/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 06:05:44,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 06:05:44,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 06:05:44,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 06:05:44,169 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-POR-NewStatesSleep-NoLbe-Lockstep.epf [2021-07-14 06:05:44,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 06:05:44,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 06:05:44,187 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 06:05:44,187 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 06:05:44,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 06:05:44,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 06:05:44,189 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 06:05:44,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 06:05:44,190 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 06:05:44,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 06:05:44,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 06:05:44,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 06:05:44,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 06:05:44,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 06:05:44,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 06:05:44,191 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 06:05:44,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 06:05:44,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 06:05:44,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 06:05:44,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 06:05:44,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 06:05:44,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 06:05:44,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 06:05:44,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:05:44,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 06:05:44,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 06:05:44,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 06:05:44,193 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 06:05:44,193 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 06:05:44,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 06:05:44,193 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 06:05:44,193 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 06:05:44,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 06:05:44,194 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 06:05:44,194 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 06:05:44,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 06:05:44,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 06:05:44,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 06:05:44,466 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 06:05:44,467 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 06:05:44,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl [2021-07-14 06:05:44,468 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl' [2021-07-14 06:05:44,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 06:05:44,491 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 06:05:44,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 06:05:44,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 06:05:44,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 06:05:44,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 06:05:44,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 06:05:44,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 06:05:44,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 06:05:44,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... [2021-07-14 06:05:44,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 06:05:44,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 06:05:44,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 06:05:44,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 06:05:44,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:05:44,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 06:05:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 06:05:44,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 06:05:44,594 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 06:05:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 06:05:44,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 06:05:44,594 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 06:05:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 06:05:44,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 06:05:44,596 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 06:05:44,771 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 06:05:44,772 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-14 06:05:44,772 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-14 06:05:44,773 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-14 06:05:44,774 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:05:44 BoogieIcfgContainer [2021-07-14 06:05:44,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 06:05:44,775 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 06:05:44,775 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 06:05:44,777 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 06:05:44,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:05:44" (1/2) ... [2021-07-14 06:05:44,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57da7d9b and model type unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 06:05:44, skipping insertion in model container [2021-07-14 06:05:44,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:05:44" (2/2) ... [2021-07-14 06:05:44,779 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.bpl [2021-07-14 06:05:44,783 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 06:05:44,783 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 06:05:44,783 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 06:05:44,783 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 06:05:44,802 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 06:05:44,817 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 06:05:44,899 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 06:05:44,899 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 06:05:44,899 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 06:05:44,899 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 06:05:44,899 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 06:05:44,899 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 06:05:44,899 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 06:05:44,899 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 06:05:44,918 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:44,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:44,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1410234451, now seen corresponding path program 1 times [2021-07-14 06:05:44,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:44,927 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269667718] [2021-07-14 06:05:44,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:45,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:05:45,042 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:45,043 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269667718] [2021-07-14 06:05:45,044 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269667718] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 06:05:45,044 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 06:05:45,044 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 06:05:45,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223972290] [2021-07-14 06:05:45,047 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 06:05:45,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:45,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 06:05:45,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 06:05:45,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:45,068 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:45,070 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:45,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:45,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:45,097 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 06:05:45,097 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:45,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:45,098 INFO L82 PathProgramCache]: Analyzing trace with hash 731220617, now seen corresponding path program 1 times [2021-07-14 06:05:45,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:45,098 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175281387] [2021-07-14 06:05:45,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:45,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:05:45,136 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:45,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175281387] [2021-07-14 06:05:45,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175281387] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:45,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774146274] [2021-07-14 06:05:45,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-07-14 06:05:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:45,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-14 06:05:45,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:45,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:05:45,248 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774146274] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:45,249 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:45,249 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-07-14 06:05:45,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796407097] [2021-07-14 06:05:45,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 06:05:45,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:45,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 06:05:45,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-14 06:05:45,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:45,255 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:45,255 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:45,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:45,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:45,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:45,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:45,509 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:45,509 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:45,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:45,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1193727660, now seen corresponding path program 1 times [2021-07-14 06:05:45,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:45,510 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635952814] [2021-07-14 06:05:45,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:45,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:05:45,572 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:45,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635952814] [2021-07-14 06:05:45,572 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635952814] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:45,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [438680136] [2021-07-14 06:05:45,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:45,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 06:05:45,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:05:45,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [438680136] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:45,650 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:45,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-14 06:05:45,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786345557] [2021-07-14 06:05:45,651 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 06:05:45,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:45,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 06:05:45,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-14 06:05:45,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:45,652 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:45,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:45,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:45,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:45,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:45,890 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:45,890 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:45,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:45,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1842713224, now seen corresponding path program 2 times [2021-07-14 06:05:45,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:45,891 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164183205] [2021-07-14 06:05:45,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:45,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:05:45,955 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:45,955 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164183205] [2021-07-14 06:05:45,955 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164183205] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:45,955 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1875380673] [2021-07-14 06:05:45,955 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:45,983 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:05:45,984 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:45,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 06:05:45,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:05:46,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1875380673] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:46,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:46,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-07-14 06:05:46,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167118704] [2021-07-14 06:05:46,023 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 06:05:46,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:46,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 06:05:46,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-14 06:05:46,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:46,023 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:46,024 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:46,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:46,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:46,259 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:46,259 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:46,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:46,260 INFO L82 PathProgramCache]: Analyzing trace with hash 486429228, now seen corresponding path program 3 times [2021-07-14 06:05:46,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:46,260 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815613003] [2021-07-14 06:05:46,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:46,302 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:05:46,302 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:46,302 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815613003] [2021-07-14 06:05:46,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815613003] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:46,303 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1038556609] [2021-07-14 06:05:46,303 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:46,326 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 06:05:46,326 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:46,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 06:05:46,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:46,388 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:05:46,388 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1038556609] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:46,388 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:46,388 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-14 06:05:46,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320653151] [2021-07-14 06:05:46,391 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 06:05:46,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:46,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 06:05:46,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-07-14 06:05:46,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:46,392 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:46,393 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:46,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:46,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:46,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:46,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:46,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:46,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:46,669 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:46,669 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:46,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:46,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1391298312, now seen corresponding path program 4 times [2021-07-14 06:05:46,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:46,670 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663592495] [2021-07-14 06:05:46,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:46,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:05:46,733 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:46,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663592495] [2021-07-14 06:05:46,733 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663592495] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:46,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782567534] [2021-07-14 06:05:46,733 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:46,767 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:05:46,768 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:46,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 06:05:46,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:46,823 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:05:46,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782567534] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:46,823 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:46,823 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-07-14 06:05:46,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239656172] [2021-07-14 06:05:46,824 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 06:05:46,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:46,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 06:05:46,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-07-14 06:05:46,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:46,824 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:46,824 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:46,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:47,061 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:47,061 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:47,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:47,062 INFO L82 PathProgramCache]: Analyzing trace with hash -622531156, now seen corresponding path program 5 times [2021-07-14 06:05:47,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:47,062 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896624074] [2021-07-14 06:05:47,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:47,115 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:05:47,115 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:47,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896624074] [2021-07-14 06:05:47,115 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896624074] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:47,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368769046] [2021-07-14 06:05:47,115 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:47,141 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 06:05:47,141 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:47,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 06:05:47,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:47,275 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:05:47,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-07-14 06:05:47,384 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:05:47,385 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:05:47,386 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:05:47,386 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-07-14 06:05:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:05:47,390 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [368769046] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:47,390 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:47,390 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-07-14 06:05:47,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554839143] [2021-07-14 06:05:47,390 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 06:05:47,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:47,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 06:05:47,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-07-14 06:05:47,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:47,391 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:47,391 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 13 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:47,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:47,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:47,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:47,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:47,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:47,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:47,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:47,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:47,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:47,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:47,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:47,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:47,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:47,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:47,640 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:47,641 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:47,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:47,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1373264776, now seen corresponding path program 6 times [2021-07-14 06:05:47,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:47,642 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827498905] [2021-07-14 06:05:47,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:47,704 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:05:47,704 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:47,704 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827498905] [2021-07-14 06:05:47,704 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827498905] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:47,704 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34032680] [2021-07-14 06:05:47,705 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:47,731 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 06:05:47,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:47,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 06:05:47,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:47,784 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:05:47,784 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34032680] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:47,784 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:47,784 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-07-14 06:05:47,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378629877] [2021-07-14 06:05:47,785 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 06:05:47,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:47,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 06:05:47,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-07-14 06:05:47,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:47,785 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:47,785 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:47,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:47,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:47,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:47,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:47,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:47,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:47,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:47,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:47,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:47,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:47,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:47,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:47,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:47,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:47,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:47,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:48,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-07-14 06:05:48,097 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:48,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:48,097 INFO L82 PathProgramCache]: Analyzing trace with hash -377739891, now seen corresponding path program 7 times [2021-07-14 06:05:48,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:48,098 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765896719] [2021-07-14 06:05:48,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:48,168 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:05:48,169 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:48,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765896719] [2021-07-14 06:05:48,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765896719] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:48,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790234309] [2021-07-14 06:05:48,169 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:48,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 06:05:48,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:48,280 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:05:48,280 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790234309] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:48,280 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:48,280 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-07-14 06:05:48,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76349349] [2021-07-14 06:05:48,282 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 06:05:48,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:48,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 06:05:48,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-07-14 06:05:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:48,285 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:48,285 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:48,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:48,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:48,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:48,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:48,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:48,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:48,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:48,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:48,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:48,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:05:48,664 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:48,664 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:48,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:48,665 INFO L82 PathProgramCache]: Analyzing trace with hash 2026736745, now seen corresponding path program 8 times [2021-07-14 06:05:48,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:48,665 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495214754] [2021-07-14 06:05:48,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:48,775 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:05:48,775 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:48,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495214754] [2021-07-14 06:05:48,775 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495214754] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:48,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213287203] [2021-07-14 06:05:48,775 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:48,855 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:05:48,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:48,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-14 06:05:48,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:48,934 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:05:48,934 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1213287203] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:48,934 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:48,934 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-07-14 06:05:48,934 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109512382] [2021-07-14 06:05:48,935 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 06:05:48,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:48,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 06:05:48,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-07-14 06:05:48,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:48,935 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:48,936 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:05:48,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:05:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:05:49,283 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:49,283 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:49,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:49,283 INFO L82 PathProgramCache]: Analyzing trace with hash -743898867, now seen corresponding path program 9 times [2021-07-14 06:05:49,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:49,284 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990385381] [2021-07-14 06:05:49,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:05:49,418 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:49,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990385381] [2021-07-14 06:05:49,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990385381] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:49,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95210804] [2021-07-14 06:05:49,418 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:49,464 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 06:05:49,464 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:49,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 06:05:49,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:05:49,589 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95210804] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:49,589 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:49,589 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-07-14 06:05:49,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068474840] [2021-07-14 06:05:49,590 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 06:05:49,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:49,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 06:05:49,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2021-07-14 06:05:49,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:49,590 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:49,591 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:05:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:05:49,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:05:49,948 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-07-14 06:05:49,949 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:49,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:49,949 INFO L82 PathProgramCache]: Analyzing trace with hash -734256919, now seen corresponding path program 10 times [2021-07-14 06:05:49,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:49,949 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684679071] [2021-07-14 06:05:49,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:50,089 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:05:50,090 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:50,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684679071] [2021-07-14 06:05:50,090 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684679071] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:50,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515380119] [2021-07-14 06:05:50,090 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:50,131 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:05:50,131 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:50,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-14 06:05:50,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:05:50,320 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1515380119] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:50,320 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:05:50,320 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-07-14 06:05:50,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90169496] [2021-07-14 06:05:50,321 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 06:05:50,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:05:50,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 06:05:50,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2021-07-14 06:05:50,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:50,321 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:05:50,321 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:05:50,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:05:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:05:50,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:05:50,659 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-07-14 06:05:50,659 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:05:50,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:05:50,660 INFO L82 PathProgramCache]: Analyzing trace with hash -435356531, now seen corresponding path program 11 times [2021-07-14 06:05:50,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:05:50,660 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633429819] [2021-07-14 06:05:50,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:05:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:05:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:05:50,733 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:05:50,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633429819] [2021-07-14 06:05:50,733 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633429819] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:05:50,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590442519] [2021-07-14 06:05:50,733 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:05:50,759 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 06:05:50,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:05:50,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-14 06:05:50,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:05:51,154 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-14 06:05:51,155 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:05:51,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-07-14 06:05:52,236 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 230 [2021-07-14 06:05:52,367 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-07-14 06:05:52,489 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-07-14 06:05:52,653 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 263 [2021-07-14 06:05:53,050 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 327 [2021-07-14 06:05:53,415 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 318 [2021-07-14 06:05:53,622 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 275 [2021-07-14 06:05:54,569 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 246 [2021-07-14 06:05:54,716 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 263 [2021-07-14 06:05:54,844 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 213 [2021-07-14 06:05:56,394 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 203 [2021-07-14 06:05:56,546 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 222 [2021-07-14 06:05:56,836 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 300 [2021-07-14 06:05:57,199 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 326 [2021-07-14 06:05:58,198 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 236 [2021-07-14 06:05:58,387 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 260 [2021-07-14 06:05:58,610 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 307 [2021-07-14 06:05:59,232 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 183 [2021-07-14 06:05:59,359 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2021-07-14 06:05:59,515 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 220 [2021-07-14 06:05:59,690 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 229 [2021-07-14 06:06:00,135 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 431 [2021-07-14 06:06:00,956 WARN L205 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 806 DAG size of output: 631 [2021-07-14 06:06:01,934 WARN L205 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 670 [2021-07-14 06:06:03,231 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 969 DAG size of output: 794 [2021-07-14 06:06:04,745 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 979 DAG size of output: 806 [2021-07-14 06:06:06,531 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 1051 DAG size of output: 859 [2021-07-14 06:06:08,608 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 1150 DAG size of output: 926 [2021-07-14 06:06:08,804 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 268 [2021-07-14 06:06:08,975 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 269 [2021-07-14 06:06:09,132 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 254 [2021-07-14 06:06:10,248 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 247 [2021-07-14 06:06:10,443 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 254 [2021-07-14 06:06:11,620 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 191 [2021-07-14 06:06:12,011 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 227 [2021-07-14 06:06:12,241 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 234 [2021-07-14 06:06:12,706 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 367 [2021-07-14 06:06:13,223 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 370 [2021-07-14 06:06:13,863 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 432 [2021-07-14 06:06:16,925 WARN L205 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-07-14 06:06:19,962 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-07-14 06:06:23,362 WARN L205 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 1540 DAG size of output: 1148 [2021-07-14 06:06:23,489 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 1144 [2021-07-14 06:06:26,742 WARN L205 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 1146 DAG size of output: 1191 [2021-07-14 06:06:29,431 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 1072 DAG size of output: 1162 [2021-07-14 06:06:31,936 WARN L205 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 1062 DAG size of output: 1243 [2021-07-14 06:06:32,390 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 581 [2021-07-14 06:06:32,618 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 342 [2021-07-14 06:06:33,005 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 211 [2021-07-14 06:06:33,501 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 221 [2021-07-14 06:06:33,670 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 264 [2021-07-14 06:06:34,025 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 382 [2021-07-14 06:06:34,623 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 556 [2021-07-14 06:06:35,423 WARN L205 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 898 DAG size of output: 650 [2021-07-14 06:06:36,566 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-07-14 06:06:37,720 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-07-14 06:06:39,168 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 1094 DAG size of output: 478 [2021-07-14 06:06:39,421 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 290 [2021-07-14 06:06:39,583 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-07-14 06:06:40,163 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 224 [2021-07-14 06:06:40,556 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:06:40,557 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:40,557 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:06:40,558 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-14 06:06:40,561 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:40,561 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590442519] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:40,561 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:40,561 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 24 [2021-07-14 06:06:40,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133750328] [2021-07-14 06:06:40,561 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 06:06:40,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:40,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 06:06:40,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-07-14 06:06:40,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:40,562 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:40,562 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.52) internal successors, (38), 24 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:40,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:40,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:40,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:40,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:40,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:40,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:40,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:40,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:40,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:40,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:40,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:40,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:40,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:40,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:40,865 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-07-14 06:06:40,865 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:40,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:40,865 INFO L82 PathProgramCache]: Analyzing trace with hash 240620905, now seen corresponding path program 12 times [2021-07-14 06:06:40,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:40,866 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561650909] [2021-07-14 06:06:40,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:40,982 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:40,983 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561650909] [2021-07-14 06:06:40,983 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561650909] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:40,983 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071127292] [2021-07-14 06:06:40,983 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:41,011 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-07-14 06:06:41,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:41,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 06:06:41,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:41,066 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:41,067 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071127292] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:41,067 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:41,067 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-07-14 06:06:41,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87562317] [2021-07-14 06:06:41,067 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 06:06:41,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:41,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 06:06:41,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2021-07-14 06:06:41,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:41,068 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:41,068 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:41,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:41,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:41,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:41,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:41,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:41,434 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1520,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:41,434 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:41,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:41,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1129961524, now seen corresponding path program 13 times [2021-07-14 06:06:41,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:41,435 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672571793] [2021-07-14 06:06:41,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 06:06:41,565 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:41,565 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672571793] [2021-07-14 06:06:41,565 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672571793] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:41,565 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295154572] [2021-07-14 06:06:41,565 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:41,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-14 06:06:41,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 06:06:41,738 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295154572] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:41,738 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:41,738 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-07-14 06:06:41,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969633511] [2021-07-14 06:06:41,739 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-14 06:06:41,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:41,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-14 06:06:41,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=497, Unknown=0, NotChecked=0, Total=552 [2021-07-14 06:06:41,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:41,740 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:41,741 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:41,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 06:06:42,278 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1521 [2021-07-14 06:06:42,279 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:42,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:42,279 INFO L82 PathProgramCache]: Analyzing trace with hash -55707224, now seen corresponding path program 14 times [2021-07-14 06:06:42,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:42,279 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127739959] [2021-07-14 06:06:42,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 06:06:42,455 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:42,455 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127739959] [2021-07-14 06:06:42,455 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127739959] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:42,455 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2119087900] [2021-07-14 06:06:42,455 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:42,482 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:06:42,483 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:42,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-14 06:06:42,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:42,664 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 06:06:42,664 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2119087900] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:42,664 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:42,664 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-07-14 06:06:42,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636698416] [2021-07-14 06:06:42,665 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-14 06:06:42,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:42,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-14 06:06:42,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-07-14 06:06:42,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:42,665 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:42,665 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 25 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:42,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:42,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:42,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:42,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 06:06:42,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 06:06:43,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 06:06:43,215 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1522,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:43,215 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:43,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:43,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1113562292, now seen corresponding path program 15 times [2021-07-14 06:06:43,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:43,216 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711075049] [2021-07-14 06:06:43,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 06:06:43,384 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:43,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711075049] [2021-07-14 06:06:43,384 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711075049] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:43,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206348267] [2021-07-14 06:06:43,384 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:43,454 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-14 06:06:43,454 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:43,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-14 06:06:43,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:43,667 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 06:06:43,667 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [206348267] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:43,667 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:43,667 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-07-14 06:06:43,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722528078] [2021-07-14 06:06:43,667 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 06:06:43,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:43,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 06:06:43,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-07-14 06:06:43,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:43,668 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:43,668 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 27 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:43,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:43,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:43,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:43,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:43,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 06:06:43,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 06:06:44,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 06:06:44,295 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1523 [2021-07-14 06:06:44,295 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:44,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:44,296 INFO L82 PathProgramCache]: Analyzing trace with hash 452668968, now seen corresponding path program 16 times [2021-07-14 06:06:44,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:44,296 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076158138] [2021-07-14 06:06:44,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:44,487 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 06:06:44,487 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:44,487 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076158138] [2021-07-14 06:06:44,487 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076158138] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:44,487 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050291381] [2021-07-14 06:06:44,487 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:44,536 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:06:44,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:44,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-14 06:06:44,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:44,732 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 06:06:44,732 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1050291381] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:44,732 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:44,732 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-07-14 06:06:44,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338881166] [2021-07-14 06:06:44,733 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 06:06:44,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:44,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 06:06:44,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=800, Unknown=0, NotChecked=0, Total=870 [2021-07-14 06:06:44,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:44,733 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:44,734 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 06:06:44,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:45,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 06:06:45,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 06:06:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:06:45,417 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1524 [2021-07-14 06:06:45,417 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:45,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:45,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1761197772, now seen corresponding path program 17 times [2021-07-14 06:06:45,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:45,418 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663674551] [2021-07-14 06:06:45,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:45,559 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:45,559 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:45,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663674551] [2021-07-14 06:06:45,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663674551] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:45,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116209010] [2021-07-14 06:06:45,559 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:45,589 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-07-14 06:06:45,589 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:45,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-07-14 06:06:45,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:46,576 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2021-07-14 06:06:46,577 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:46,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 29 new quantified variables, introduced 105 case distinctions, treesize of input 67 treesize of output 889 [2021-07-14 06:06:47,964 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 296 [2021-07-14 06:06:48,141 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 331 [2021-07-14 06:06:49,699 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 307 [2021-07-14 06:06:49,942 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 379 [2021-07-14 06:06:50,237 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 413 [2021-07-14 06:06:50,803 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 526 [2021-07-14 06:06:52,058 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-07-14 06:06:53,376 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 323 [2021-07-14 06:06:53,626 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 402 [2021-07-14 06:06:54,144 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 513 [2021-07-14 06:06:54,753 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 545 [2021-07-14 06:06:56,075 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 355 [2021-07-14 06:06:57,082 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 294 [2021-07-14 06:06:57,471 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 441 [2021-07-14 06:06:57,945 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 474 [2021-07-14 06:06:59,189 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1000 DAG size of output: 761 [2021-07-14 06:07:01,252 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 1330 DAG size of output: 1025 [2021-07-14 06:07:03,366 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 1340 DAG size of output: 1035 [2021-07-14 06:07:05,781 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 1371 DAG size of output: 1067 [2021-07-14 06:07:08,551 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 1404 DAG size of output: 1101 [2021-07-14 06:07:09,593 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 351 [2021-07-14 06:07:10,387 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 306 [2021-07-14 06:07:10,739 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 448 [2021-07-14 06:07:11,160 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 481 [2021-07-14 06:07:12,620 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 301 [2021-07-14 06:07:12,852 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 373 [2021-07-14 06:07:13,134 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 407 [2021-07-14 06:07:13,966 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 649 [2021-07-14 06:07:14,605 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 291 [2021-07-14 06:07:15,290 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 319 [2021-07-14 06:07:15,540 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 398 [2021-07-14 06:07:16,798 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-07-14 06:07:17,336 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 525 [2021-07-14 06:07:17,962 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 557 [2021-07-14 06:07:18,742 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 325 [2021-07-14 06:07:19,419 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 311 [2021-07-14 06:07:19,556 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 351 [2021-07-14 06:07:19,868 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 443 [2021-07-14 06:07:20,541 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 314 [2021-07-14 06:07:21,376 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 390 [2021-07-14 06:07:22,033 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 595 [2021-07-14 06:07:22,818 WARN L205 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 626 [2021-07-14 06:07:24,425 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 1116 DAG size of output: 898 [2021-07-14 06:07:27,188 WARN L205 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 1544 DAG size of output: 1253 [2021-07-14 06:07:29,998 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 1554 DAG size of output: 1263 [2021-07-14 06:07:33,198 WARN L205 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 1584 DAG size of output: 1293 [2021-07-14 06:07:36,845 WARN L205 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 1616 DAG size of output: 1326 [2021-07-14 06:07:44,052 WARN L205 SmtUtils]: Spent 7.20 s on a formula simplification. DAG size of input: 2667 DAG size of output: 2084 [2021-07-14 06:07:52,152 WARN L205 SmtUtils]: Spent 8.09 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-07-14 06:08:00,279 WARN L205 SmtUtils]: Spent 8.11 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-07-14 06:08:10,147 WARN L205 SmtUtils]: Spent 9.86 s on a formula simplification. DAG size of input: 2722 DAG size of output: 2140 [2021-07-14 06:08:34,206 WARN L205 SmtUtils]: Spent 24.04 s on a formula simplification. DAG size of input: 2142 DAG size of output: 3536 [2021-07-14 06:08:36,314 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 2084 DAG size of output: 2084 [2021-07-14 06:08:39,568 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 1320 DAG size of output: 1844 [2021-07-14 06:08:45,968 WARN L205 SmtUtils]: Spent 6.39 s on a formula simplification. DAG size of input: 1316 DAG size of output: 1538 [2021-07-14 06:08:53,285 WARN L205 SmtUtils]: Spent 7.31 s on a formula simplification. DAG size of input: 1306 DAG size of output: 2171 [2021-07-14 06:08:59,844 WARN L205 SmtUtils]: Spent 6.55 s on a formula simplification. DAG size of input: 1272 DAG size of output: 1665 [2021-07-14 06:09:07,488 WARN L205 SmtUtils]: Spent 7.63 s on a formula simplification. DAG size of input: 1269 DAG size of output: 1672 [2021-07-14 06:09:07,750 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1203 [2021-07-14 06:09:08,385 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 373 [2021-07-14 06:09:08,546 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 402 [2021-07-14 06:09:08,744 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 439 [2021-07-14 06:09:09,387 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 360 [2021-07-14 06:09:09,542 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 394 [2021-07-14 06:09:09,968 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 665 [2021-07-14 06:09:10,402 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 709 DAG size of output: 678 [2021-07-14 06:09:10,938 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 356 [2021-07-14 06:09:11,073 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 381 [2021-07-14 06:09:11,247 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 412 [2021-07-14 06:09:11,970 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 370 [2021-07-14 06:09:12,342 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 634 [2021-07-14 06:09:12,722 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 646 [2021-07-14 06:09:13,681 WARN L205 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 1205 DAG size of output: 1143 [2021-07-14 06:09:14,427 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 395 [2021-07-14 06:09:14,592 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2021-07-14 06:09:15,456 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 421 [2021-07-14 06:09:15,648 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 433 [2021-07-14 06:09:16,065 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 693 DAG size of output: 682 [2021-07-14 06:09:17,491 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1717 DAG size of output: 1601 [2021-07-14 06:09:18,059 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 314 [2021-07-14 06:09:18,177 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 324 [2021-07-14 06:09:18,848 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 345 [2021-07-14 06:09:18,986 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 356 [2021-07-14 06:09:19,298 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 525 [2021-07-14 06:09:20,043 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 341 [2021-07-14 06:09:20,541 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 802 DAG size of output: 713 [2021-07-14 06:09:22,849 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 2072 DAG size of output: 1911 [2021-07-14 06:09:27,241 WARN L205 SmtUtils]: Spent 4.38 s on a formula simplification. DAG size of input: 1178 DAG size of output: 1596 [2021-07-14 06:09:30,862 WARN L205 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 1102 DAG size of output: 1398 [2021-07-14 06:09:33,489 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 1101 DAG size of output: 1312 [2021-07-14 06:09:37,105 WARN L205 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 1095 DAG size of output: 1408 [2021-07-14 06:09:37,340 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 1091 [2021-07-14 06:09:38,306 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 350 [2021-07-14 06:09:38,523 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 386 [2021-07-14 06:09:38,795 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 412 [2021-07-14 06:09:39,524 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 303 [2021-07-14 06:09:39,700 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 332 [2021-07-14 06:09:40,236 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 597 [2021-07-14 06:09:40,546 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 457 [2021-07-14 06:09:40,838 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 444 [2021-07-14 06:09:41,092 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 281 [2021-07-14 06:09:42,026 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 284 [2021-07-14 06:09:42,477 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 239 [2021-07-14 06:09:42,887 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-07-14 06:09:43,316 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 419 [2021-07-14 06:09:43,911 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 245 [2021-07-14 06:09:44,609 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 243 [2021-07-14 06:09:44,802 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 308 [2021-07-14 06:09:45,175 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 402 [2021-07-14 06:09:46,101 WARN L205 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 586 [2021-07-14 06:09:47,293 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 610 DAG size of output: 648 [2021-07-14 06:09:48,194 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2021-07-14 06:09:48,420 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 270 [2021-07-14 06:09:48,722 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 308 [2021-07-14 06:09:49,400 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-07-14 06:09:49,929 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-07-14 06:09:51,969 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 849 DAG size of output: 882 [2021-07-14 06:09:52,289 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 410 [2021-07-14 06:09:52,503 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 342 [2021-07-14 06:09:54,138 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 338 [2021-07-14 06:09:54,666 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2021-07-14 06:09:55,074 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 412 [2021-07-14 06:09:55,640 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 515 [2021-07-14 06:09:56,289 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 526 [2021-07-14 06:09:57,537 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 306 [2021-07-14 06:09:57,826 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 377 [2021-07-14 06:09:58,756 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 302 [2021-07-14 06:09:59,510 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 281 [2021-07-14 06:09:59,849 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 377 [2021-07-14 06:10:00,559 WARN L205 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 587 [2021-07-14 06:10:02,179 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 946 DAG size of output: 855 [2021-07-14 06:10:04,207 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 1051 DAG size of output: 957 [2021-07-14 06:10:04,465 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 290 [2021-07-14 06:10:04,583 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 285 [2021-07-14 06:10:05,525 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 252 [2021-07-14 06:10:05,705 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 316 [2021-07-14 06:10:05,953 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 389 [2021-07-14 06:10:06,266 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 405 [2021-07-14 06:10:06,843 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 267 [2021-07-14 06:10:07,042 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 320 [2021-07-14 06:10:07,562 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 281 [2021-07-14 06:10:07,885 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-14 06:10:08,598 WARN L205 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 562 [2021-07-14 06:10:09,236 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 292 [2021-07-14 06:10:09,900 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 318 [2021-07-14 06:10:10,186 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 410 [2021-07-14 06:10:10,971 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 320 [2021-07-14 06:10:11,418 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 279 [2021-07-14 06:10:11,547 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 300 [2021-07-14 06:10:11,864 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 418 [2021-07-14 06:10:12,553 WARN L205 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 566 [2021-07-14 06:10:14,110 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 1051 DAG size of output: 864 [2021-07-14 06:10:16,001 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 1113 DAG size of output: 917 [2021-07-14 06:10:17,122 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 284 [2021-07-14 06:10:17,353 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 359 [2021-07-14 06:10:17,927 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 296 [2021-07-14 06:10:18,357 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 265 [2021-07-14 06:10:18,595 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 375 [2021-07-14 06:10:19,122 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 503 [2021-07-14 06:10:19,792 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 235 [2021-07-14 06:10:19,974 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 264 [2021-07-14 06:10:20,465 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 242 [2021-07-14 06:10:20,789 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 325 [2021-07-14 06:10:21,261 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 438 [2021-07-14 06:10:22,385 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 749 DAG size of output: 750 [2021-07-14 06:10:23,777 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 800 DAG size of output: 800 [2021-07-14 06:10:27,536 WARN L205 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 1555 DAG size of output: 1414 [2021-07-14 06:10:34,175 WARN L205 SmtUtils]: Spent 6.63 s on a formula simplification. DAG size of input: 2320 DAG size of output: 2079 [2021-07-14 06:10:42,193 WARN L205 SmtUtils]: Spent 8.00 s on a formula simplification. DAG size of input: 2889 DAG size of output: 2253 [2021-07-14 06:10:42,766 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 257 [2021-07-14 06:10:42,894 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 267 [2021-07-14 06:10:52,165 WARN L205 SmtUtils]: Spent 9.27 s on a formula simplification. DAG size of input: 3026 DAG size of output: 2377 [2021-07-14 06:10:52,745 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 514 [2021-07-14 06:10:53,469 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-07-14 06:10:54,312 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2021-07-14 06:10:54,530 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 271 [2021-07-14 06:10:54,824 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 311 [2021-07-14 06:10:55,331 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-07-14 06:10:55,515 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 316 [2021-07-14 06:10:55,663 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 323 [2021-07-14 06:10:55,788 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 303 [2021-07-14 06:10:56,428 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 243 [2021-07-14 06:10:56,562 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 305 [2021-07-14 06:10:57,098 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 256 [2021-07-14 06:10:57,603 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 312 [2021-07-14 06:10:57,966 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 436 [2021-07-14 06:10:58,741 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 256 [2021-07-14 06:10:58,902 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 306 [2021-07-14 06:10:59,640 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 300 [2021-07-14 06:10:59,994 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 430 [2021-07-14 06:11:00,806 WARN L205 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 618 [2021-07-14 06:11:00,931 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 307 [2021-07-14 06:11:01,620 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 283 [2021-07-14 06:11:01,776 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 302 [2021-07-14 06:11:02,533 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 279 [2021-07-14 06:11:02,891 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 420 [2021-07-14 06:11:03,035 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 358 [2021-07-14 06:11:03,820 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 302 [2021-07-14 06:11:03,934 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 332 [2021-07-14 06:11:04,086 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 316 [2021-07-14 06:11:04,534 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 294 [2021-07-14 06:11:04,796 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 346 [2021-07-14 06:11:05,199 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 442 [2021-07-14 06:11:06,059 WARN L205 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 616 [2021-07-14 06:11:07,927 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 1144 DAG size of output: 978 [2021-07-14 06:11:10,237 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 1236 DAG size of output: 1068 [2021-07-14 06:11:12,601 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 1461 DAG size of output: 976 [2021-07-14 06:11:15,677 WARN L205 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 1567 DAG size of output: 1074 [2021-07-14 06:11:16,019 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 389 [2021-07-14 06:11:16,224 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 388 [2021-07-14 06:11:16,430 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 388 [2021-07-14 06:11:16,653 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 435 [2021-07-14 06:11:16,958 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 446 [2021-07-14 06:11:17,084 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 370 [2021-07-14 06:11:17,280 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 386 [2021-07-14 06:11:17,874 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 300 [2021-07-14 06:11:18,097 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 352 [2021-07-14 06:11:18,559 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 455 [2021-07-14 06:11:18,807 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 373 [2021-07-14 06:11:19,508 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 293 [2021-07-14 06:11:19,802 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 308 [2021-07-14 06:11:20,168 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 401 [2021-07-14 06:11:21,011 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 636 [2021-07-14 06:11:21,252 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 459 [2021-07-14 06:11:21,583 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 466 [2021-07-14 06:11:22,080 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 260 [2021-07-14 06:11:22,584 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 340 [2021-07-14 06:11:23,030 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 384 [2021-07-14 06:11:23,526 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 497 [2021-07-14 06:11:23,802 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 393 [2021-07-14 06:11:23,929 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 347 [2021-07-14 06:11:24,102 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 348 [2021-07-14 06:11:24,656 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 261 [2021-07-14 06:11:24,874 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 319 [2021-07-14 06:11:25,287 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 408 [2021-07-14 06:11:26,198 WARN L205 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 681 [2021-07-14 06:11:28,138 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 1233 DAG size of output: 968 [2021-07-14 06:11:28,360 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 384 [2021-07-14 06:11:28,604 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 451 [2021-07-14 06:11:29,597 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 287 [2021-07-14 06:11:29,879 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 369 [2021-07-14 06:11:30,468 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 408 [2021-07-14 06:11:30,812 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 462 [2021-07-14 06:11:30,950 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 378 [2021-07-14 06:11:31,167 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 394 [2021-07-14 06:11:31,807 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 305 [2021-07-14 06:11:32,046 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 357 [2021-07-14 06:11:32,512 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 462 [2021-07-14 06:11:33,346 WARN L205 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 641 [2021-07-14 06:11:33,580 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 427 [2021-07-14 06:11:34,448 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-07-14 06:11:35,052 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 307 [2021-07-14 06:11:35,381 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 381 [2021-07-14 06:11:35,829 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 443 [2021-07-14 06:11:36,086 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 369 [2021-07-14 06:11:36,881 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 279 [2021-07-14 06:11:37,080 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 308 [2021-07-14 06:11:37,485 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 399 [2021-07-14 06:11:38,311 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 623 [2021-07-14 06:11:40,217 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 1208 DAG size of output: 945 [2021-07-14 06:11:44,495 WARN L205 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 1884 DAG size of output: 1436 [2021-07-14 06:11:49,686 WARN L205 SmtUtils]: Spent 5.18 s on a formula simplification. DAG size of input: 2012 DAG size of output: 1581 [2021-07-14 06:11:50,491 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 293 [2021-07-14 06:11:50,669 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 304 [2021-07-14 06:11:56,874 WARN L205 SmtUtils]: Spent 6.20 s on a formula simplification. DAG size of input: 2189 DAG size of output: 1741 [2021-07-14 06:12:07,182 WARN L205 SmtUtils]: Spent 10.30 s on a formula simplification. DAG size of input: 3225 DAG size of output: 2355 [2021-07-14 06:12:28,246 WARN L205 SmtUtils]: Spent 21.04 s on a formula simplification. DAG size of input: 5151 DAG size of output: 3699 [2021-07-14 06:12:52,460 WARN L205 SmtUtils]: Spent 24.19 s on a formula simplification. DAG size of input: 5285 DAG size of output: 3839 [2021-07-14 06:12:53,317 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 218 [2021-07-14 06:12:53,473 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2021-07-14 06:12:54,054 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 438 [2021-07-14 06:12:55,237 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-07-14 06:12:55,768 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 252 [2021-07-14 06:12:56,247 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 318 [2021-07-14 06:12:56,717 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 459 [2021-07-14 06:12:57,323 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 514 [2021-07-14 06:12:57,860 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-07-14 06:12:58,779 WARN L205 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 702 [2021-07-14 06:12:59,785 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 260 [2021-07-14 06:13:00,567 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 274 [2021-07-14 06:13:01,017 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 405 [2021-07-14 06:13:01,530 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 460 [2021-07-14 06:13:02,072 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-07-14 06:13:02,875 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 635 [2021-07-14 06:13:03,862 WARN L205 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 659 DAG size of output: 679 [2021-07-14 06:13:06,072 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 937 DAG size of output: 1011 [2021-07-14 06:13:06,533 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 190 [2021-07-14 06:13:06,999 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 292 [2021-07-14 06:13:07,500 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 385 [2021-07-14 06:13:08,506 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 263 [2021-07-14 06:13:08,764 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 316 [2021-07-14 06:13:09,333 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 408 [2021-07-14 06:13:10,225 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 569 [2021-07-14 06:13:13,220 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 1202 DAG size of output: 1222 [2021-07-14 06:13:13,538 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 376 [2021-07-14 06:13:13,775 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 363 [2021-07-14 06:13:13,989 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 418 [2021-07-14 06:13:14,284 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 373 [2021-07-14 06:13:14,857 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 292 [2021-07-14 06:13:15,069 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 331 [2021-07-14 06:13:15,920 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 282 [2021-07-14 06:13:16,271 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 431 [2021-07-14 06:13:16,465 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 394 [2021-07-14 06:13:17,293 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 280 [2021-07-14 06:13:18,218 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 278 [2021-07-14 06:13:18,390 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 315 [2021-07-14 06:13:18,718 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 414 [2021-07-14 06:13:19,493 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 627 [2021-07-14 06:13:19,687 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-07-14 06:13:19,878 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-07-14 06:13:20,776 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-14 06:13:20,945 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-07-14 06:13:21,755 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-07-14 06:13:22,086 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-07-14 06:13:22,298 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-07-14 06:13:23,134 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 280 [2021-07-14 06:13:23,421 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-07-14 06:13:24,002 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-07-14 06:13:24,250 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-07-14 06:13:24,608 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 430 [2021-07-14 06:13:25,383 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 624 [2021-07-14 06:13:27,138 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 1154 DAG size of output: 777 [2021-07-14 06:13:29,372 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 1272 DAG size of output: 894 [2021-07-14 06:13:35,415 WARN L205 SmtUtils]: Spent 6.04 s on a formula simplification. DAG size of input: 2242 DAG size of output: 1906 [2021-07-14 06:13:35,843 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 436 [2021-07-14 06:13:36,145 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 374 [2021-07-14 06:13:36,365 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 359 [2021-07-14 06:13:36,565 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 414 [2021-07-14 06:13:36,842 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 369 [2021-07-14 06:13:37,401 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 293 [2021-07-14 06:13:37,616 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 328 [2021-07-14 06:13:38,426 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 277 [2021-07-14 06:13:38,775 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 427 [2021-07-14 06:13:38,958 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 390 [2021-07-14 06:13:39,774 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 276 [2021-07-14 06:13:40,626 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-14 06:13:40,798 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 313 [2021-07-14 06:13:41,115 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 409 [2021-07-14 06:13:41,875 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 621 [2021-07-14 06:13:42,073 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-07-14 06:13:42,282 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-07-14 06:13:43,098 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 279 [2021-07-14 06:13:43,386 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-07-14 06:13:43,966 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-07-14 06:13:44,174 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-07-14 06:13:44,528 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 429 [2021-07-14 06:13:44,717 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-07-14 06:13:45,607 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-14 06:13:45,777 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-07-14 06:13:46,588 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-07-14 06:13:46,913 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-07-14 06:13:47,683 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 623 [2021-07-14 06:13:49,426 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 1157 DAG size of output: 759 [2021-07-14 06:13:51,641 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 1275 DAG size of output: 876 [2021-07-14 06:13:52,579 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 285 [2021-07-14 06:13:53,048 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 380 [2021-07-14 06:13:54,222 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 253 [2021-07-14 06:13:54,476 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-07-14 06:13:54,863 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 399 [2021-07-14 06:13:55,734 WARN L205 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 560 [2021-07-14 06:13:56,792 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 269 [2021-07-14 06:13:57,559 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 265 [2021-07-14 06:13:57,950 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 393 [2021-07-14 06:13:58,448 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2021-07-14 06:13:58,940 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-07-14 06:13:59,725 WARN L205 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 623 [2021-07-14 06:14:00,696 WARN L205 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 675 [2021-07-14 06:14:01,843 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-07-14 06:14:02,919 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 300 [2021-07-14 06:14:03,404 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 431 [2021-07-14 06:14:04,022 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 484 [2021-07-14 06:14:04,509 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-07-14 06:14:05,434 WARN L205 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 681 [2021-07-14 06:14:07,626 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 960 DAG size of output: 1007 [2021-07-14 06:14:10,668 WARN L205 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 1227 DAG size of output: 1204 [2021-07-14 06:14:16,764 WARN L205 SmtUtils]: Spent 6.09 s on a formula simplification. DAG size of input: 2273 DAG size of output: 1873 [2021-07-14 06:14:30,021 WARN L205 SmtUtils]: Spent 13.24 s on a formula simplification. DAG size of input: 3626 DAG size of output: 3012 [2021-07-14 06:14:45,370 WARN L205 SmtUtils]: Spent 15.33 s on a formula simplification. DAG size of input: 3733 DAG size of output: 3114 [2021-07-14 06:15:03,181 WARN L205 SmtUtils]: Spent 17.79 s on a formula simplification. DAG size of input: 3858 DAG size of output: 3216 [2021-07-14 06:15:51,204 WARN L205 SmtUtils]: Spent 47.99 s on a formula simplification. DAG size of input: 8350 DAG size of output: 6493 [2021-07-14 06:15:53,688 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 765 DAG size of output: 1165 [2021-07-14 06:15:54,638 WARN L205 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 801 [2021-07-14 06:15:57,050 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 760 DAG size of output: 1013 [2021-07-14 06:15:59,026 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 753 DAG size of output: 864 [2021-07-14 06:15:59,525 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 253 [2021-07-14 06:16:00,365 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 283 [2021-07-14 06:16:01,154 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 261 [2021-07-14 06:16:01,525 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 383 [2021-07-14 06:16:02,318 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 259 [2021-07-14 06:16:03,285 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 284 [2021-07-14 06:16:03,655 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 381 [2021-07-14 06:16:04,465 WARN L205 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 547 [2021-07-14 06:16:04,720 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 298 [2021-07-14 06:16:05,565 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 271 [2021-07-14 06:16:06,240 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-07-14 06:16:06,394 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 277 [2021-07-14 06:16:06,720 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 395 [2021-07-14 06:16:07,250 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 478 [2021-07-14 06:16:08,200 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 288 [2021-07-14 06:16:08,790 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2021-07-14 06:16:08,937 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 253 [2021-07-14 06:16:09,329 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 402 [2021-07-14 06:16:09,926 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 471 [2021-07-14 06:16:10,974 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 795 DAG size of output: 747 [2021-07-14 06:16:12,214 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 828 DAG size of output: 750 [2021-07-14 06:16:13,120 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 256 [2021-07-14 06:16:13,966 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 213 [2021-07-14 06:16:14,334 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 352 [2021-07-14 06:16:14,808 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 423 [2021-07-14 06:16:15,428 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 238 [2021-07-14 06:16:15,571 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 288 [2021-07-14 06:16:16,065 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 333 [2021-07-14 06:16:16,612 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 255 [2021-07-14 06:16:16,791 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 284 [2021-07-14 06:16:17,374 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 338 [2021-07-14 06:16:17,888 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 451 [2021-07-14 06:16:19,007 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 728 DAG size of output: 652 [2021-07-14 06:16:21,697 WARN L205 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 1243 DAG size of output: 1113 [2021-07-14 06:16:24,506 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 1618 DAG size of output: 1151 [2021-07-14 06:16:27,802 WARN L205 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 1690 DAG size of output: 1217 [2021-07-14 06:16:29,121 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 265 [2021-07-14 06:16:29,750 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 231 [2021-07-14 06:16:30,082 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 365 [2021-07-14 06:16:30,558 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 468 [2021-07-14 06:16:31,122 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 489 [2021-07-14 06:16:31,849 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 292 [2021-07-14 06:16:32,399 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2021-07-14 06:16:32,535 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 274 [2021-07-14 06:16:32,823 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 396 [2021-07-14 06:16:33,467 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 242 [2021-07-14 06:16:33,604 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 280 [2021-07-14 06:16:34,292 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 294 [2021-07-14 06:16:34,597 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 402 [2021-07-14 06:16:35,278 WARN L205 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 550 [2021-07-14 06:16:36,742 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 842 DAG size of output: 808 [2021-07-14 06:16:37,877 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 305 [2021-07-14 06:16:38,961 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 301 [2021-07-14 06:16:39,373 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2021-07-14 06:16:40,266 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2021-07-14 06:16:40,484 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 257 [2021-07-14 06:16:40,833 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 311 [2021-07-14 06:16:41,689 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 545 [2021-07-14 06:16:43,660 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 1181 DAG size of output: 920 [2021-07-14 06:16:45,977 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 1221 DAG size of output: 955 [2021-07-14 06:16:52,425 WARN L205 SmtUtils]: Spent 6.44 s on a formula simplification. DAG size of input: 2494 DAG size of output: 1879 [2021-07-14 06:17:00,790 WARN L205 SmtUtils]: Spent 8.35 s on a formula simplification. DAG size of input: 2870 DAG size of output: 2341 [2021-07-14 06:17:01,342 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 406 [2021-07-14 06:17:01,731 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 423 [2021-07-14 06:17:02,557 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 237 [2021-07-14 06:17:02,741 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-07-14 06:17:03,293 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 337 [2021-07-14 06:17:04,261 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 250 [2021-07-14 06:17:04,451 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 290 [2021-07-14 06:17:04,727 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 355 [2021-07-14 06:17:05,351 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 442 [2021-07-14 06:17:06,187 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 548 [2021-07-14 06:17:06,497 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 311 [2021-07-14 06:17:07,016 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 279 [2021-07-14 06:17:07,146 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 304 [2021-07-14 06:17:07,402 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 377 [2021-07-14 06:17:07,919 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 269 [2021-07-14 06:17:08,078 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 292 [2021-07-14 06:17:08,488 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 467 [2021-07-14 06:17:09,597 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 356 [2021-07-14 06:17:09,887 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 432 [2021-07-14 06:17:10,239 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2021-07-14 06:17:11,091 WARN L205 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 669 [2021-07-14 06:17:13,070 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 993 DAG size of output: 928 [2021-07-14 06:17:14,336 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 263 [2021-07-14 06:17:14,560 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 314 [2021-07-14 06:17:15,718 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 348 [2021-07-14 06:17:16,252 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 459 [2021-07-14 06:17:16,979 WARN L205 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 579 [2021-07-14 06:17:18,001 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 356 [2021-07-14 06:17:18,320 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 383 [2021-07-14 06:17:18,883 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 259 [2021-07-14 06:17:19,045 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 285 [2021-07-14 06:17:19,587 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 480 [2021-07-14 06:17:20,481 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 593 [2021-07-14 06:17:21,402 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 617 [2021-07-14 06:17:23,249 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 870 DAG size of output: 884 [2021-07-14 06:17:27,439 WARN L205 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 1534 DAG size of output: 1523 [2021-07-14 06:17:32,493 WARN L205 SmtUtils]: Spent 5.04 s on a formula simplification. DAG size of input: 1662 DAG size of output: 1666 [2021-07-14 06:17:33,454 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 254 [2021-07-14 06:17:33,709 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 330 [2021-07-14 06:17:34,085 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 415 [2021-07-14 06:17:35,031 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 260 [2021-07-14 06:17:35,285 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 329 [2021-07-14 06:17:35,664 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 422 [2021-07-14 06:17:36,580 WARN L205 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 559 [2021-07-14 06:17:42,308 WARN L205 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 1894 DAG size of output: 1719 [2021-07-14 06:17:49,456 WARN L205 SmtUtils]: Spent 6.64 s on a formula simplification. DAG size of input: 2009 DAG size of output: 1825 [2021-07-14 06:17:50,154 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 467 [2021-07-14 06:17:50,917 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 263 [2021-07-14 06:17:51,655 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 338 [2021-07-14 06:17:52,274 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 445 [2021-07-14 06:17:53,147 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 270 [2021-07-14 06:17:53,610 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2021-07-14 06:17:53,925 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 345 [2021-07-14 06:17:54,392 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 466 [2021-07-14 06:17:55,395 WARN L205 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 692 DAG size of output: 688 [2021-07-14 06:17:56,114 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-07-14 06:17:56,313 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 327 [2021-07-14 06:17:56,848 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 391 [2021-07-14 06:17:57,306 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 241 [2021-07-14 06:17:57,414 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-07-14 06:17:57,998 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-07-14 06:17:58,275 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 392 [2021-07-14 06:17:58,883 WARN L205 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 542 [2021-07-14 06:17:59,128 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 279 [2021-07-14 06:17:59,733 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 330 [2021-07-14 06:18:00,143 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 243 [2021-07-14 06:18:00,425 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 394 [2021-07-14 06:18:00,584 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 274 [2021-07-14 06:18:01,073 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 274 [2021-07-14 06:18:01,264 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 329 [2021-07-14 06:18:01,817 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 395 [2021-07-14 06:18:02,459 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 546 [2021-07-14 06:18:03,853 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 816 DAG size of output: 763 [2021-07-14 06:18:06,671 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 1175 DAG size of output: 1122 [2021-07-14 06:18:06,886 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 302 [2021-07-14 06:18:07,701 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 255 [2021-07-14 06:18:07,950 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 319 [2021-07-14 06:18:08,840 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 242 [2021-07-14 06:18:09,085 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 322 [2021-07-14 06:18:09,654 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 500 [2021-07-14 06:18:09,827 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-07-14 06:18:10,336 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-07-14 06:18:10,774 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-07-14 06:18:11,009 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 291 [2021-07-14 06:18:11,356 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 361 [2021-07-14 06:18:12,213 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-07-14 06:18:12,453 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-07-14 06:18:13,116 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 515 [2021-07-14 06:18:14,517 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 700 DAG size of output: 716 [2021-07-14 06:18:18,788 WARN L205 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 1678 DAG size of output: 1384 [2021-07-14 06:18:24,140 WARN L205 SmtUtils]: Spent 5.34 s on a formula simplification. DAG size of input: 1840 DAG size of output: 1603 [2021-07-14 06:18:30,361 WARN L205 SmtUtils]: Spent 6.21 s on a formula simplification. DAG size of input: 1907 DAG size of output: 1662 [2021-07-14 06:18:45,100 WARN L205 SmtUtils]: Spent 14.73 s on a formula simplification. DAG size of input: 3341 DAG size of output: 3040 [2021-07-14 06:19:11,127 WARN L205 SmtUtils]: Spent 26.01 s on a formula simplification. DAG size of input: 5467 DAG size of output: 4541 [2021-07-14 06:19:11,274 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 737 [2021-07-14 06:19:12,141 WARN L205 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 572 [2021-07-14 06:19:12,625 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 465 [2021-07-14 06:19:12,877 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 298 [2021-07-14 06:19:13,382 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 238 [2021-07-14 06:19:13,956 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 318 [2021-07-14 06:19:14,449 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 297 [2021-07-14 06:19:14,876 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-07-14 06:19:15,103 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 289 [2021-07-14 06:19:15,443 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 359 [2021-07-14 06:19:16,087 WARN L205 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 513 [2021-07-14 06:19:16,268 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-07-14 06:19:16,789 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-07-14 06:19:17,371 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-07-14 06:19:17,595 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-07-14 06:19:18,029 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 241 [2021-07-14 06:19:18,270 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 294 [2021-07-14 06:19:18,911 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 364 [2021-07-14 06:19:19,586 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 518 [2021-07-14 06:19:21,092 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 674 DAG size of output: 664 [2021-07-14 06:19:21,277 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 336 [2021-07-14 06:19:21,409 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 363 [2021-07-14 06:19:21,994 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 291 [2021-07-14 06:19:22,100 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-07-14 06:19:22,680 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-07-14 06:19:23,052 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 403 [2021-07-14 06:19:23,944 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 308 [2021-07-14 06:19:24,520 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 586 DAG size of output: 517 [2021-07-14 06:19:24,628 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 351 [2021-07-14 06:19:24,731 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 253 [2021-07-14 06:19:25,314 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 294 [2021-07-14 06:19:25,540 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 358 [2021-07-14 06:19:26,334 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-07-14 06:19:26,542 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 337 [2021-07-14 06:19:26,930 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 398 [2021-07-14 06:19:27,496 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 504 [2021-07-14 06:19:28,798 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 841 DAG size of output: 753 [2021-07-14 06:19:28,949 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 334 [2021-07-14 06:19:29,065 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 361 [2021-07-14 06:19:29,917 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 306 [2021-07-14 06:19:30,056 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 275 [2021-07-14 06:19:30,613 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 326 [2021-07-14 06:19:31,137 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 287 [2021-07-14 06:19:31,488 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 401 [2021-07-14 06:19:32,049 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 512 [2021-07-14 06:19:32,153 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 349 [2021-07-14 06:19:32,800 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 294 [2021-07-14 06:19:33,027 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 356 [2021-07-14 06:19:33,803 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 270 [2021-07-14 06:19:34,009 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 335 [2021-07-14 06:19:34,381 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 396 [2021-07-14 06:19:34,943 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 504 [2021-07-14 06:19:36,196 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 838 DAG size of output: 751 [2021-07-14 06:19:39,072 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 1237 DAG size of output: 1090 [2021-07-14 06:19:43,615 WARN L205 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 1724 DAG size of output: 1328 [2021-07-14 06:19:49,278 WARN L205 SmtUtils]: Spent 5.65 s on a formula simplification. DAG size of input: 1886 DAG size of output: 1547 [2021-07-14 06:19:56,342 WARN L205 SmtUtils]: Spent 6.65 s on a formula simplification. DAG size of input: 1990 DAG size of output: 1637 [2021-07-14 06:19:57,092 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 492 [2021-07-14 06:19:57,644 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 502 [2021-07-14 06:19:57,911 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 486 [2021-07-14 06:19:58,034 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 414 [2021-07-14 06:19:58,241 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 338 [2021-07-14 06:19:58,871 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 328 [2021-07-14 06:19:59,495 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 348 [2021-07-14 06:19:59,792 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 383 [2021-07-14 06:20:00,661 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 246 [2021-07-14 06:20:00,835 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 288 [2021-07-14 06:20:01,314 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 493 [2021-07-14 06:20:01,568 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 511 [2021-07-14 06:20:01,796 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 315 [2021-07-14 06:20:02,344 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 297 [2021-07-14 06:20:02,785 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2021-07-14 06:20:03,261 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 254 [2021-07-14 06:20:03,389 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 279 [2021-07-14 06:20:03,676 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 368 [2021-07-14 06:20:04,100 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 445 [2021-07-14 06:20:04,947 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 275 [2021-07-14 06:20:05,538 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 548 [2021-07-14 06:20:06,730 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 972 DAG size of output: 741 [2021-07-14 06:20:07,215 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 500 [2021-07-14 06:20:07,464 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 509 [2021-07-14 06:20:08,244 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 273 [2021-07-14 06:20:08,784 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 252 [2021-07-14 06:20:08,907 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 277 [2021-07-14 06:20:09,312 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2021-07-14 06:20:09,593 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 366 [2021-07-14 06:20:09,751 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 313 [2021-07-14 06:20:10,275 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 296 [2021-07-14 06:20:10,704 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 442 [2021-07-14 06:20:11,290 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 659 DAG size of output: 541 [2021-07-14 06:20:11,550 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 484 [2021-07-14 06:20:12,108 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 244 [2021-07-14 06:20:12,540 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 286 [2021-07-14 06:20:12,669 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 412 [2021-07-14 06:20:13,096 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 226 [2021-07-14 06:20:13,267 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 336 [2021-07-14 06:20:13,893 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 328 [2021-07-14 06:20:14,115 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 348 [2021-07-14 06:20:14,411 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 381 [2021-07-14 06:20:14,889 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 644 DAG size of output: 489 [2021-07-14 06:20:16,082 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 970 DAG size of output: 734 [2021-07-14 06:20:18,745 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 1297 DAG size of output: 956 Received shutdown request... [2021-07-14 06:20:22,243 WARN L205 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 1469 DAG size of output: 1172 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown