/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-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 03:52:29,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 03:52:29,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 03:52:29,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 03:52:29,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 03:52:29,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 03:52:29,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 03:52:29,503 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-Persistent-NoLbe.epf [2021-07-10 03:52:29,518 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 03:52:29,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 03:52:29,518 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 03:52:29,519 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 03:52:29,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 03:52:29,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 03:52:29,520 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 03:52:29,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 03:52:29,520 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 03:52:29,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 03:52:29,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 03:52:29,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 03:52:29,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 03:52:29,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 03:52:29,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 03:52:29,521 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 03:52:29,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 03:52:29,521 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 03:52:29,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 03:52:29,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 03:52:29,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 03:52:29,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 03:52:29,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 03:52:29,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 03:52:29,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 03:52:29,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 03:52:29,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 03:52:29,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 03:52:29,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 03:52:29,523 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 03:52:29,523 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 03:52:29,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 03:52:29,523 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-07-10 03:52:29,523 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 03:52:29,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 03:52:29,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 03:52:29,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 03:52:29,759 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 03:52:29,759 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 03:52:29,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl [2021-07-10 03:52:29,760 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl' [2021-07-10 03:52:29,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 03:52:29,781 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 03:52:29,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 03:52:29,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 03:52:29,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 03:52:29,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 03:52:29,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 03:52:29,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 03:52:29,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 03:52:29,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/1) ... [2021-07-10 03:52:29,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 03:52:29,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 03:52:29,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 03:52:29,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 03:52:29,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (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 [2021-07-10 03:52:29,883 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 03:52:29,883 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 03:52:29,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 03:52:29,883 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 03:52:29,884 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 03:52:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 03:52:29,884 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 03:52:29,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 03:52:29,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 03:52:29,884 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 03:52:30,183 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 03:52:30,184 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-10 03:52:30,184 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-10 03:52:30,186 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:52:30 BoogieIcfgContainer [2021-07-10 03:52:30,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 03:52:30,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 03:52:30,187 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 03:52:30,189 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 03:52:30,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 03:52:29" (1/2) ... [2021-07-10 03:52:30,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1b4e28 and model type unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:52:30, skipping insertion in model container [2021-07-10 03:52:30,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:52:30" (2/2) ... [2021-07-10 03:52:30,197 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-3.wvr.bpl [2021-07-10 03:52:30,201 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 03:52:30,201 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 03:52:30,201 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 03:52:30,202 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 03:52:30,243 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 03:52:30,261 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 [2021-07-10 03:52:30,318 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 03:52:30,318 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 03:52:30,318 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 03:52:30,318 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 03:52:30,318 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 03:52:30,319 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 03:52:30,319 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 03:52:30,319 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 03:52:30,376 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:30,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:30,381 INFO L82 PathProgramCache]: Analyzing trace with hash -357328619, now seen corresponding path program 1 times [2021-07-10 03:52:30,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:30,388 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233710626] [2021-07-10 03:52:30,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:30,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:30,535 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233710626] [2021-07-10 03:52:30,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233710626] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 03:52:30,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 03:52:30,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 03:52:30,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513878144] [2021-07-10 03:52:30,540 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-10 03:52:30,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:30,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-10 03:52:30,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-10 03:52:30,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:30,548 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:30,550 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 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) [2021-07-10 03:52:30,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:30,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:30,576 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 03:52:30,576 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:30,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:30,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1018542455, now seen corresponding path program 1 times [2021-07-10 03:52:30,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:30,577 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560208750] [2021-07-10 03:52:30,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:30,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:30,684 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:30,684 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560208750] [2021-07-10 03:52:30,684 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560208750] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:30,684 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152859857] [2021-07-10 03:52:30,684 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) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 03:52:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:30,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-10 03:52:30,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:30,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-07-10 03:52:30,918 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:30,920 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:30,921 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:30,922 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-07-10 03:52:30,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:30,937 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [152859857] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:30,937 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:30,937 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-10 03:52:30,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470465411] [2021-07-10 03:52:30,938 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-10 03:52:30,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:30,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-10 03:52:30,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-07-10 03:52:30,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:30,946 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:30,946 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) [2021-07-10 03:52:30,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:30,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:31,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:31,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:31,217 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 03:52:31,217 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:31,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:31,218 INFO L82 PathProgramCache]: Analyzing trace with hash -41334891, now seen corresponding path program 2 times [2021-07-10 03:52:31,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:31,218 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339988267] [2021-07-10 03:52:31,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:31,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:31,295 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:31,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339988267] [2021-07-10 03:52:31,295 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339988267] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:31,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384635856] [2021-07-10 03:52:31,295 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 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 [2021-07-10 03:52:31,335 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 03:52:31,336 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:31,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-10 03:52:31,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:31,489 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:31,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-07-10 03:52:31,497 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:31,499 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:31,500 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:31,501 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-07-10 03:52:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:31,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384635856] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:31,527 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:31,527 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-10 03:52:31,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943130767] [2021-07-10 03:52:31,527 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-10 03:52:31,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:31,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-10 03:52:31,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-07-10 03:52:31,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:31,528 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:31,528 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.111111111111111) internal successors, (19), 8 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) [2021-07-10 03:52:31,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:31,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:31,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:31,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:31,833 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 03:52:31,833 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:31,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:31,834 INFO L82 PathProgramCache]: Analyzing trace with hash 187328521, now seen corresponding path program 3 times [2021-07-10 03:52:31,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:31,834 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123910640] [2021-07-10 03:52:31,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:31,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:31,866 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:31,867 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123910640] [2021-07-10 03:52:31,867 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123910640] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:31,867 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2007372914] [2021-07-10 03:52:31,867 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 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 [2021-07-10 03:52:31,897 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 03:52:31,898 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:31,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-10 03:52:31,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:31,938 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:31,939 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2007372914] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:31,939 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:31,939 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-07-10 03:52:31,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798880313] [2021-07-10 03:52:31,939 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 03:52:31,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:31,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 03:52:31,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-10 03:52:31,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:31,940 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:31,940 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 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) [2021-07-10 03:52:31,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:31,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:31,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:31,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:31,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:31,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:32,198 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 03:52:32,198 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:32,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:32,199 INFO L82 PathProgramCache]: Analyzing trace with hash -2091189898, now seen corresponding path program 1 times [2021-07-10 03:52:32,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:32,199 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127231279] [2021-07-10 03:52:32,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:32,288 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:32,288 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127231279] [2021-07-10 03:52:32,288 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127231279] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:32,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377972871] [2021-07-10 03:52:32,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-10 03:52:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:32,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-10 03:52:32,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:32,527 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:32,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-07-10 03:52:32,553 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:32,554 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:32,555 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:32,555 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-07-10 03:52:32,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:32,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377972871] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:32,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:32,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-07-10 03:52:32,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172542781] [2021-07-10 03:52:32,564 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-10 03:52:32,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:32,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-10 03:52:32,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-07-10 03:52:32,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:32,565 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:32,565 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 14 states have internal predecessors, (23), 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) [2021-07-10 03:52:32,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:32,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:32,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:32,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:32,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:32,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:32,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:32,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:32,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:32,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:32,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 03:52:32,921 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:32,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:32,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1388983062, now seen corresponding path program 2 times [2021-07-10 03:52:32,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:32,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797699854] [2021-07-10 03:52:32,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:33,052 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:33,052 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797699854] [2021-07-10 03:52:33,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797699854] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:33,052 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147011862] [2021-07-10 03:52:33,052 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 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 [2021-07-10 03:52:33,104 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 03:52:33,104 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:33,104 WARN L261 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-10 03:52:33,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:33,276 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:33,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-07-10 03:52:33,323 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:33,324 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:33,325 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:33,325 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-07-10 03:52:33,330 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:33,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2147011862] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:33,331 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:33,331 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-07-10 03:52:33,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871303616] [2021-07-10 03:52:33,332 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 03:52:33,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:33,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 03:52:33,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-07-10 03:52:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:33,335 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:33,335 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) [2021-07-10 03:52:33,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:33,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:33,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:33,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:33,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:33,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:33,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:33,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:33,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:33,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:33,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:33,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:33,656 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 03:52:33,656 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:33,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:33,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1095407626, now seen corresponding path program 3 times [2021-07-10 03:52:33,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:33,657 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083720083] [2021-07-10 03:52:33,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:33,736 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:33,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083720083] [2021-07-10 03:52:33,736 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083720083] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:33,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245112216] [2021-07-10 03:52:33,736 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 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 [2021-07-10 03:52:33,770 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-10 03:52:33,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:33,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-10 03:52:33,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:33,952 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:33,953 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 [2021-07-10 03:52:34,043 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:34,044 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:34,045 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:34,045 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-07-10 03:52:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:34,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245112216] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:34,050 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:34,050 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-07-10 03:52:34,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767555468] [2021-07-10 03:52:34,051 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 03:52:34,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:34,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 03:52:34,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-07-10 03:52:34,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:34,051 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:34,051 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.588235294117647) internal successors, (27), 16 states have internal predecessors, (27), 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) [2021-07-10 03:52:34,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:34,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:34,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:34,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:34,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:34,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:34,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:34,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:34,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:34,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:34,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:34,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:34,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:34,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:34,405 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-07-10 03:52:34,405 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:34,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:34,405 INFO L82 PathProgramCache]: Analyzing trace with hash -584503702, now seen corresponding path program 4 times [2021-07-10 03:52:34,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:34,406 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292353304] [2021-07-10 03:52:34,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:34,465 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:34,465 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:34,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292353304] [2021-07-10 03:52:34,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292353304] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:34,467 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [157490889] [2021-07-10 03:52:34,467 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 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 [2021-07-10 03:52:34,492 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 03:52:34,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:34,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 03:52:34,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:34,531 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:34,532 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [157490889] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:34,532 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:34,532 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-07-10 03:52:34,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926447706] [2021-07-10 03:52:34,532 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-10 03:52:34,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:34,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-10 03:52:34,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-07-10 03:52:34,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:34,533 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:34,533 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-07-10 03:52:34,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:34,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:34,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:34,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:34,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:34,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:34,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:34,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:34,828 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-10 03:52:34,829 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:34,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:34,829 INFO L82 PathProgramCache]: Analyzing trace with hash -248185035, now seen corresponding path program 5 times [2021-07-10 03:52:34,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:34,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763299504] [2021-07-10 03:52:34,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:34,953 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:34,953 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:34,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763299504] [2021-07-10 03:52:34,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763299504] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:34,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1439297624] [2021-07-10 03:52:34,953 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 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 [2021-07-10 03:52:34,986 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-10 03:52:34,987 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:34,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-10 03:52:34,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:35,272 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:35,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-07-10 03:52:35,543 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:35,545 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:35,545 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:35,545 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-07-10 03:52:35,550 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:35,550 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1439297624] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:35,550 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:35,551 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-07-10 03:52:35,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686183117] [2021-07-10 03:52:35,551 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 03:52:35,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:35,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 03:52:35,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2021-07-10 03:52:35,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:35,552 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:35,552 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 states have internal predecessors, (31), 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) [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:35,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:35,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:35,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:36,030 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-07-10 03:52:36,030 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:36,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:36,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1104214185, now seen corresponding path program 6 times [2021-07-10 03:52:36,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:36,031 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981317562] [2021-07-10 03:52:36,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:36,185 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:36,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981317562] [2021-07-10 03:52:36,185 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981317562] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:36,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478118474] [2021-07-10 03:52:36,185 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 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 [2021-07-10 03:52:36,214 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-10 03:52:36,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:36,215 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-10 03:52:36,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:36,518 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:36,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 21 case distinctions, treesize of input 35 treesize of output 193 [2021-07-10 03:52:37,099 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:37,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:37,100 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:37,100 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-07-10 03:52:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:37,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1478118474] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:37,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:37,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-10 03:52:37,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168754729] [2021-07-10 03:52:37,108 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-10 03:52:37,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:37,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-10 03:52:37,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=540, Unknown=0, NotChecked=0, Total=600 [2021-07-10 03:52:37,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:37,109 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:37,109 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 states have internal predecessors, (33), 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) [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:37,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:37,604 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 03:52:37,605 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:37,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:37,605 INFO L82 PathProgramCache]: Analyzing trace with hash 78917045, now seen corresponding path program 7 times [2021-07-10 03:52:37,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:37,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103355663] [2021-07-10 03:52:37,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:37,735 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:37,735 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:37,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103355663] [2021-07-10 03:52:37,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103355663] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:37,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329387191] [2021-07-10 03:52:37,736 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 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 [2021-07-10 03:52:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:37,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-07-10 03:52:37,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:38,165 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:38,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-07-10 03:52:39,946 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:39,947 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:39,948 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:39,948 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-07-10 03:52:39,953 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:39,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329387191] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:39,953 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:39,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-10 03:52:39,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84169162] [2021-07-10 03:52:39,953 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-10 03:52:39,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:39,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-10 03:52:39,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-07-10 03:52:39,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:39,954 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:39,954 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.4) internal successors, (35), 24 states have internal predecessors, (35), 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) [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:39,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:39,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:40,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 03:52:40,512 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-07-10 03:52:40,513 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:40,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:40,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1640523223, now seen corresponding path program 8 times [2021-07-10 03:52:40,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:40,513 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432297759] [2021-07-10 03:52:40,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:40,593 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:40,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:40,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432297759] [2021-07-10 03:52:40,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432297759] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:40,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278590889] [2021-07-10 03:52:40,594 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 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 [2021-07-10 03:52:40,622 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 03:52:40,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:40,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-10 03:52:40,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:40,680 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:40,681 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1278590889] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:40,681 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:40,681 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-07-10 03:52:40,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907803142] [2021-07-10 03:52:40,681 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-10 03:52:40,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:40,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-10 03:52:40,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-07-10 03:52:40,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:40,682 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:40,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.6666666666666667) internal successors, (25), 14 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) [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 03:52:40,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:40,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:40,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:40,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:40,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 03:52:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:41,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable441 [2021-07-10 03:52:41,037 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:41,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:41,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1374948182, now seen corresponding path program 9 times [2021-07-10 03:52:41,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:41,038 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410725877] [2021-07-10 03:52:41,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:41,230 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:41,230 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:41,230 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410725877] [2021-07-10 03:52:41,230 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410725877] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:41,230 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [290352810] [2021-07-10 03:52:41,231 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 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 [2021-07-10 03:52:41,262 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-10 03:52:41,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:41,263 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-07-10 03:52:41,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:41,784 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-07-10 03:52:41,784 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:41,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-07-10 03:52:42,825 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-07-10 03:52:43,633 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-07-10 03:52:43,782 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-07-10 03:52:44,081 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-07-10 03:52:44,366 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-07-10 03:52:44,697 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-07-10 03:52:45,128 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-07-10 03:52:45,786 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-07-10 03:52:45,911 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-07-10 03:52:46,100 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-07-10 03:52:47,097 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:52:47,099 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:47,099 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:52:47,099 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-07-10 03:52:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:47,105 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [290352810] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:47,105 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:52:47,105 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-07-10 03:52:47,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627640229] [2021-07-10 03:52:47,105 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-10 03:52:47,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:52:47,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-10 03:52:47,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-07-10 03:52:47,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:47,106 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:52:47,106 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 states have internal predecessors, (39), 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) [2021-07-10 03:52:47,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:47,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:47,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:47,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:47,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:47,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:47,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:47,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:47,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:47,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:47,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 03:52:47,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:47,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 03:52:47,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:52:47,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 03:52:47,829 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable442 [2021-07-10 03:52:47,829 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:52:47,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:52:47,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1739707702, now seen corresponding path program 10 times [2021-07-10 03:52:47,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:52:47,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190393247] [2021-07-10 03:52:47,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:52:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:52:48,053 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:52:48,053 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:52:48,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190393247] [2021-07-10 03:52:48,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190393247] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:52:48,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892124968] [2021-07-10 03:52:48,053 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 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 [2021-07-10 03:52:48,079 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 03:52:48,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:52:48,080 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 64 conjunts are in the unsatisfiable core [2021-07-10 03:52:48,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:52:48,707 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-10 03:52:48,708 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:52:48,708 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 [2021-07-10 03:52:49,637 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-07-10 03:52:49,815 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-07-10 03:52:49,991 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-07-10 03:52:50,194 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-07-10 03:52:50,584 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-07-10 03:52:50,798 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-07-10 03:52:51,044 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-07-10 03:52:51,243 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-07-10 03:52:51,704 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-07-10 03:52:52,486 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-07-10 03:52:52,718 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-07-10 03:52:52,836 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-07-10 03:52:53,980 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-07-10 03:52:54,438 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-07-10 03:52:54,636 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-07-10 03:52:55,513 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-07-10 03:52:56,073 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-07-10 03:52:56,538 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-07-10 03:52:56,803 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-07-10 03:52:57,565 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-07-10 03:52:58,333 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-07-10 03:52:59,182 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-07-10 03:53:00,191 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-07-10 03:53:00,365 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-07-10 03:53:01,209 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-07-10 03:53:01,559 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-07-10 03:53:02,001 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-07-10 03:53:02,492 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-07-10 03:53:02,971 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-07-10 03:53:03,513 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-07-10 03:53:04,081 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-07-10 03:53:04,331 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-07-10 03:53:04,538 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-07-10 03:53:04,748 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-07-10 03:53:05,493 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-07-10 03:53:06,105 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-07-10 03:53:06,385 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-07-10 03:53:07,157 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-07-10 03:53:07,628 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-07-10 03:53:08,140 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-07-10 03:53:09,136 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-07-10 03:53:10,001 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-07-10 03:53:11,097 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-07-10 03:53:12,140 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-07-10 03:53:13,194 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-07-10 03:53:14,298 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-07-10 03:53:14,466 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-07-10 03:53:14,810 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-07-10 03:53:15,504 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-07-10 03:53:15,668 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-07-10 03:53:15,832 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-07-10 03:53:16,006 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-07-10 03:53:16,179 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-07-10 03:53:16,509 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 03:53:16,511 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:53:16,511 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 03:53:16,511 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-10 03:53:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:53:16,516 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892124968] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:53:16,516 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 03:53:16,516 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-07-10 03:53:16,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347749670] [2021-07-10 03:53:16,517 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-10 03:53:16,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 03:53:16,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-10 03:53:16,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=976, Unknown=0, NotChecked=0, Total=1056 [2021-07-10 03:53:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:53:16,517 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 03:53:16,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 32 states have internal predecessors, (41), 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) [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 03:53:16,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 03:53:16,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 03:53:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 03:53:17,165 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable903,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 03:53:17,165 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 03:53:17,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 03:53:17,165 INFO L82 PathProgramCache]: Analyzing trace with hash 490207702, now seen corresponding path program 11 times [2021-07-10 03:53:17,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 03:53:17,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133224611] [2021-07-10 03:53:17,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 03:53:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 03:53:17,351 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 03:53:17,351 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 03:53:17,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133224611] [2021-07-10 03:53:17,351 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133224611] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 03:53:17,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [420073702] [2021-07-10 03:53:17,351 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 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 [2021-07-10 03:53:17,386 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-10 03:53:17,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 03:53:17,387 WARN L261 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 52 conjunts are in the unsatisfiable core [2021-07-10 03:53:17,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 03:53:18,037 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-07-10 03:53:18,037 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 03:53:18,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 21 new quantified variables, introduced 55 case distinctions, treesize of input 51 treesize of output 477 [2021-07-10 03:53:19,313 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-07-10 03:53:19,474 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-07-10 03:53:19,686 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-07-10 03:53:20,965 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-07-10 03:53:21,161 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-07-10 03:53:21,402 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-07-10 03:53:21,942 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-07-10 03:53:22,488 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-07-10 03:53:23,143 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-07-10 03:53:23,895 WARN L205 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-07-10 03:53:24,758 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-07-10 03:53:25,614 WARN L205 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-07-10 03:53:26,644 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-07-10 03:53:28,886 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-07-10 03:53:30,529 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-07-10 03:53:31,547 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-07-10 03:53:33,069 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-07-10 03:53:33,884 WARN L205 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-07-10 03:53:34,205 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-07-10 03:53:35,110 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-07-10 03:53:35,218 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-07-10 03:53:35,362 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-07-10 03:53:36,364 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-07-10 03:53:36,549 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-07-10 03:53:36,742 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-07-10 03:53:37,594 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-07-10 03:53:37,911 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-07-10 03:53:38,315 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-07-10 03:53:39,437 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-07-10 03:53:39,599 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-07-10 03:53:40,116 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-07-10 03:53:40,598 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-07-10 03:53:40,760 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-07-10 03:53:40,965 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-07-10 03:53:41,125 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-07-10 03:53:41,734 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-07-10 03:53:42,014 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-07-10 03:53:42,141 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-07-10 03:53:42,296 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-07-10 03:53:42,458 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-07-10 03:53:43,031 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 210 [2021-07-10 03:53:43,672 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-07-10 03:53:43,837 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-07-10 03:53:44,063 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-07-10 03:53:44,390 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-07-10 03:53:45,701 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-07-10 03:53:45,858 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-07-10 03:53:46,319 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-07-10 03:53:47,355 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-07-10 03:53:48,796 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-07-10 03:53:48,963 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-07-10 03:53:49,161 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-07-10 03:53:49,309 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-07-10 03:53:50,123 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-07-10 03:53:50,292 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-07-10 03:53:50,648 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 219 [2021-07-10 03:53:50,813 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 198 [2021-07-10 03:53:51,584 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-07-10 03:53:51,820 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-07-10 03:53:52,875 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-07-10 03:53:53,076 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-07-10 03:53:53,561 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-07-10 03:53:54,203 WARN L205 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-07-10 03:53:54,937 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-07-10 03:53:56,280 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-07-10 03:53:56,440 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-07-10 03:53:56,674 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-07-10 03:53:56,952 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-07-10 03:53:57,571 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 207 [2021-07-10 03:53:57,693 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-07-10 03:53:58,160 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-07-10 03:53:58,403 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-07-10 03:53:58,931 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 216 [2021-07-10 03:53:59,277 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-07-10 03:53:59,641 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-07-10 03:54:00,565 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-07-10 03:54:00,725 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-07-10 03:54:01,360 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-07-10 03:54:02,114 WARN L205 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-07-10 03:54:03,398 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-07-10 03:54:05,513 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-07-10 03:54:06,462 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-07-10 03:54:06,625 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-07-10 03:54:07,262 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-07-10 03:54:07,960 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-07-10 03:54:08,324 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-07-10 03:54:08,461 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-07-10 03:54:09,242 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 212 [2021-07-10 03:54:09,413 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-07-10 03:54:10,257 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-07-10 03:54:10,453 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-07-10 03:54:10,862 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-07-10 03:54:11,871 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-07-10 03:54:12,450 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-07-10 03:54:12,913 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-07-10 03:54:13,155 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-07-10 03:54:13,691 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-07-10 03:54:14,120 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-07-10 03:54:14,557 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-07-10 03:54:15,346 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-07-10 03:54:15,686 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-07-10 03:54:16,511 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-07-10 03:54:17,517 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-07-10 03:54:19,022 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-07-10 03:54:21,373 WARN L205 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-07-10 03:54:26,241 WARN L205 SmtUtils]: Spent 4.86 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-07-10 03:54:32,756 WARN L205 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-07-10 03:54:40,944 WARN L205 SmtUtils]: Spent 8.17 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-07-10 03:54:50,513 WARN L205 SmtUtils]: Spent 9.55 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-07-10 03:54:51,794 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-07-10 03:54:52,626 WARN L205 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-07-10 03:54:52,791 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-07-10 03:54:53,027 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-07-10 03:54:54,260 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-07-10 03:54:54,743 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-07-10 03:54:55,390 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-07-10 03:54:55,513 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-07-10 03:54:55,999 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 212 [2021-07-10 03:54:56,449 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-07-10 03:54:56,700 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-07-10 03:54:56,944 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-07-10 03:54:57,393 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-07-10 03:54:58,161 WARN L205 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-07-10 03:54:58,878 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-07-10 03:54:59,059 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-07-10 03:54:59,926 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-07-10 03:55:00,166 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-07-10 03:55:00,628 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-07-10 03:55:01,929 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-07-10 03:55:03,489 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-07-10 03:55:03,772 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-07-10 03:55:03,936 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-07-10 03:55:04,064 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-07-10 03:55:04,303 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-07-10 03:55:04,999 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-07-10 03:55:05,286 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-07-10 03:55:05,781 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-07-10 03:55:05,889 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-07-10 03:55:06,427 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-07-10 03:55:07,041 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-07-10 03:55:07,231 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 195 [2021-07-10 03:55:08,001 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-07-10 03:55:08,409 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-07-10 03:55:09,241 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-07-10 03:55:09,910 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-07-10 03:55:10,059 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-07-10 03:55:10,322 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-07-10 03:55:10,781 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 193 [2021-07-10 03:55:11,585 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-07-10 03:55:12,146 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-07-10 03:55:12,516 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-07-10 03:55:13,767 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-07-10 03:55:15,234 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-07-10 03:55:18,507 WARN L205 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-07-10 03:55:18,615 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-07-10 03:55:18,770 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-07-10 03:55:18,881 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-07-10 03:55:19,736 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-07-10 03:55:20,632 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-07-10 03:55:20,828 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-07-10 03:55:21,037 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-07-10 03:55:21,219 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-07-10 03:55:21,533 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-07-10 03:55:21,895 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-07-10 03:55:22,075 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-07-10 03:55:22,354 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-07-10 03:55:22,822 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-07-10 03:55:23,009 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-07-10 03:55:23,267 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-07-10 03:55:23,413 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-07-10 03:55:24,047 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-07-10 03:55:24,432 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-07-10 03:55:24,622 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-07-10 03:55:24,909 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-07-10 03:55:25,321 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-07-10 03:55:25,955 WARN L205 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-07-10 03:55:26,092 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-07-10 03:55:27,056 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-07-10 03:55:28,020 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-07-10 03:55:28,245 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-07-10 03:55:28,461 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-07-10 03:55:28,815 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-07-10 03:55:29,322 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-07-10 03:55:30,311 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-07-10 03:55:30,568 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-07-10 03:55:31,063 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-07-10 03:55:32,287 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-07-10 03:55:37,526 WARN L205 SmtUtils]: Spent 5.23 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-07-10 03:55:43,400 WARN L205 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-07-10 03:55:50,702 WARN L205 SmtUtils]: Spent 7.29 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-07-10 03:55:59,395 WARN L205 SmtUtils]: Spent 8.68 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-07-10 03:56:00,355 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-07-10 03:56:01,196 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-07-10 03:56:01,361 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-07-10 03:56:02,413 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-07-10 03:56:02,563 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-07-10 03:56:02,744 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-07-10 03:56:03,028 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-07-10 03:56:03,911 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-07-10 03:56:04,427 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-07-10 03:56:05,150 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-07-10 03:56:05,992 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-07-10 03:56:07,557 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 223 [2021-07-10 03:56:07,678 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-07-10 03:56:07,833 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-07-10 03:56:08,054 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-07-10 03:56:08,791 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-07-10 03:56:09,560 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-07-10 03:56:09,946 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-07-10 03:56:10,508 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-07-10 03:56:12,070 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-07-10 03:56:13,739 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-07-10 03:56:15,645 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-07-10 03:56:27,592 WARN L205 SmtUtils]: Spent 11.94 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-07-10 03:56:50,628 WARN L205 SmtUtils]: Spent 23.01 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-07-10 03:57:16,661 WARN L205 SmtUtils]: Spent 26.00 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-07-10 03:57:17,781 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-07-10 03:57:17,936 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-07-10 03:57:19,314 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-07-10 03:57:19,520 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-07-10 03:57:19,933 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-07-10 03:57:20,434 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-07-10 03:57:49,972 WARN L205 SmtUtils]: Spent 29.52 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-07-10 03:58:23,369 WARN L205 SmtUtils]: Spent 33.36 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-07-10 03:58:57,023 WARN L205 SmtUtils]: Spent 33.62 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-07-10 03:59:33,989 WARN L205 SmtUtils]: Spent 36.94 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-07-10 04:00:30,561 WARN L205 SmtUtils]: Spent 56.54 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-07-10 04:01:27,623 WARN L205 SmtUtils]: Spent 57.01 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-07-10 04:02:26,397 WARN L205 SmtUtils]: Spent 58.74 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-07-10 04:02:33,840 WARN L205 SmtUtils]: Spent 7.42 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-07-10 04:02:46,765 WARN L205 SmtUtils]: Spent 12.91 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-07-10 04:02:47,033 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-07-10 04:02:55,401 WARN L205 SmtUtils]: Spent 8.36 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-07-10 04:02:55,905 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-07-10 04:02:56,277 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-07-10 04:03:01,011 WARN L205 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-07-10 04:03:01,126 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-07-10 04:03:01,234 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-07-10 04:03:02,318 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-07-10 04:03:02,777 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-07-10 04:03:03,084 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-07-10 04:03:04,174 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-07-10 04:03:04,279 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-10 04:03:04,770 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-07-10 04:03:05,123 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-07-10 04:03:06,224 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-07-10 04:03:06,498 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-07-10 04:03:06,866 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-07-10 04:03:07,358 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-07-10 04:03:08,472 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-07-10 04:03:08,683 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-07-10 04:03:09,926 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-07-10 04:03:10,094 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-07-10 04:03:10,603 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-07-10 04:03:10,950 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-07-10 04:03:11,055 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 556 [2021-07-10 04:03:12,680 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-07-10 04:03:13,123 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-07-10 04:03:13,398 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-07-10 04:03:13,780 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-07-10 04:03:14,638 WARN L205 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-07-10 04:03:16,798 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-07-10 04:03:19,412 WARN L205 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-07-10 04:03:22,517 WARN L205 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-07-10 04:03:27,823 WARN L205 SmtUtils]: Spent 5.29 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-07-10 04:03:28,215 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-07-10 04:03:28,420 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-07-10 04:03:29,077 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 217 [2021-07-10 04:03:29,768 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-07-10 04:03:30,012 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-07-10 04:03:30,371 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-07-10 04:03:36,200 WARN L205 SmtUtils]: Spent 5.82 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-07-10 04:03:36,795 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-07-10 04:03:37,526 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-07-10 04:03:37,676 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-07-10 04:03:37,897 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-07-10 04:03:38,008 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-07-10 04:03:38,626 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 238 [2021-07-10 04:03:38,741 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-07-10 04:03:38,894 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-07-10 04:03:39,530 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 241 [2021-07-10 04:03:39,681 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-07-10 04:03:39,884 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-07-10 04:03:40,239 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-07-10 04:03:40,878 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-07-10 04:03:41,681 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-07-10 04:03:49,101 WARN L205 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-07-10 04:03:57,699 WARN L205 SmtUtils]: Spent 8.58 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-07-10 04:04:14,958 WARN L205 SmtUtils]: Spent 17.23 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-07-10 04:04:40,844 WARN L205 SmtUtils]: Spent 25.84 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-07-10 04:05:52,286 WARN L205 SmtUtils]: Spent 1.19 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-07-10 04:06:10,192 WARN L205 SmtUtils]: Spent 17.89 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-07-10 04:06:10,611 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-07-10 04:06:10,832 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-07-10 04:06:11,936 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-07-10 04:06:12,184 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-07-10 04:06:12,327 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-07-10 04:06:13,141 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-07-10 04:06:13,361 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-07-10 04:06:13,650 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-07-10 04:06:14,452 WARN L205 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-07-10 04:06:15,158 WARN L205 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-07-10 04:06:32,096 WARN L205 SmtUtils]: Spent 16.93 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-07-10 04:06:39,297 WARN L205 SmtUtils]: Spent 7.19 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-07-10 04:06:44,034 WARN L205 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-07-10 04:06:44,327 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-07-10 04:06:44,581 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-07-10 04:06:44,823 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-07-10 04:06:44,939 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-07-10 04:06:45,990 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 223 [2021-07-10 04:06:46,230 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 267 [2021-07-10 04:06:46,482 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 332 [2021-07-10 04:06:46,594 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 562 [2021-07-10 04:06:47,333 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 219 [2021-07-10 04:06:47,614 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 266 [2021-07-10 04:06:47,830 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 321 [2021-07-10 04:06:48,373 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 444 [2021-07-10 04:06:49,081 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 484 [2021-07-10 04:06:49,929 WARN L205 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 563 [2021-07-10 04:06:50,186 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-07-10 04:06:50,429 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-07-10 04:06:50,809 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 880 [2021-07-10 04:06:51,812 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 262 [2021-07-10 04:06:52,006 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 298 [2021-07-10 04:06:52,262 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 342 [2021-07-10 04:06:53,489 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 210 [2021-07-10 04:06:53,629 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 247 [2021-07-10 04:06:53,830 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 281 [2021-07-10 04:06:54,111 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 352 [2021-07-10 04:06:54,705 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 494 [2021-07-10 04:06:55,453 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 574 [2021-07-10 04:06:56,414 WARN L205 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 659 [2021-07-10 04:06:58,395 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 1647 DAG size of output: 921 [2021-07-10 04:06:58,723 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 913 [2021-07-10 04:06:59,108 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 851 [2021-07-10 04:06:59,247 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2021-07-10 04:06:59,821 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 441 [2021-07-10 04:07:00,454 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 265 [2021-07-10 04:07:01,149 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 212 [2021-07-10 04:07:01,365 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 228 [2021-07-10 04:07:01,611 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 285 [2021-07-10 04:07:01,941 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 336 [2021-07-10 04:07:02,395 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 408 [2021-07-10 04:07:02,538 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 564 [2021-07-10 04:07:02,925 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 489 [2021-07-10 04:07:03,148 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 420 [2021-07-10 04:07:03,347 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 208 [2021-07-10 04:07:04,148 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 234 [2021-07-10 04:07:04,358 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 269 [2021-07-10 04:07:04,591 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 301 [2021-07-10 04:07:04,893 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 360 [2021-07-10 04:07:05,316 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 438 [2021-07-10 04:07:06,306 WARN L205 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 593 Received shutdown request... [2021-07-10 04:07:07,506 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 1129 DAG size of output: 652 [2021-07-10 04:07:11,149 WARN L205 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 2503 DAG size of output: 1315 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown