 31 transitions. Second operand 239 states. [2020-02-11 01:22:01,969 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-02-11 01:22:01,969 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 23 of 80 [2020-02-11 01:22:01,969 INFO L68 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-02-11 01:22:37,141 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2020-02-11 01:22:37,504 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 54 [2020-02-11 01:22:40,335 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2020-02-11 01:22:41,934 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2020-02-11 01:22:47,959 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-02-11 01:22:53,265 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2020-02-11 01:22:54,104 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 51 [2020-02-11 01:22:55,792 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-02-11 01:22:56,948 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 51 [2020-02-11 01:22:58,228 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2020-02-11 01:23:02,939 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2020-02-11 01:23:08,653 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 44 [2020-02-11 01:23:09,674 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 57 [2020-02-11 01:23:10,704 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 56 [2020-02-11 01:23:11,457 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2020-02-11 01:23:12,173 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-02-11 01:23:15,602 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:23:16,701 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 59 [2020-02-11 01:23:18,344 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-02-11 01:23:19,555 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-02-11 01:23:21,257 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2020-02-11 01:23:23,934 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-02-11 01:23:26,195 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-02-11 01:23:27,386 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2020-02-11 01:23:29,020 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2020-02-11 01:23:30,162 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2020-02-11 01:23:31,950 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2020-02-11 01:23:35,380 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-02-11 01:23:36,037 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2020-02-11 01:23:37,686 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-02-11 01:23:38,836 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-02-11 01:23:40,008 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:23:41,490 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-02-11 01:23:42,388 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2020-02-11 01:23:42,746 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:23:43,276 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-02-11 01:23:44,311 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 49 [2020-02-11 01:23:45,368 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:23:45,783 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-02-11 01:23:46,118 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:23:47,101 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2020-02-11 01:23:47,798 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2020-02-11 01:23:48,189 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2020-02-11 01:23:50,300 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2020-02-11 01:23:52,315 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-02-11 01:23:52,692 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2020-02-11 01:23:54,633 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-02-11 01:23:55,235 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-02-11 01:23:56,692 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2020-02-11 01:23:58,546 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-02-11 01:23:58,942 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2020-02-11 01:23:59,350 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-02-11 01:23:59,748 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 44 [2020-02-11 01:24:00,156 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2020-02-11 01:24:00,606 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2020-02-11 01:24:00,969 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-02-11 01:24:01,426 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 57 [2020-02-11 01:24:01,812 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-02-11 01:24:02,234 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2020-02-11 01:24:02,706 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2020-02-11 01:24:03,348 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2020-02-11 01:24:03,734 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2020-02-11 01:24:04,127 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2020-02-11 01:24:04,551 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-02-11 01:24:05,007 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-02-11 01:24:05,456 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-02-11 01:24:05,979 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2020-02-11 01:24:06,529 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2020-02-11 01:24:07,219 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-02-11 01:24:08,623 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-02-11 01:24:09,214 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-02-11 01:24:09,639 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 49 [2020-02-11 01:24:11,698 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-02-11 01:24:12,095 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2020-02-11 01:24:12,570 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2020-02-11 01:24:13,825 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-02-11 01:24:14,239 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2020-02-11 01:24:14,785 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-02-11 01:24:15,393 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2020-02-11 01:24:16,197 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2020-02-11 01:24:16,563 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-02-11 01:24:16,927 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-02-11 01:24:17,653 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2020-02-11 01:24:18,077 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-02-11 01:24:18,787 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:24:19,150 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-02-11 01:24:19,552 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2020-02-11 01:24:20,297 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-02-11 01:24:20,703 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-02-11 01:24:21,124 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-02-11 01:24:23,105 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-02-11 01:24:23,446 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-02-11 01:24:23,855 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2020-02-11 01:24:25,062 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-02-11 01:24:25,484 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2020-02-11 01:24:26,174 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2020-02-11 01:24:26,939 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2020-02-11 01:24:27,370 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2020-02-11 01:24:29,257 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 45 [2020-02-11 01:24:29,907 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2020-02-11 01:24:30,756 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2020-02-11 01:24:31,727 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:24:32,449 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2020-02-11 01:24:33,203 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2020-02-11 01:24:34,930 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-02-11 01:24:35,718 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2020-02-11 01:24:36,069 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-02-11 01:24:36,415 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-02-11 01:24:36,769 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2020-02-11 01:24:37,156 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:24:37,582 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-02-11 01:24:38,523 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-02-11 01:24:38,871 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2020-02-11 01:24:39,671 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2020-02-11 01:24:40,653 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2020-02-11 01:24:41,320 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 50 [2020-02-11 01:24:42,092 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:24:43,635 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:24:44,006 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2020-02-11 01:24:44,356 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:24:44,684 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-02-11 01:24:45,652 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:24:46,619 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:24:47,032 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2020-02-11 01:24:47,396 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:24:47,713 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-02-11 01:24:48,801 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2020-02-11 01:24:49,452 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-02-11 01:24:49,781 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2020-02-11 01:24:50,190 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-02-11 01:24:50,542 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2020-02-11 01:24:50,947 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:24:51,314 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2020-02-11 01:24:51,694 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2020-02-11 01:24:52,055 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-02-11 01:24:52,457 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2020-02-11 01:24:52,863 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2020-02-11 01:24:54,103 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2020-02-11 01:24:54,698 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-02-11 01:24:55,091 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2020-02-11 01:24:56,390 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2020-02-11 01:24:57,071 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2020-02-11 01:24:57,487 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-02-11 01:24:58,733 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-02-11 01:24:59,463 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-02-11 01:25:00,404 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2020-02-11 01:25:00,754 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:25:01,230 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-02-11 01:25:01,922 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-02-11 01:25:02,570 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-02-11 01:25:02,913 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-02-11 01:25:03,266 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-02-11 01:25:03,606 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-02-11 01:25:04,373 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 56 [2020-02-11 01:25:04,870 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-02-11 01:25:05,321 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2020-02-11 01:25:05,842 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 53 [2020-02-11 01:25:06,412 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-02-11 01:25:06,948 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2020-02-11 01:25:07,944 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-02-11 01:25:08,378 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2020-02-11 01:25:08,882 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 53 [2020-02-11 01:25:09,358 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2020-02-11 01:25:09,938 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2020-02-11 01:25:10,645 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2020-02-11 01:25:11,248 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2020-02-11 01:25:11,725 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 52 [2020-02-11 01:25:12,409 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2020-02-11 01:25:13,085 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2020-02-11 01:25:13,668 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-02-11 01:25:14,158 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2020-02-11 01:25:14,805 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2020-02-11 01:25:15,490 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-02-11 01:25:16,149 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-02-11 01:25:16,597 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2020-02-11 01:25:17,026 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-02-11 01:25:17,482 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 51 [2020-02-11 01:25:17,982 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2020-02-11 01:25:18,588 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2020-02-11 01:25:19,162 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2020-02-11 01:25:19,546 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-02-11 01:25:20,065 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2020-02-11 01:25:20,517 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-02-11 01:25:20,975 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-02-11 01:25:21,431 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2020-02-11 01:25:21,853 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-02-11 01:25:22,320 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2020-02-11 01:25:22,774 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2020-02-11 01:25:23,164 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-02-11 01:25:23,573 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2020-02-11 01:25:24,035 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 51 [2020-02-11 01:25:24,559 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 50 [2020-02-11 01:25:24,931 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2020-02-11 01:25:25,366 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-02-11 01:25:25,775 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-02-11 01:25:26,255 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 51 [2020-02-11 01:25:27,659 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-02-11 01:25:28,097 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-02-11 01:25:28,485 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2020-02-11 01:25:28,883 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-02-11 01:25:29,341 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2020-02-11 01:25:29,800 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-02-11 01:25:30,555 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-02-11 01:25:30,901 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-02-11 01:25:31,314 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-02-11 01:25:31,784 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2020-02-11 01:25:32,205 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2020-02-11 01:25:32,681 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-02-11 01:25:33,123 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-02-11 01:25:33,560 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-02-11 01:25:34,249 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-02-11 01:25:35,067 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-02-11 01:25:36,149 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2020-02-11 01:25:36,539 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-02-11 01:25:37,012 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2020-02-11 01:25:37,399 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:25:37,777 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:25:38,176 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-02-11 01:25:38,547 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:25:39,227 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:25:39,610 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-02-11 01:25:39,967 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-02-11 01:25:40,390 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-02-11 01:25:40,919 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-02-11 01:25:41,313 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-02-11 01:25:41,700 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2020-02-11 01:25:42,109 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-02-11 01:25:42,468 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2020-02-11 01:25:43,150 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2020-02-11 01:25:43,560 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-02-11 01:25:43,903 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-02-11 01:25:44,334 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-02-11 01:25:44,801 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2020-02-11 01:25:45,190 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:25:45,621 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2020-02-11 01:25:46,037 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:25:46,443 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:25:46,852 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-02-11 01:25:47,243 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:25:47,607 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:25:48,007 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:25:48,422 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-02-11 01:25:48,929 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-02-11 01:25:50,415 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2020-02-11 01:25:50,939 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2020-02-11 01:25:51,513 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2020-02-11 01:25:51,984 WARN L192 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2020-02-11 01:25:52,543 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:25:53,156 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:25:54,459 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:25:54,987 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2020-02-11 01:25:55,310 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2020-02-11 01:25:55,700 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2020-02-11 01:25:56,070 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:25:56,483 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 48 [2020-02-11 01:25:56,709 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2020-02-11 01:25:57,058 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 50 [2020-02-11 01:25:57,368 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 38 [2020-02-11 01:25:57,737 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 50 [2020-02-11 01:25:58,070 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 42 [2020-02-11 01:25:59,159 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:25:59,727 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-02-11 01:26:00,102 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 52 [2020-02-11 01:26:00,510 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-02-11 01:26:00,891 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:26:01,272 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 50 [2020-02-11 01:26:01,620 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 46 [2020-02-11 01:26:02,315 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-02-11 01:26:02,689 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2020-02-11 01:26:02,998 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2020-02-11 01:26:03,371 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2020-02-11 01:26:03,700 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-02-11 01:26:04,036 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2020-02-11 01:26:04,405 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2020-02-11 01:26:04,717 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-02-11 01:26:05,057 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2020-02-11 01:26:05,650 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:26:06,113 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2020-02-11 01:26:06,864 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-02-11 01:26:07,488 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-02-11 01:26:08,098 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-02-11 01:26:08,713 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-02-11 01:26:09,239 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-02-11 01:26:09,840 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-02-11 01:26:10,504 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:26:10,878 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:26:11,238 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:26:11,590 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:26:11,991 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 49 [2020-02-11 01:26:12,377 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-02-11 01:26:12,758 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2020-02-11 01:26:13,140 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2020-02-11 01:26:13,496 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2020-02-11 01:26:13,868 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-02-11 01:26:14,292 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2020-02-11 01:26:14,757 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 57 [2020-02-11 01:26:15,206 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 57 [2020-02-11 01:26:15,976 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 57 [2020-02-11 01:26:17,092 WARN L192 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 57 [2020-02-11 01:26:17,729 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2020-02-11 01:26:18,365 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2020-02-11 01:26:18,999 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2020-02-11 01:26:19,682 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 56 [2020-02-11 01:26:20,331 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2020-02-11 01:26:20,875 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2020-02-11 01:26:21,508 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2020-02-11 01:26:22,124 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2020-02-11 01:26:22,563 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2020-02-11 01:26:23,085 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2020-02-11 01:26:23,603 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 53 [2020-02-11 01:26:24,361 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 56 [2020-02-11 01:26:24,866 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2020-02-11 01:26:25,395 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2020-02-11 01:26:26,408 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2020-02-11 01:26:26,840 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-02-11 01:26:27,337 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2020-02-11 01:26:27,832 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2020-02-11 01:26:28,459 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 54 [2020-02-11 01:26:28,928 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2020-02-11 01:26:29,409 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2020-02-11 01:26:30,117 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-02-11 01:26:30,523 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2020-02-11 01:26:30,976 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2020-02-11 01:26:31,459 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-02-11 01:26:31,930 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2020-02-11 01:26:32,413 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-02-11 01:26:32,917 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-02-11 01:26:33,642 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2020-02-11 01:26:34,115 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2020-02-11 01:26:34,582 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2020-02-11 01:26:35,044 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2020-02-11 01:26:35,605 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2020-02-11 01:26:36,152 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2020-02-11 01:26:36,593 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2020-02-11 01:26:37,041 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-02-11 01:26:37,453 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2020-02-11 01:26:38,213 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2020-02-11 01:26:38,673 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-02-11 01:26:39,078 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2020-02-11 01:26:39,700 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 52 [2020-02-11 01:26:40,371 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2020-02-11 01:26:40,799 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-02-11 01:26:41,309 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-02-11 01:26:41,757 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-02-11 01:26:42,218 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-02-11 01:26:42,714 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2020-02-11 01:26:43,158 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-02-11 01:26:43,576 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-02-11 01:26:44,019 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-02-11 01:26:44,581 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2020-02-11 01:26:45,070 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-02-11 01:26:45,528 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-02-11 01:26:46,000 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2020-02-11 01:26:46,455 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-02-11 01:26:46,906 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-02-11 01:26:47,424 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2020-02-11 01:26:47,872 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-02-11 01:26:48,303 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-02-11 01:26:48,756 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-02-11 01:26:49,230 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2020-02-11 01:26:49,719 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2020-02-11 01:26:50,148 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-02-11 01:26:50,702 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-02-11 01:26:53,084 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 56 [2020-02-11 01:26:53,635 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2020-02-11 01:26:54,175 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2020-02-11 01:26:54,717 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2020-02-11 01:26:55,320 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2020-02-11 01:26:55,884 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:26:56,406 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2020-02-11 01:26:56,981 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:26:57,372 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2020-02-11 01:26:57,835 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 57 [2020-02-11 01:26:58,282 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2020-02-11 01:26:58,672 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 32 [2020-02-11 01:26:59,179 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2020-02-11 01:26:59,534 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 39 [2020-02-11 01:26:59,816 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 37 [2020-02-11 01:27:00,196 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 49 [2020-02-11 01:27:00,751 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 43 [2020-02-11 01:27:01,122 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2020-02-11 01:27:01,425 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 41 [2020-02-11 01:27:01,823 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 49 [2020-02-11 01:27:02,180 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2020-02-11 01:27:02,531 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 42 [2020-02-11 01:27:02,903 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2020-02-11 01:27:03,299 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2020-02-11 01:27:03,672 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 43 [2020-02-11 01:27:04,235 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 47 [2020-02-11 01:27:04,672 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 45 [2020-02-11 01:27:05,073 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 49 [2020-02-11 01:27:05,453 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2020-02-11 01:27:05,841 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 46 [2020-02-11 01:27:06,252 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:27:06,655 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:27:07,064 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 47 [2020-02-11 01:27:07,467 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 46 [2020-02-11 01:27:07,862 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2020-02-11 01:27:08,281 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:27:08,704 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 47 [2020-02-11 01:27:09,094 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:27:09,499 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2020-02-11 01:27:09,912 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 52 [2020-02-11 01:27:12,126 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 57 [2020-02-11 01:27:12,907 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 57 [2020-02-11 01:27:13,842 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 57 [2020-02-11 01:27:14,594 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 57 [2020-02-11 01:27:15,962 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2020-02-11 01:27:16,613 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2020-02-11 01:27:17,424 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2020-02-11 01:27:18,126 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 55 [2020-02-11 01:27:18,854 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2020-02-11 01:27:19,612 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2020-02-11 01:27:20,552 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 52 [2020-02-11 01:27:21,430 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 54 [2020-02-11 01:27:22,081 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 52 [2020-02-11 01:27:22,770 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 53 [2020-02-11 01:27:23,530 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 55 [2020-02-11 01:27:24,234 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 53 [2020-02-11 01:27:24,849 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 51 [2020-02-11 01:27:25,551 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 53 [2020-02-11 01:27:26,426 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 55 [2020-02-11 01:27:27,181 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2020-02-11 01:27:27,824 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 52 [2020-02-11 01:27:28,704 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 53 [2020-02-11 01:27:29,422 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 52 [2020-02-11 01:27:30,344 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 53 [2020-02-11 01:27:33,092 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:27:33,605 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2020-02-11 01:27:34,080 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2020-02-11 01:27:34,605 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2020-02-11 01:27:35,027 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:27:35,450 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 54 [2020-02-11 01:27:35,921 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2020-02-11 01:27:36,508 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:27:36,988 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 57 [2020-02-11 01:27:37,592 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2020-02-11 01:27:38,007 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2020-02-11 01:27:38,522 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 57 [2020-02-11 01:27:38,971 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2020-02-11 01:27:39,397 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2020-02-11 01:27:39,835 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 58 [2020-02-11 01:27:40,275 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 58 [2020-02-11 01:27:44,721 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2020-02-11 01:27:45,187 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 54 [2020-02-11 01:27:45,625 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 51 [2020-02-11 01:27:46,064 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 52 [2020-02-11 01:27:46,491 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 52 [2020-02-11 01:27:47,013 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2020-02-11 01:27:47,486 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:27:48,074 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:27:48,550 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 57 [2020-02-11 01:27:49,036 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2020-02-11 01:27:49,503 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2020-02-11 01:27:49,975 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2020-02-11 01:27:50,444 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2020-02-11 01:27:56,956 INFO L129 PetriNetUnfolder]: 3258/6146 cut-off events. [2020-02-11 01:27:56,956 INFO L130 PetriNetUnfolder]: For 4890/4890 co-relation queries the response was YES. [2020-02-11 01:27:57,016 INFO L76 FinitePrefix]: Finished finitePrefix Result has 13089 conditions, 6146 events. 3258/6146 cut-off events. For 4890/4890 co-relation queries the response was YES. Maximal size of possible extension queue 613. Compared 48788 event pairs. 1/6147 useless extension candidates. Maximal degree in co-relation 13023. Up to 1012 conditions per place. [2020-02-11 01:27:57,137 INFO L145 encePairwiseOnDemand]: 64/80 looper letters, 362 selfloop transitions, 2261 changer transitions 533/3165 dead transitions. [2020-02-11 01:27:57,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 712 states. [2020-02-11 01:27:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 712 states. [2020-02-11 01:27:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 19533 transitions. [2020-02-11 01:27:57,182 INFO L464 CegarLoopForPetriNet]: DFA transition density 0.3429248595505618 [2020-02-11 01:27:57,183 INFO L72 ComplementDD]: Start complementDD. Operand 712 states and 19533 transitions. [2020-02-11 01:27:57,183 INFO L73 IsDeterministic]: Start isDeterministic. Operand 712 states and 19533 transitions. [2020-02-11 01:27:57,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-02-11 01:27:57,194 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 712 states and 19533 transitions. [2020-02-11 01:27:57,223 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 713 states. [2020-02-11 01:27:57,279 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 713 states. [2020-02-11 01:27:57,280 INFO L81 ComplementDD]: Finished complementDD. Result 713 states. [2020-02-11 01:27:57,280 INFO L178 Difference]: Start difference. First operand has 61 places, 31 transitions. Second operand 712 states and 19533 transitions. [2020-02-11 01:27:57,297 INFO L206 Difference]: Finished difference. Result has 845 places, 2472 transitions [2020-02-11 01:27:57,298 INFO L292 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=120, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=712, PETRI_FLOW=13039, PETRI_PLACES=845, PETRI_TRANSITIONS=2472} [2020-02-11 01:27:57,298 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 845 places, 2472 transitions [2020-02-11 01:28:04,338 INFO L129 PetriNetUnfolder]: 2263/4589 cut-off events. [2020-02-11 01:28:04,338 INFO L130 PetriNetUnfolder]: For 81357/81429 co-relation queries the response was YES. [2020-02-11 01:28:04,410 INFO L76 FinitePrefix]: Finished finitePrefix Result has 13189 conditions, 4589 events. 2263/4589 cut-off events. For 81357/81429 co-relation queries the response was YES. Maximal size of possible extension queue 562. Compared 39590 event pairs. 8/4595 useless extension candidates. Maximal degree in co-relation 13092. Up to 852 conditions per place. [2020-02-11 01:28:04,410 INFO L82 GeneralOperation]: Start removeDead. Operand has 845 places, 2472 transitions [2020-02-11 01:28:04,575 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 828 places, 2430 transitions [2020-02-11 01:28:04,576 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: removed transitions: 42 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.refineAbstraction(CegarLoopForPetriNet.java:327) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:471) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:351) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-02-11 01:28:04,580 INFO L168 Benchmark]: Toolchain (without parser) took 403902.17 ms. Allocated memory was 146.3 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 120.2 MB in the beginning and 638.9 MB in the end (delta: -518.7 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2020-02-11 01:28:04,580 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-02-11 01:28:04,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.94 ms. Allocated memory is still 146.3 MB. Free memory was 120.0 MB in the beginning and 118.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2020-02-11 01:28:04,580 INFO L168 Benchmark]: Boogie Preprocessor took 22.38 ms. Allocated memory is still 146.3 MB. Free memory was 118.3 MB in the beginning and 117.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-02-11 01:28:04,581 INFO L168 Benchmark]: RCFGBuilder took 311.45 ms. Allocated memory is still 146.3 MB. Free memory was 117.0 MB in the beginning and 104.1 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2020-02-11 01:28:04,581 INFO L168 Benchmark]: TraceAbstraction took 403523.90 ms. Allocated memory was 146.3 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 103.7 MB in the beginning and 638.9 MB in the end (delta: -535.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2020-02-11 01:28:04,582 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.94 ms. Allocated memory is still 146.3 MB. Free memory was 120.0 MB in the beginning and 118.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.38 ms. Allocated memory is still 146.3 MB. Free memory was 118.3 MB in the beginning and 117.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 311.45 ms. Allocated memory is still 146.3 MB. Free memory was 117.0 MB in the beginning and 104.1 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 403523.90 ms. Allocated memory was 146.3 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 103.7 MB in the beginning and 638.9 MB in the end (delta: -535.2 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: removed transitions: 42 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: removed transitions: 42: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.refineAbstraction(CegarLoopForPetriNet.java:327) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...