/usr/bin/java -Xmx16000000000 -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-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 03:40:31,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 03:40:31,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 03:40:31,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 03:40:31,708 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-DelaySleep-NoLbe.epf [2021-06-06 03:40:31,721 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 03:40:31,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 03:40:31,722 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 03:40:31,722 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 03:40:31,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 03:40:31,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 03:40:31,723 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 03:40:31,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 03:40:31,723 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 03:40:31,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 03:40:31,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 03:40:31,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 03:40:31,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 03:40:31,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 03:40:31,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 03:40:31,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 03:40:31,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 03:40:31,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 03:40:31,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 03:40:31,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 03:40:31,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 03:40:31,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 03:40:31,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 03:40:31,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 03:40:31,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 03:40:31,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 03:40:31,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 03:40:31,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 03:40:31,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 03:40:31,727 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 03:40:31,727 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 03:40:31,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 03:40:31,727 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 03:40:31,727 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 03:40:31,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 03:40:31,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 03:40:31,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 03:40:31,968 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 03:40:31,970 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 03:40:31,971 INFO L432 ainManager$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 [2021-06-06 03:40:31,971 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl' [2021-06-06 03:40:32,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 03:40:32,006 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 03:40:32,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 03:40:32,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 03:40:32,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 03:40:32,017 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,023 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 03:40:32,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 03:40:32,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 03:40:32,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 03:40:32,035 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,036 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,037 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,037 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,040 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,042 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,043 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 06.06 03:40:32" (1/1) ... [2021-06-06 03:40:32,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 03:40:32,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 03:40:32,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 03:40:32,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 03:40:32,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:40:32" (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 [2021-06-06 03:40:32,116 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 03:40:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 03:40:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 03:40:32,116 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 03:40:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 03:40:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 03:40:32,117 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 03:40:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 03:40:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 03:40:32,117 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 03:40:32,308 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 03:40:32,308 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 03:40:32,309 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 03:40:32,310 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 03:40:32 BoogieIcfgContainer [2021-06-06 03:40:32,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 03:40:32,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 03:40:32,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 03:40:32,313 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 03:40:32,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:40:32" (1/2) ... [2021-06-06 03:40:32,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10734f11 and model type unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 03:40:32, skipping insertion in model container [2021-06-06 03:40:32,325 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 06.06 03:40:32" (2/2) ... [2021-06-06 03:40:32,326 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-3.wvr.bpl [2021-06-06 03:40:32,330 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 03:40:32,330 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 03:40:32,330 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 03:40:32,330 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 03:40:32,373 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 03:40:32,386 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 [2021-06-06 03:40:32,414 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 03:40:32,414 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 03:40:32,414 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 03:40:32,414 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 03:40:32,414 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 03:40:32,414 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 03:40:32,415 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 03:40:32,415 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 03:40:32,431 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:32,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:32,435 INFO L82 PathProgramCache]: Analyzing trace with hash -2053976551, now seen corresponding path program 1 times [2021-06-06 03:40:32,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:32,440 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852459295] [2021-06-06 03:40:32,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:32,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:32,548 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:32,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852459295] [2021-06-06 03:40:32,549 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852459295] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:40:32,549 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:40:32,549 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 03:40:32,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652483735] [2021-06-06 03:40:32,552 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 03:40:32,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:32,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 03:40:32,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-06 03:40:32,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:32,561 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:32,563 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) [2021-06-06 03:40:32,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:32,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:32,587 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 03:40:32,587 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:32,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:32,588 INFO L82 PathProgramCache]: Analyzing trace with hash -82875779, now seen corresponding path program 1 times [2021-06-06 03:40:32,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:32,588 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10471654] [2021-06-06 03:40:32,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:32,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:32,693 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:32,694 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10471654] [2021-06-06 03:40:32,694 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10471654] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:32,695 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577700099] [2021-06-06 03:40:32,695 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 [2021-06-06 03:40:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:32,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-06 03:40:32,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:32,867 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 [2021-06-06 03:40:32,870 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:32,873 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:32,875 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:32,876 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-06-06 03:40:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:32,895 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [577700099] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:32,895 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:32,895 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 03:40:32,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22568988] [2021-06-06 03:40:32,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 03:40:32,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:32,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 03:40:32,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-06-06 03:40:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:32,904 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:32,905 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) [2021-06-06 03:40:32,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:32,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:32,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:32,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:33,152 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:33,153 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:33,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:33,154 INFO L82 PathProgramCache]: Analyzing trace with hash 891706009, now seen corresponding path program 2 times [2021-06-06 03:40:33,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:33,154 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544514863] [2021-06-06 03:40:33,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:33,232 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:33,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544514863] [2021-06-06 03:40:33,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544514863] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:33,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566057772] [2021-06-06 03:40:33,233 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 [2021-06-06 03:40:33,265 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 03:40:33,265 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:33,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-06 03:40:33,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:33,444 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:33,444 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 [2021-06-06 03:40:33,450 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:33,452 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:33,452 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:33,452 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-06-06 03:40:33,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:33,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1566057772] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:33,458 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:33,458 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 03:40:33,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489266975] [2021-06-06 03:40:33,459 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 03:40:33,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:33,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 03:40:33,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-06-06 03:40:33,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:33,459 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:33,460 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) [2021-06-06 03:40:33,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:33,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:33,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:33,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:33,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:33,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:33,696 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:33,697 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:33,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:33,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1038970365, now seen corresponding path program 3 times [2021-06-06 03:40:33,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:33,698 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489059457] [2021-06-06 03:40:33,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:33,728 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:33,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489059457] [2021-06-06 03:40:33,728 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489059457] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:33,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242628421] [2021-06-06 03:40:33,728 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 [2021-06-06 03:40:33,763 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 03:40:33,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:33,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 03:40:33,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:33,798 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:33,799 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242628421] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:33,799 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:33,799 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-06-06 03:40:33,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410541954] [2021-06-06 03:40:33,799 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 03:40:33,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:33,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 03:40:33,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-06 03:40:33,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:33,800 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:33,800 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 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) [2021-06-06 03:40:33,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:33,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:33,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:33,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:33,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:33,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:33,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:33,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:34,034 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:34,034 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:34,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:34,035 INFO L82 PathProgramCache]: Analyzing trace with hash -1326037010, now seen corresponding path program 1 times [2021-06-06 03:40:34,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:34,035 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717681264] [2021-06-06 03:40:34,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:34,102 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:34,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:34,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717681264] [2021-06-06 03:40:34,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717681264] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:34,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882423021] [2021-06-06 03:40:34,102 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 [2021-06-06 03:40:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:34,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 03:40:34,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:34,295 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:34,296 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 [2021-06-06 03:40:34,316 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:34,318 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:34,318 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:34,318 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-06-06 03:40:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:34,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1882423021] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:34,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:34,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-06 03:40:34,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053018174] [2021-06-06 03:40:34,328 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 03:40:34,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:34,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 03:40:34,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-06-06 03:40:34,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:34,331 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:34,331 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) [2021-06-06 03:40:34,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:34,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:34,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:34,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:34,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:34,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:34,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:34,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:34,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:34,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:34,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:34,633 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:34,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:34,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1538911662, now seen corresponding path program 2 times [2021-06-06 03:40:34,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:34,634 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877894648] [2021-06-06 03:40:34,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:34,739 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:34,740 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:34,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877894648] [2021-06-06 03:40:34,740 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877894648] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:34,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371384346] [2021-06-06 03:40:34,740 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 [2021-06-06 03:40:34,774 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 03:40:34,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:34,777 WARN L261 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-06 03:40:34,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:34,948 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:34,948 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 [2021-06-06 03:40:35,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:35,009 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:35,010 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:35,010 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-06 03:40:35,015 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:35,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [371384346] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:35,016 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:35,016 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-06 03:40:35,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39498430] [2021-06-06 03:40:35,017 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 03:40:35,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:35,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 03:40:35,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-06-06 03:40:35,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:35,018 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:35,019 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) [2021-06-06 03:40:35,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:35,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:35,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:35,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:35,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:35,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:35,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:35,328 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:35,329 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:35,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:35,329 INFO L82 PathProgramCache]: Analyzing trace with hash 451908718, now seen corresponding path program 3 times [2021-06-06 03:40:35,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:35,329 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404299356] [2021-06-06 03:40:35,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:35,409 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:35,409 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:35,409 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404299356] [2021-06-06 03:40:35,409 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404299356] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:35,409 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756502564] [2021-06-06 03:40:35,409 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 [2021-06-06 03:40:35,438 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-06 03:40:35,439 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:35,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 03:40:35,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:35,603 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:35,604 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 [2021-06-06 03:40:35,694 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:35,695 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:35,696 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:35,696 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-06 03:40:35,700 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:35,700 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756502564] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:35,700 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:35,701 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-06 03:40:35,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626061038] [2021-06-06 03:40:35,701 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 03:40:35,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:35,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 03:40:35,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-06-06 03:40:35,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:35,702 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:35,702 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) [2021-06-06 03:40:35,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:35,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:35,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:35,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:35,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:35,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:35,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:35,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:35,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:35,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:35,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:35,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:35,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:35,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:35,992 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-06 03:40:35,993 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:35,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:35,993 INFO L82 PathProgramCache]: Analyzing trace with hash 2037798354, now seen corresponding path program 4 times [2021-06-06 03:40:35,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:35,995 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533692168] [2021-06-06 03:40:35,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:36,049 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:36,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533692168] [2021-06-06 03:40:36,049 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533692168] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:36,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014630354] [2021-06-06 03:40:36,049 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 [2021-06-06 03:40:36,076 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 03:40:36,077 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:36,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 03:40:36,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:36,116 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:36,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014630354] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:36,116 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:36,116 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-06-06 03:40:36,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428666999] [2021-06-06 03:40:36,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 03:40:36,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:36,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 03:40:36,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-06-06 03:40:36,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:36,117 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:36,117 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 10 states have internal predecessors, (20), 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) [2021-06-06 03:40:36,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:36,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:36,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:36,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:36,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:36,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:36,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:36,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:36,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:36,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:36,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:36,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:36,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:36,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:36,389 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-06 03:40:36,389 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:36,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:36,389 INFO L82 PathProgramCache]: Analyzing trace with hash -427140423, now seen corresponding path program 5 times [2021-06-06 03:40:36,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:36,390 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814839686] [2021-06-06 03:40:36,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:36,494 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:36,495 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:36,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814839686] [2021-06-06 03:40:36,495 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814839686] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:36,497 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [713507067] [2021-06-06 03:40:36,497 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 [2021-06-06 03:40:36,532 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 03:40:36,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:36,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 03:40:36,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:36,802 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:36,802 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 [2021-06-06 03:40:37,058 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:37,059 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:37,059 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:37,060 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-06-06 03:40:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:37,064 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [713507067] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:37,064 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:37,064 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-06-06 03:40:37,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255736569] [2021-06-06 03:40:37,064 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 03:40:37,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:37,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 03:40:37,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2021-06-06 03:40:37,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:37,065 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:37,065 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) [2021-06-06 03:40:37,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:37,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:37,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:37,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:37,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:37,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:37,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:37,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:37,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:37,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:37,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-06-06 03:40:37,415 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:37,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:37,415 INFO L82 PathProgramCache]: Analyzing trace with hash -1100590307, now seen corresponding path program 6 times [2021-06-06 03:40:37,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:37,415 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314637319] [2021-06-06 03:40:37,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:37,559 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:37,559 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:37,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314637319] [2021-06-06 03:40:37,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314637319] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:37,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639706053] [2021-06-06 03:40:37,559 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 [2021-06-06 03:40:37,597 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 03:40:37,597 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:37,598 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-06 03:40:37,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:37,882 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:37,883 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 [2021-06-06 03:40:38,393 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:38,394 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:38,394 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:38,394 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-06-06 03:40:38,400 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:38,400 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639706053] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:38,400 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:38,400 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-06 03:40:38,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642720054] [2021-06-06 03:40:38,401 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 03:40:38,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:38,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 03:40:38,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=540, Unknown=0, NotChecked=0, Total=600 [2021-06-06 03:40:38,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:38,402 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:38,402 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) [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:38,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:38,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:38,748 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:40:38,749 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:38,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:38,749 INFO L82 PathProgramCache]: Analyzing trace with hash -502700231, now seen corresponding path program 7 times [2021-06-06 03:40:38,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:38,749 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798183034] [2021-06-06 03:40:38,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:38,875 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:38,875 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:38,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798183034] [2021-06-06 03:40:38,875 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798183034] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:38,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686954495] [2021-06-06 03:40:38,875 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 [2021-06-06 03:40:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:38,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-06 03:40:38,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:39,282 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-06 03:40:39,282 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:39,282 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 [2021-06-06 03:40:40,999 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:41,000 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:41,000 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:41,000 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-06 03:40:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:41,005 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686954495] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:41,005 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:41,005 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-06 03:40:41,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213779521] [2021-06-06 03:40:41,006 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 03:40:41,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:41,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 03:40:41,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-06-06 03:40:41,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:41,007 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:41,007 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) [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:41,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:41,448 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-06-06 03:40:41,449 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:41,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:41,449 INFO L82 PathProgramCache]: Analyzing trace with hash 852022941, now seen corresponding path program 8 times [2021-06-06 03:40:41,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:41,449 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973108276] [2021-06-06 03:40:41,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:41,528 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:41,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973108276] [2021-06-06 03:40:41,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973108276] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:41,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271489448] [2021-06-06 03:40:41,529 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 [2021-06-06 03:40:41,568 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 03:40:41,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:41,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 03:40:41,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:41,614 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271489448] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:41,614 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:41,614 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-06 03:40:41,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576377905] [2021-06-06 03:40:41,614 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 03:40:41,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:41,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 03:40:41,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-06-06 03:40:41,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:41,615 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:41,615 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.6) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:41,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:41,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:41,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:41,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable441 [2021-06-06 03:40:41,937 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:41,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:41,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1468527438, now seen corresponding path program 9 times [2021-06-06 03:40:41,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:41,937 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546377875] [2021-06-06 03:40:41,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:42,100 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:42,100 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546377875] [2021-06-06 03:40:42,100 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546377875] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:42,100 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067528439] [2021-06-06 03:40:42,100 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 [2021-06-06 03:40:42,133 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-06 03:40:42,133 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:42,134 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-06 03:40:42,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:42,605 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-06-06 03:40:42,606 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:42,606 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 [2021-06-06 03:40:43,618 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-06-06 03:40:44,552 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-06-06 03:40:44,835 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 03:40:45,119 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 03:40:45,437 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-06-06 03:40:45,823 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-06-06 03:40:46,370 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 203 [2021-06-06 03:40:46,500 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 03:40:46,624 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 03:40:46,809 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-06-06 03:40:47,783 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:40:47,785 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:47,785 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:40:47,785 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-06-06 03:40:47,791 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:47,791 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067528439] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:47,791 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:40:47,791 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-06 03:40:47,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107654399] [2021-06-06 03:40:47,792 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 03:40:47,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:40:47,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 03:40:47,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-06-06 03:40:47,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:47,792 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:40:47,793 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) [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:40:48,378 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable442 [2021-06-06 03:40:48,378 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:40:48,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:40:48,379 INFO L82 PathProgramCache]: Analyzing trace with hash 1982405042, now seen corresponding path program 10 times [2021-06-06 03:40:48,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:40:48,379 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433608071] [2021-06-06 03:40:48,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:40:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:40:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:40:48,614 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:40:48,614 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433608071] [2021-06-06 03:40:48,614 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433608071] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:40:48,614 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904813735] [2021-06-06 03:40:48,614 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 [2021-06-06 03:40:48,640 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 03:40:48,641 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:40:48,641 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 64 conjunts are in the unsatisfiable core [2021-06-06 03:40:48,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:40:49,232 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 03:40:49,232 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:40:49,233 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 [2021-06-06 03:40:50,155 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-06-06 03:40:50,324 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 03:40:50,497 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 03:40:50,692 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-06-06 03:40:51,063 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-06-06 03:40:51,262 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-06-06 03:40:51,506 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-06-06 03:40:51,695 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-06-06 03:40:52,142 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-06-06 03:40:52,894 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-06-06 03:40:53,127 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-06-06 03:40:53,239 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-06-06 03:40:54,362 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-06-06 03:40:54,817 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-06-06 03:40:55,009 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-06-06 03:40:55,856 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-06-06 03:40:56,353 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-06-06 03:40:56,686 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 207 [2021-06-06 03:40:56,806 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-06-06 03:40:57,072 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-06-06 03:40:57,821 WARN L205 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 03:40:58,580 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 03:40:59,415 WARN L205 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-06-06 03:41:00,405 WARN L205 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-06-06 03:41:00,582 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-06-06 03:41:01,398 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-06-06 03:41:01,731 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-06-06 03:41:02,151 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-06-06 03:41:02,632 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 03:41:03,116 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 03:41:03,674 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-06-06 03:41:04,235 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-06-06 03:41:04,482 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-06-06 03:41:04,686 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-06-06 03:41:04,891 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-06-06 03:41:05,608 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-06-06 03:41:06,191 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-06-06 03:41:06,466 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-06-06 03:41:07,211 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-06-06 03:41:07,674 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-06-06 03:41:08,181 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-06-06 03:41:09,166 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-06-06 03:41:10,005 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-06-06 03:41:11,048 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-06-06 03:41:12,075 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 03:41:13,108 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 03:41:14,228 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-06-06 03:41:14,388 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-06-06 03:41:14,728 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-06-06 03:41:15,403 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-06-06 03:41:15,578 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 03:41:15,742 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 03:41:15,912 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-06-06 03:41:16,089 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-06-06 03:41:16,401 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 03:41:16,402 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:41:16,403 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 03:41:16,403 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-06 03:41:16,407 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:41:16,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904813735] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:41:16,407 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 03:41:16,407 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-06-06 03:41:16,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343281179] [2021-06-06 03:41:16,409 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-06 03:41:16,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:41:16,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-06 03:41:16,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=976, Unknown=0, NotChecked=0, Total=1056 [2021-06-06 03:41:16,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:41:16,410 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:41:16,410 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) [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:41:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 03:41:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 03:41:16,855 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable903,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 03:41:16,855 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 03:41:16,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:41:16,855 INFO L82 PathProgramCache]: Analyzing trace with hash 732741582, now seen corresponding path program 11 times [2021-06-06 03:41:16,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:41:16,855 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064418897] [2021-06-06 03:41:16,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:41:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:41:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:41:17,025 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:41:17,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064418897] [2021-06-06 03:41:17,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064418897] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 03:41:17,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747534354] [2021-06-06 03:41:17,025 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 [2021-06-06 03:41:17,055 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-06 03:41:17,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 03:41:17,056 WARN L261 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 52 conjunts are in the unsatisfiable core [2021-06-06 03:41:17,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 03:41:17,635 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-06-06 03:41:17,635 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 03:41:17,636 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 [2021-06-06 03:41:18,845 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-06-06 03:41:19,008 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-06-06 03:41:19,282 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-06-06 03:41:20,514 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-06-06 03:41:20,701 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-06-06 03:41:20,939 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-06-06 03:41:21,465 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-06-06 03:41:21,999 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-06-06 03:41:22,639 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-06-06 03:41:23,373 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-06-06 03:41:24,224 WARN L205 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 03:41:25,076 WARN L205 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 03:41:26,099 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-06-06 03:41:28,314 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-06-06 03:41:29,952 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-06-06 03:41:30,959 WARN L205 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-06-06 03:41:32,470 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-06-06 03:41:33,274 WARN L205 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-06-06 03:41:33,589 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-06-06 03:41:34,491 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-06-06 03:41:34,598 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-06-06 03:41:34,741 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 03:41:35,722 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-06-06 03:41:35,910 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-06-06 03:41:36,097 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-06-06 03:41:36,918 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-06-06 03:41:37,230 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-06-06 03:41:37,626 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-06-06 03:41:38,705 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-06-06 03:41:38,866 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-06-06 03:41:39,370 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-06-06 03:41:39,848 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-06-06 03:41:40,002 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-06-06 03:41:40,211 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-06-06 03:41:40,364 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-06-06 03:41:40,964 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-06-06 03:41:41,244 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-06-06 03:41:41,365 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-06-06 03:41:41,519 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-06-06 03:41:41,679 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-06-06 03:41:42,257 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 210 [2021-06-06 03:41:42,870 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-06-06 03:41:43,034 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-06-06 03:41:43,258 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-06-06 03:41:43,576 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-06-06 03:41:44,870 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-06-06 03:41:45,021 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-06-06 03:41:45,480 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-06-06 03:41:46,526 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-06-06 03:41:47,968 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-06-06 03:41:48,129 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-06-06 03:41:48,325 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-06-06 03:41:48,476 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-06-06 03:41:49,262 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-06-06 03:41:49,426 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-06-06 03:41:50,673 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-06-06 03:41:50,906 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-06-06 03:41:51,934 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-06-06 03:41:52,127 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-06-06 03:41:52,607 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-06-06 03:41:53,225 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-06-06 03:41:53,947 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-06-06 03:41:55,245 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-06-06 03:41:55,399 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-06-06 03:41:55,631 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-06-06 03:41:55,901 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-06-06 03:41:56,592 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-06-06 03:41:57,033 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-06-06 03:41:57,270 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-06-06 03:41:57,789 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 216 [2021-06-06 03:41:58,140 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-06-06 03:41:58,499 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-06-06 03:41:59,421 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-06-06 03:41:59,581 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-06-06 03:42:00,214 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-06-06 03:42:00,949 WARN L205 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-06-06 03:42:02,206 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-06-06 03:42:04,302 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-06-06 03:42:05,225 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-06-06 03:42:05,392 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-06-06 03:42:06,005 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-06-06 03:42:06,686 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-06-06 03:42:07,045 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-06-06 03:42:07,181 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 03:42:08,135 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-06-06 03:42:08,946 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-06-06 03:42:09,142 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-06-06 03:42:09,543 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-06-06 03:42:10,533 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-06-06 03:42:11,099 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-06-06 03:42:11,544 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-06-06 03:42:11,791 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-06-06 03:42:12,314 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-06-06 03:42:12,739 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-06-06 03:42:13,167 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-06-06 03:42:13,951 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-06-06 03:42:14,280 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-06-06 03:42:15,097 WARN L205 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-06-06 03:42:16,092 WARN L205 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-06-06 03:42:17,582 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-06-06 03:42:19,900 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-06-06 03:42:24,721 WARN L205 SmtUtils]: Spent 4.81 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-06-06 03:42:31,160 WARN L205 SmtUtils]: Spent 6.43 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-06-06 03:42:39,238 WARN L205 SmtUtils]: Spent 8.06 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-06-06 03:42:48,678 WARN L205 SmtUtils]: Spent 9.42 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-06-06 03:42:49,951 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-06-06 03:42:50,778 WARN L205 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-06-06 03:42:50,944 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-06-06 03:42:51,177 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-06-06 03:42:52,366 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-06-06 03:42:52,844 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-06-06 03:42:53,467 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 03:42:53,588 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 03:42:54,494 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-06-06 03:42:54,736 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 03:42:54,983 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 03:42:55,428 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-06-06 03:42:56,173 WARN L205 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-06-06 03:42:56,883 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-06-06 03:42:57,062 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-06-06 03:42:57,899 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-06-06 03:42:58,140 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-06-06 03:42:58,584 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-06-06 03:42:59,854 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-06-06 03:43:01,364 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-06-06 03:43:01,638 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-06-06 03:43:01,782 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-06-06 03:43:01,907 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-06-06 03:43:02,132 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-06-06 03:43:02,760 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-06-06 03:43:03,038 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-06-06 03:43:03,512 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-06-06 03:43:03,620 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-06-06 03:43:04,145 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-06-06 03:43:04,722 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-06-06 03:43:05,614 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-06-06 03:43:05,987 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-06-06 03:43:06,783 WARN L205 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-06-06 03:43:07,418 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-06-06 03:43:07,565 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-06-06 03:43:07,805 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-06-06 03:43:09,018 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-06-06 03:43:09,557 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-06-06 03:43:09,910 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-06-06 03:43:11,145 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-06-06 03:43:12,577 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-06-06 03:43:15,761 WARN L205 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-06-06 03:43:15,868 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-06-06 03:43:16,015 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-06-06 03:43:16,131 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-06-06 03:43:16,952 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-06-06 03:43:17,798 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-06-06 03:43:17,992 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-06-06 03:43:18,187 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-06-06 03:43:18,367 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-06-06 03:43:18,672 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-06-06 03:43:19,026 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-06-06 03:43:19,198 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-06-06 03:43:19,467 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-06-06 03:43:19,921 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-06-06 03:43:20,101 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-06-06 03:43:20,349 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-06-06 03:43:20,481 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-06-06 03:43:21,095 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-06-06 03:43:21,463 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-06-06 03:43:21,650 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-06-06 03:43:21,918 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-06-06 03:43:22,316 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-06-06 03:43:22,926 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-06-06 03:43:23,059 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-06-06 03:43:23,973 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-06-06 03:43:24,896 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-06-06 03:43:25,119 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 03:43:25,332 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 03:43:25,677 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-06-06 03:43:26,169 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-06-06 03:43:27,102 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-06-06 03:43:27,344 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-06-06 03:43:27,829 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-06-06 03:43:29,039 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-06-06 03:43:34,164 WARN L205 SmtUtils]: Spent 5.12 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-06-06 03:43:39,930 WARN L205 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-06-06 03:43:47,091 WARN L205 SmtUtils]: Spent 7.15 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-06-06 03:43:55,638 WARN L205 SmtUtils]: Spent 8.53 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-06-06 03:43:56,557 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-06-06 03:43:57,381 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-06-06 03:43:57,541 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-06-06 03:43:58,549 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-06-06 03:43:58,698 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-06-06 03:43:58,877 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-06-06 03:43:59,151 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-06-06 03:43:59,997 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-06-06 03:44:00,498 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-06-06 03:44:01,204 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-06-06 03:44:02,025 WARN L205 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-06-06 03:44:03,634 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-06-06 03:44:03,777 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-06-06 03:44:04,001 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-06-06 03:44:04,695 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-06-06 03:44:05,430 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-06-06 03:44:05,808 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-06-06 03:44:06,347 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-06-06 03:44:07,867 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-06-06 03:44:09,497 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-06-06 03:44:11,355 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-06-06 03:44:23,110 WARN L205 SmtUtils]: Spent 11.75 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-06-06 03:44:45,754 WARN L205 SmtUtils]: Spent 22.62 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-06-06 03:45:11,322 WARN L205 SmtUtils]: Spent 25.53 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-06-06 03:45:12,394 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-06-06 03:45:12,553 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-06-06 03:45:13,870 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-06-06 03:45:14,072 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-06-06 03:45:14,483 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-06-06 03:45:14,971 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-06-06 03:45:43,853 WARN L205 SmtUtils]: Spent 28.87 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-06-06 03:46:16,647 WARN L205 SmtUtils]: Spent 32.76 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 03:46:49,387 WARN L205 SmtUtils]: Spent 32.70 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 03:47:25,943 WARN L205 SmtUtils]: Spent 36.53 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-06-06 03:48:20,816 WARN L205 SmtUtils]: Spent 54.84 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-06-06 03:49:15,415 WARN L205 SmtUtils]: Spent 54.56 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-06-06 03:50:12,114 WARN L205 SmtUtils]: Spent 56.66 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-06-06 03:50:19,415 WARN L205 SmtUtils]: Spent 7.28 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-06-06 03:50:32,124 WARN L205 SmtUtils]: Spent 12.70 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-06-06 03:50:32,378 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-06-06 03:50:40,575 WARN L205 SmtUtils]: Spent 8.19 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-06-06 03:50:41,071 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-06-06 03:50:41,437 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-06-06 03:50:46,046 WARN L205 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-06-06 03:50:46,156 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-06-06 03:50:46,261 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-06-06 03:50:47,275 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-06-06 03:50:47,719 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-06-06 03:50:48,011 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-06-06 03:50:49,062 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-06-06 03:50:49,267 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 208 [2021-06-06 03:50:49,635 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-06-06 03:50:49,988 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-06-06 03:50:51,038 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-06-06 03:50:51,308 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-06-06 03:50:51,675 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-06-06 03:50:52,159 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-06-06 03:50:53,247 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-06-06 03:50:53,453 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-06-06 03:50:54,678 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-06-06 03:50:54,843 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-06-06 03:50:55,354 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-06-06 03:50:55,708 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-06-06 03:50:55,814 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 556 [2021-06-06 03:50:57,391 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-06-06 03:50:57,819 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-06-06 03:50:58,097 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-06-06 03:50:58,477 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-06-06 03:50:59,330 WARN L205 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-06-06 03:51:01,492 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-06-06 03:51:04,085 WARN L205 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-06-06 03:51:07,167 WARN L205 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-06-06 03:51:12,366 WARN L205 SmtUtils]: Spent 5.19 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-06-06 03:51:12,745 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-06-06 03:51:12,949 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-06-06 03:51:14,248 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-06-06 03:51:14,487 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-06-06 03:51:14,841 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-06-06 03:51:20,533 WARN L205 SmtUtils]: Spent 5.69 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-06-06 03:51:21,120 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-06-06 03:51:21,808 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-06-06 03:51:21,955 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-06-06 03:51:22,178 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-06-06 03:51:22,282 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-06-06 03:51:22,981 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-06-06 03:51:23,133 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-06-06 03:51:23,762 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 241 [2021-06-06 03:51:23,912 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-06-06 03:51:24,108 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-06-06 03:51:24,467 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-06-06 03:51:25,098 WARN L205 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-06-06 03:51:25,915 WARN L205 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-06-06 03:51:33,218 WARN L205 SmtUtils]: Spent 7.30 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-06-06 03:51:41,627 WARN L205 SmtUtils]: Spent 8.39 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-06-06 03:51:58,633 WARN L205 SmtUtils]: Spent 16.98 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-06-06 03:52:23,974 WARN L205 SmtUtils]: Spent 25.30 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-06-06 03:53:33,989 WARN L205 SmtUtils]: Spent 1.17 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-06-06 03:53:51,588 WARN L205 SmtUtils]: Spent 17.58 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-06-06 03:53:52,005 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-06-06 03:53:52,225 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-06-06 03:53:53,310 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-06-06 03:53:53,556 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-06-06 03:53:53,695 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-06-06 03:53:54,474 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-06-06 03:53:54,695 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-06-06 03:53:54,979 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-06-06 03:53:55,783 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-06-06 03:53:56,469 WARN L205 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-06-06 03:54:13,091 WARN L205 SmtUtils]: Spent 16.61 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-06-06 03:54:20,140 WARN L205 SmtUtils]: Spent 7.04 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-06-06 03:54:24,755 WARN L205 SmtUtils]: Spent 4.61 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-06-06 03:54:25,033 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-06-06 03:54:25,288 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-06-06 03:54:25,519 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-06-06 03:54:25,638 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-06-06 03:54:26,653 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 223 [2021-06-06 03:54:26,889 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 267 [2021-06-06 03:54:27,135 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 332 [2021-06-06 03:54:27,254 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 562 [2021-06-06 03:54:27,971 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 219 [2021-06-06 03:54:28,241 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 266 [2021-06-06 03:54:28,454 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 321 [2021-06-06 03:54:28,977 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 444 [2021-06-06 03:54:29,652 WARN L205 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 484 [2021-06-06 03:54:30,480 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 563 [2021-06-06 03:54:30,733 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-06-06 03:54:30,957 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-06-06 03:54:31,302 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 880 [2021-06-06 03:54:32,233 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 262 [2021-06-06 03:54:32,426 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 298 [2021-06-06 03:54:32,670 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 342 [2021-06-06 03:54:33,964 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 247 [2021-06-06 03:54:34,147 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 281 [2021-06-06 03:54:34,425 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 352 [2021-06-06 03:54:35,002 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 494 [2021-06-06 03:54:35,735 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 574 [2021-06-06 03:54:36,681 WARN L205 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 659 [2021-06-06 03:54:38,626 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 1647 DAG size of output: 921 [2021-06-06 03:54:38,939 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 913 [2021-06-06 03:54:39,295 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 851 [2021-06-06 03:54:39,437 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2021-06-06 03:54:39,985 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 441 [2021-06-06 03:54:40,603 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 265 [2021-06-06 03:54:41,267 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 212 [2021-06-06 03:54:41,472 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 228 [2021-06-06 03:54:41,724 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 285 [2021-06-06 03:54:42,048 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 336 [2021-06-06 03:54:42,486 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 408 [2021-06-06 03:54:42,630 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 564 [2021-06-06 03:54:43,000 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 489 [2021-06-06 03:54:44,146 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 234 [2021-06-06 03:54:44,359 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 269 [2021-06-06 03:54:44,576 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 301 [2021-06-06 03:54:44,880 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 360 [2021-06-06 03:54:45,299 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 438 [2021-06-06 03:54:46,275 WARN L205 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 593 [2021-06-06 03:54:47,456 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 1129 DAG size of output: 652 [2021-06-06 03:54:51,069 WARN L205 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 2503 DAG size of output: 1315 [2021-06-06 03:54:56,947 WARN L205 SmtUtils]: Spent 5.87 s on a formula simplification. DAG size of input: 3337 DAG size of output: 1964 [2021-06-06 03:54:57,200 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 292 [2021-06-06 03:54:57,364 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 226 [2021-06-06 03:54:58,117 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 239 [2021-06-06 03:54:58,295 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 288 [2021-06-06 03:54:58,514 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 297 [2021-06-06 03:55:04,730 WARN L205 SmtUtils]: Spent 6.21 s on a formula simplification. DAG size of input: 3593 DAG size of output: 2151 Received shutdown request... [2021-06-06 03:55:12,615 WARN L205 SmtUtils]: Spent 7.87 s on a formula simplification. DAG size of input: 4090 DAG size of output: 2444 [2021-06-06 03:55:12,842 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2423 [2021-06-06 03:55:12,842 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 03:55:12,849 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 03:55:12,850 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 03:55:12,850 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 03:55:12 BasicIcfg [2021-06-06 03:55:12,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 03:55:12,850 INFO L168 Benchmark]: Toolchain (without parser) took 880844.62 ms. Allocated memory was 434.1 MB in the beginning and 1.4 GB in the end (delta: 960.5 MB). Free memory was 413.3 MB in the beginning and 737.5 MB in the end (delta: -324.2 MB). Peak memory consumption was 864.8 MB. Max. memory is 16.0 GB. [2021-06-06 03:55:12,850 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 434.1 MB. Free memory was 414.5 MB in the beginning and 414.4 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 03:55:12,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.98 ms. Allocated memory is still 434.1 MB. Free memory was 413.2 MB in the beginning and 411.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 03:55:12,851 INFO L168 Benchmark]: Boogie Preprocessor took 16.34 ms. Allocated memory is still 434.1 MB. Free memory was 411.8 MB in the beginning and 410.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 03:55:12,851 INFO L168 Benchmark]: RCFGBuilder took 262.90 ms. Allocated memory is still 434.1 MB. Free memory was 410.7 MB in the beginning and 393.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-06-06 03:55:12,851 INFO L168 Benchmark]: TraceAbstraction took 880538.96 ms. Allocated memory was 434.1 MB in the beginning and 1.4 GB in the end (delta: 960.5 MB). Free memory was 393.1 MB in the beginning and 737.5 MB in the end (delta: -344.4 MB). Peak memory consumption was 846.0 MB. Max. memory is 16.0 GB. [2021-06-06 03:55:12,851 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 434.1 MB. Free memory was 414.5 MB in the beginning and 414.4 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 21.98 ms. Allocated memory is still 434.1 MB. Free memory was 413.2 MB in the beginning and 411.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 16.34 ms. Allocated memory is still 434.1 MB. Free memory was 411.8 MB in the beginning and 410.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 262.90 ms. Allocated memory is still 434.1 MB. Free memory was 410.7 MB in the beginning and 393.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 880538.96 ms. Allocated memory was 434.1 MB in the beginning and 1.4 GB in the end (delta: 960.5 MB). Free memory was 393.1 MB in the beginning and 737.5 MB in the end (delta: -344.4 MB). Peak memory consumption was 846.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 420, positive: 285, positive conditional: 285, positive unconditional: 0, negative: 135, negative conditional: 135, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 285, positive: 285, positive conditional: 285, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 285, positive: 285, positive conditional: 0, positive unconditional: 285, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 285, positive: 280, positive conditional: 0, positive unconditional: 280, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 135 - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 25 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 22 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 880451.6ms, OverallIterations: 15, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.4ms, PartialOrderReductionTime: 1687.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 132, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 50.8ms SsaConstructionTime, 221.0ms SatisfiabilityAnalysisTime, 39354.4ms InterpolantComputationTime, 452 NumberOfCodeBlocks, 452 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 5145 SizeOfPredicates, 28 NumberOfNonLiveVariables, 858 ConjunctsInSsa, 379 ConjunctsInUnsatCore, 27 InterpolantComputations, 1 PerfectInterpolantSequences, 93/640 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown