/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-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 09:29:05,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 09:29:05,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 09:29:05,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 09:29:05,159 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 09:29:05,199 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 09:29:05,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 09:29:05,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 09:29:05,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 09:29:05,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 09:29:05,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 09:29:05,203 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 09:29:05,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 09:29:05,203 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 09:29:05,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 09:29:05,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 09:29:05,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 09:29:05,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 09:29:05,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 09:29:05,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 09:29:05,205 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 09:29:05,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 09:29:05,205 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 09:29:05,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 09:29:05,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 09:29:05,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 09:29:05,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 09:29:05,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 09:29:05,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 09:29:05,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 09:29:05,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 09:29:05,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 09:29:05,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 09:29:05,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 09:29:05,206 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 09:29:05,206 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 09:29:05,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 09:29:05,207 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 09:29:05,207 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 09:29:05,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 09:29:05,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 09:29:05,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 09:29:05,499 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 09:29:05,501 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 09:29:05,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl [2021-06-06 09:29:05,502 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl' [2021-06-06 09:29:05,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 09:29:05,548 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 09:29:05,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 09:29:05,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 09:29:05,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 09:29:05,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 09:29:05,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 09:29:05,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 09:29:05,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 09:29:05,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/1) ... [2021-06-06 09:29:05,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 09:29:05,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 09:29:05,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 09:29:05,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 09:29:05,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (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 09:29:05,671 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 09:29:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 09:29:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 09:29:05,671 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 09:29:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 09:29:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 09:29:05,671 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 09:29:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 09:29:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 09:29:05,672 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 09:29:05,909 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 09:29:05,910 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 09:29:05,910 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 09:29:05,912 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:29:05 BoogieIcfgContainer [2021-06-06 09:29:05,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 09:29:05,913 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 09:29:05,913 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 09:29:05,915 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 09:29:05,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:05" (1/2) ... [2021-06-06 09:29:05,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3ba8fd and model type unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 09:29:05, skipping insertion in model container [2021-06-06 09:29:05,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:29:05" (2/2) ... [2021-06-06 09:29:05,918 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-2.wvr.bpl [2021-06-06 09:29:05,922 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 09:29:05,922 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 09:29:05,922 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 09:29:05,923 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 09:29:05,946 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 09:29:05,992 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 09:29:06,073 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 09:29:06,073 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 09:29:06,073 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 09:29:06,073 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 09:29:06,073 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 09:29:06,074 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 09:29:06,074 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 09:29:06,074 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 09:29:06,107 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:06,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:06,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1485035801, now seen corresponding path program 1 times [2021-06-06 09:29:06,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:06,122 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154360838] [2021-06-06 09:29:06,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:06,272 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 09:29:06,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:06,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154360838] [2021-06-06 09:29:06,273 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154360838] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 09:29:06,273 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 09:29:06,273 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 09:29:06,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148026977] [2021-06-06 09:29:06,277 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 09:29:06,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:06,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 09:29:06,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-06 09:29:06,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:06,289 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:06,291 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 09:29:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:06,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:06,322 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 09:29:06,322 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:06,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:06,322 INFO L82 PathProgramCache]: Analyzing trace with hash -2042651181, now seen corresponding path program 1 times [2021-06-06 09:29:06,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:06,323 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637293081] [2021-06-06 09:29:06,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:06,369 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 09:29:06,370 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:06,370 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637293081] [2021-06-06 09:29:06,370 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637293081] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:06,370 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [753992802] [2021-06-06 09:29:06,371 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 09:29:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:06,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 09:29:06,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:06,628 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 09:29:06,630 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:06,632 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:06,633 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:06,633 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-06-06 09:29:06,642 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 09:29:06,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [753992802] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:06,643 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:06,643 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-06 09:29:06,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672251453] [2021-06-06 09:29:06,644 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 09:29:06,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:06,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 09:29:06,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-06 09:29:06,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:06,646 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:06,646 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:06,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:06,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:06,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:06,916 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:06,917 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:06,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:06,918 INFO L82 PathProgramCache]: Analyzing trace with hash 268202073, now seen corresponding path program 2 times [2021-06-06 09:29:06,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:06,918 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512212716] [2021-06-06 09:29:06,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:06,948 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 09:29:06,948 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:06,948 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512212716] [2021-06-06 09:29:06,948 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512212716] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:06,948 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120207045] [2021-06-06 09:29:06,948 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 09:29:07,015 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:29:07,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:07,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 09:29:07,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:07,057 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:07,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1120207045] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:07,057 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:07,057 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-06 09:29:07,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310082299] [2021-06-06 09:29:07,058 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 09:29:07,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:07,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 09:29:07,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-06 09:29:07,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:07,059 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:07,059 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 5 states have internal predecessors, (15), 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 09:29:07,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:07,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:07,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:07,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:07,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:07,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:07,307 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:07,307 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:07,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:07,308 INFO L82 PathProgramCache]: Analyzing trace with hash 549941096, now seen corresponding path program 1 times [2021-06-06 09:29:07,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:07,310 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168675966] [2021-06-06 09:29:07,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:07,399 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:07,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168675966] [2021-06-06 09:29:07,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168675966] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:07,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647561538] [2021-06-06 09:29:07,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 09:29:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:07,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-06 09:29:07,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:07,608 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:07,613 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 09:29:07,616 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:07,617 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:07,618 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:07,618 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-06-06 09:29:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:07,627 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647561538] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:07,627 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:07,627 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-06 09:29:07,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060082578] [2021-06-06 09:29:07,628 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 09:29:07,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:07,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 09:29:07,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-06-06 09:29:07,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:07,632 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:07,632 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:07,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:07,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:07,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:07,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:07,957 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:07,957 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:07,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:07,958 INFO L82 PathProgramCache]: Analyzing trace with hash 781826158, now seen corresponding path program 2 times [2021-06-06 09:29:07,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:07,958 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15246355] [2021-06-06 09:29:07,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:08,045 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 09:29:08,046 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:08,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15246355] [2021-06-06 09:29:08,046 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15246355] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:08,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671570786] [2021-06-06 09:29:08,046 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 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 09:29:08,094 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:29:08,094 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:08,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-06 09:29:08,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:08,292 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:08,292 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 09:29:08,326 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:08,332 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:08,332 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:08,333 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-06-06 09:29:08,340 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 09:29:08,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [671570786] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:08,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:08,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-06 09:29:08,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252469364] [2021-06-06 09:29:08,342 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 09:29:08,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:08,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 09:29:08,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-06-06 09:29:08,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:08,348 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:08,348 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 12 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 09:29:08,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:08,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:08,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:08,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:08,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:08,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:08,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:08,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:08,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:08,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:08,688 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:08,689 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:08,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:08,690 INFO L82 PathProgramCache]: Analyzing trace with hash -619671512, now seen corresponding path program 3 times [2021-06-06 09:29:08,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:08,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653469562] [2021-06-06 09:29:08,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:08,756 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:08,756 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:08,756 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653469562] [2021-06-06 09:29:08,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653469562] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:08,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1681017880] [2021-06-06 09:29:08,758 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 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 09:29:08,794 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 09:29:08,794 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:08,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 09:29:08,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:08,856 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:08,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1681017880] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:08,856 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:08,856 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-06-06 09:29:08,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861466276] [2021-06-06 09:29:08,857 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 09:29:08,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:08,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 09:29:08,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-06-06 09:29:08,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:08,858 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:08,859 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:08,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:08,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:08,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:08,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:08,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:08,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:08,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:08,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:08,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:08,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:08,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:08,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:09,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:09,168 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:09,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:09,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1204336263, now seen corresponding path program 4 times [2021-06-06 09:29:09,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:09,170 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398639340] [2021-06-06 09:29:09,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:09,321 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:09,322 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398639340] [2021-06-06 09:29:09,322 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398639340] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:09,322 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389121027] [2021-06-06 09:29:09,322 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 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 09:29:09,352 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:29:09,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:09,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 09:29:09,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:09,595 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:09,595 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 09:29:09,638 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:09,639 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:09,640 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:09,640 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-06 09:29:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:09,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [389121027] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:09,647 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:09,647 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-06 09:29:09,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409063660] [2021-06-06 09:29:09,647 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 09:29:09,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:09,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 09:29:09,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2021-06-06 09:29:09,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:09,648 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:09,648 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 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 09:29:09,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:09,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:09,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:09,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:09,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:09,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:09,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:09,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:10,036 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 09:29:10,036 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:10,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:10,037 INFO L82 PathProgramCache]: Analyzing trace with hash 576133811, now seen corresponding path program 5 times [2021-06-06 09:29:10,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:10,037 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109148150] [2021-06-06 09:29:10,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:10,142 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:10,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109148150] [2021-06-06 09:29:10,142 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109148150] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:10,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653864307] [2021-06-06 09:29:10,143 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 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 09:29:10,184 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 09:29:10,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:10,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 09:29:10,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:10,439 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:10,439 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 09:29:10,605 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:10,606 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:10,607 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:10,607 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-06 09:29:10,615 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:10,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653864307] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:10,615 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:10,615 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-06 09:29:10,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451918077] [2021-06-06 09:29:10,616 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 09:29:10,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:10,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 09:29:10,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-06-06 09:29:10,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:10,619 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:10,619 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 18 states have internal predecessors, (29), 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 09:29:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:10,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:10,975 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-06 09:29:10,975 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:10,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:10,976 INFO L82 PathProgramCache]: Analyzing trace with hash -63868743, now seen corresponding path program 6 times [2021-06-06 09:29:10,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:10,976 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515838414] [2021-06-06 09:29:10,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:11,060 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:11,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:11,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515838414] [2021-06-06 09:29:11,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515838414] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:11,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050971729] [2021-06-06 09:29:11,063 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 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 09:29:11,102 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 09:29:11,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:11,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 09:29:11,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:11,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1050971729] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:11,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:11,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-06-06 09:29:11,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622056735] [2021-06-06 09:29:11,161 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 09:29:11,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:11,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 09:29:11,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-06-06 09:29:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:11,162 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:11,162 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:11,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:11,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:11,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:11,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:11,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:11,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:11,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:11,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:11,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:11,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:11,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:11,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:11,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:11,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:11,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:11,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:11,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:11,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:11,487 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-06 09:29:11,487 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:11,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:11,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1154319608, now seen corresponding path program 7 times [2021-06-06 09:29:11,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:11,487 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763628131] [2021-06-06 09:29:11,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:11,626 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:11,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763628131] [2021-06-06 09:29:11,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763628131] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:11,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913433246] [2021-06-06 09:29:11,626 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 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 09:29:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:11,666 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-06 09:29:11,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:12,033 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:12,033 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 09:29:12,372 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:12,374 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:12,374 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:12,374 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-06-06 09:29:12,381 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:12,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [913433246] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:12,381 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:12,381 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-06 09:29:12,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694525875] [2021-06-06 09:29:12,382 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 09:29:12,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:12,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 09:29:12,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-06-06 09:29:12,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:12,383 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:12,383 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 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:12,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:12,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:12,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-06 09:29:12,885 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:12,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:12,885 INFO L82 PathProgramCache]: Analyzing trace with hash -2016450674, now seen corresponding path program 8 times [2021-06-06 09:29:12,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:12,885 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995355094] [2021-06-06 09:29:12,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:13,024 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:13,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:13,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995355094] [2021-06-06 09:29:13,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995355094] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:13,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350818887] [2021-06-06 09:29:13,024 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 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 09:29:13,052 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:29:13,052 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:13,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-06 09:29:13,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:13,461 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:13,461 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 09:29:14,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:14,138 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:14,139 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:14,139 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-06-06 09:29:14,145 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:14,145 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350818887] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:14,145 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:14,145 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-06 09:29:14,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269139344] [2021-06-06 09:29:14,146 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 09:29:14,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:14,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 09:29:14,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-06-06 09:29:14,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:14,147 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:14,147 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 09:29:14,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:14,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:14,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:14,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:14,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:14,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:14,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:14,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:14,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:14,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:14,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:14,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:14,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:14,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:14,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:14,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:14,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:14,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:14,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:14,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:14,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:14,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:14,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2021-06-06 09:29:14,553 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:14,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:14,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1322257352, now seen corresponding path program 9 times [2021-06-06 09:29:14,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:14,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897102] [2021-06-06 09:29:14,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:14,656 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:14,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897102] [2021-06-06 09:29:14,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897102] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:14,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2016852060] [2021-06-06 09:29:14,657 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 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 09:29:14,691 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 09:29:14,691 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:14,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 09:29:14,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:14,751 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:14,751 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2016852060] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:14,752 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:14,752 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-06 09:29:14,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732538401] [2021-06-06 09:29:14,752 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 09:29:14,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:14,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 09:29:14,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2021-06-06 09:29:14,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:14,753 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:14,753 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 09:29:14,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:14,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:14,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:14,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:14,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:14,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:14,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:14,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:14,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:14,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:14,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:14,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:14,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:14,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:14,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:14,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:14,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:15,084 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:15,085 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:15,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:15,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1134083623, now seen corresponding path program 10 times [2021-06-06 09:29:15,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:15,085 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689824207] [2021-06-06 09:29:15,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:15,301 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:15,301 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:15,301 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689824207] [2021-06-06 09:29:15,301 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689824207] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:15,301 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339552133] [2021-06-06 09:29:15,301 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 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 09:29:15,328 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:29:15,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:15,329 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-06 09:29:15,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:15,872 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-06 09:29:15,874 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:15,874 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 09:29:18,042 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:18,043 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:18,044 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:18,044 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-06 09:29:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:18,051 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1339552133] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:18,051 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:18,051 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-06 09:29:18,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750372683] [2021-06-06 09:29:18,051 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 09:29:18,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:18,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 09:29:18,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-06-06 09:29:18,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:18,053 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:18,053 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 09:29:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:18,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:18,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:18,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:18,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:29:18,646 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-06-06 09:29:18,646 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:18,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:18,647 INFO L82 PathProgramCache]: Analyzing trace with hash -976240749, now seen corresponding path program 11 times [2021-06-06 09:29:18,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:18,647 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413106820] [2021-06-06 09:29:18,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:18,858 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:18,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413106820] [2021-06-06 09:29:18,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413106820] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:18,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625322073] [2021-06-06 09:29:18,858 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 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 09:29:18,895 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 09:29:18,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:18,897 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 09:29:18,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:19,472 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-06-06 09:29:19,473 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:19,473 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 09:29:20,594 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-06-06 09:29:21,488 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 192 [2021-06-06 09:29:21,599 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-06-06 09:29:21,740 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-06-06 09:29:22,021 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 09:29:22,303 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 09:29:22,615 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-06-06 09:29:23,004 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-06-06 09:29:23,741 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 09:29:23,890 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 09:29:24,070 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-06-06 09:29:25,108 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:25,109 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:25,109 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:25,109 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-06-06 09:29:25,115 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:25,115 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625322073] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:25,115 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:25,115 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-06 09:29:25,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776846595] [2021-06-06 09:29:25,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 09:29:25,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:25,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 09:29:25,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-06-06 09:29:25,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:25,117 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:25,117 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 30 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 09:29:25,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:25,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:25,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:29:25,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:25,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:25,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:25,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:25,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:25,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:25,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:25,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:25,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:25,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:25,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:25,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:29:25,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:25,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable440,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:25,701 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:25,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:25,701 INFO L82 PathProgramCache]: Analyzing trace with hash -378078951, now seen corresponding path program 12 times [2021-06-06 09:29:25,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:25,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740270134] [2021-06-06 09:29:25,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:25,832 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:25,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:25,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740270134] [2021-06-06 09:29:25,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740270134] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:25,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810772867] [2021-06-06 09:29:25,832 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 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 09:29:25,864 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 09:29:25,864 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:25,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-06 09:29:25,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:25,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810772867] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:25,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:25,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-06-06 09:29:25,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755216217] [2021-06-06 09:29:25,937 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 09:29:25,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:25,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 09:29:25,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-06-06 09:29:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:25,938 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:25,938 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.5) internal successors, (27), 17 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 09:29:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:26,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:29:26,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:26,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:29:26,352 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable900,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:26,353 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:26,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:26,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1990065832, now seen corresponding path program 13 times [2021-06-06 09:29:26,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:26,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204384686] [2021-06-06 09:29:26,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:26,608 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:26,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204384686] [2021-06-06 09:29:26,608 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204384686] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:26,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204701090] [2021-06-06 09:29:26,608 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:26,640 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-06 09:29:26,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:27,355 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 09:29:27,355 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:27,356 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 09:29:28,454 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-06-06 09:29:28,657 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 09:29:28,826 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 09:29:29,021 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-06-06 09:29:29,391 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-06-06 09:29:29,600 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-06-06 09:29:29,834 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-06-06 09:29:30,029 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-06-06 09:29:30,170 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 235 [2021-06-06 09:29:30,528 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-06-06 09:29:31,358 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-06-06 09:29:31,589 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-06-06 09:29:31,700 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-06-06 09:29:32,899 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-06-06 09:29:33,334 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-06-06 09:29:33,526 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-06-06 09:29:34,446 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-06-06 09:29:34,950 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-06-06 09:29:35,416 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-06-06 09:29:35,678 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-06-06 09:29:36,410 WARN L205 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 09:29:37,158 WARN L205 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 09:29:37,983 WARN L205 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-06-06 09:29:38,958 WARN L205 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-06-06 09:29:39,141 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-06-06 09:29:39,996 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-06-06 09:29:40,340 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-06-06 09:29:40,737 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-06-06 09:29:41,203 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 09:29:41,670 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 09:29:42,195 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-06-06 09:29:42,737 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-06-06 09:29:42,973 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-06-06 09:29:43,170 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-06-06 09:29:43,366 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-06-06 09:29:44,080 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-06-06 09:29:44,703 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-06-06 09:29:44,976 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-06-06 09:29:45,711 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-06-06 09:29:46,171 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-06-06 09:29:46,669 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-06-06 09:29:47,760 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-06-06 09:29:48,662 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-06-06 09:29:49,856 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-06-06 09:29:50,863 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 09:29:51,861 WARN L205 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 09:29:52,921 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-06-06 09:29:53,075 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-06-06 09:29:53,394 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-06-06 09:29:54,165 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-06-06 09:29:54,337 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 09:29:54,494 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 09:29:54,663 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-06-06 09:29:54,828 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-06-06 09:29:55,149 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:55,151 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:55,151 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:55,151 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-06 09:29:55,157 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:55,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204701090] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:55,157 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:55,158 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2021-06-06 09:29:55,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123678711] [2021-06-06 09:29:55,159 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 09:29:55,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:55,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 09:29:55,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1241, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 09:29:55,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:55,162 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:55,163 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 36 states have internal predecessors, (45), 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 09:29:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:29:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:55,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:55,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:55,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:55,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:29:55,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 09:29:55,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 09:29:55,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable901,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:55,885 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:55,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:55,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1297936046, now seen corresponding path program 14 times [2021-06-06 09:29:55,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:55,885 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108615681] [2021-06-06 09:29:55,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:56,116 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:56,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108615681] [2021-06-06 09:29:56,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108615681] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:56,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1020087543] [2021-06-06 09:29:56,116 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:56,145 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:29:56,145 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:56,146 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-06 09:29:56,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:56,932 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-06-06 09:29:56,932 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:56,933 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 09:29:58,164 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-06-06 09:29:58,318 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-06-06 09:29:58,511 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-06-06 09:29:59,742 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-06-06 09:29:59,922 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-06-06 09:30:00,155 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-06-06 09:30:00,659 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-06-06 09:30:01,181 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-06-06 09:30:01,808 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-06-06 09:30:02,561 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-06-06 09:30:03,419 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 09:30:04,248 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 09:30:05,262 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-06-06 09:30:07,496 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-06-06 09:30:09,138 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-06-06 09:30:10,150 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-06-06 09:30:11,666 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-06-06 09:30:12,459 WARN L205 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-06-06 09:30:12,777 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-06-06 09:30:13,658 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-06-06 09:30:13,765 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-06-06 09:30:13,901 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 09:30:14,891 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-06-06 09:30:15,070 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-06-06 09:30:15,257 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-06-06 09:30:16,067 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-06-06 09:30:16,371 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-06-06 09:30:16,757 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-06-06 09:30:17,879 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-06-06 09:30:18,043 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-06-06 09:30:18,551 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-06-06 09:30:19,017 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-06-06 09:30:19,178 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-06-06 09:30:19,384 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-06-06 09:30:19,543 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-06-06 09:30:20,141 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-06-06 09:30:20,414 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-06-06 09:30:20,552 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-06-06 09:30:20,702 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-06-06 09:30:20,856 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-06-06 09:30:22,040 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-06-06 09:30:22,200 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-06-06 09:30:22,453 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-06-06 09:30:22,773 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-06-06 09:30:24,070 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-06-06 09:30:24,217 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-06-06 09:30:24,672 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-06-06 09:30:25,664 WARN L205 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-06-06 09:30:27,059 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-06-06 09:30:27,219 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-06-06 09:30:27,414 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-06-06 09:30:27,562 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-06-06 09:30:28,351 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-06-06 09:30:28,512 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-06-06 09:30:29,756 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-06-06 09:30:29,987 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-06-06 09:30:31,104 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-06-06 09:30:31,294 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-06-06 09:30:31,761 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-06-06 09:30:32,360 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-06-06 09:30:33,062 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-06-06 09:30:34,407 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-06-06 09:30:34,556 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-06-06 09:30:34,777 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-06-06 09:30:35,046 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-06-06 09:30:35,737 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-06-06 09:30:36,189 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-06-06 09:30:36,419 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-06-06 09:30:37,262 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-06-06 09:30:37,622 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-06-06 09:30:38,549 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-06-06 09:30:38,707 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-06-06 09:30:39,324 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-06-06 09:30:40,051 WARN L205 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-06-06 09:30:41,288 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-06-06 09:30:43,324 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-06-06 09:30:44,301 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-06-06 09:30:44,467 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-06-06 09:30:45,086 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-06-06 09:30:45,760 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-06-06 09:30:46,106 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-06-06 09:30:46,238 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 09:30:46,999 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 212 [2021-06-06 09:30:47,164 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-06-06 09:30:47,967 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-06-06 09:30:48,153 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-06-06 09:30:48,551 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-06-06 09:30:49,529 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-06-06 09:30:50,527 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-06-06 09:30:50,763 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-06-06 09:30:51,287 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-06-06 09:30:51,704 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-06-06 09:30:52,132 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-06-06 09:30:53,038 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-06-06 09:30:53,361 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-06-06 09:30:54,157 WARN L205 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-06-06 09:30:55,132 WARN L205 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-06-06 09:30:56,599 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-06-06 09:30:58,859 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-06-06 09:31:03,546 WARN L205 SmtUtils]: Spent 4.68 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-06-06 09:31:09,842 WARN L205 SmtUtils]: Spent 6.29 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-06-06 09:31:17,695 WARN L205 SmtUtils]: Spent 7.84 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-06-06 09:31:26,940 WARN L205 SmtUtils]: Spent 9.23 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-06-06 09:31:28,183 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-06-06 09:31:28,989 WARN L205 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-06-06 09:31:29,150 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-06-06 09:31:29,380 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-06-06 09:31:30,577 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-06-06 09:31:31,036 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-06-06 09:31:31,655 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 09:31:31,773 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 09:31:32,670 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-06-06 09:31:32,904 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 09:31:33,142 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 09:31:33,576 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-06-06 09:31:34,310 WARN L205 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-06-06 09:31:35,004 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-06-06 09:31:35,179 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-06-06 09:31:36,009 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-06-06 09:31:36,238 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-06-06 09:31:36,675 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-06-06 09:31:37,916 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-06-06 09:31:39,400 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-06-06 09:31:39,672 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-06-06 09:31:39,815 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-06-06 09:31:39,938 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-06-06 09:31:40,163 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-06-06 09:31:40,781 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-06-06 09:31:41,049 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-06-06 09:31:41,609 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-06-06 09:31:42,122 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-06-06 09:31:42,678 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-06-06 09:31:43,567 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-06-06 09:31:43,932 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-06-06 09:31:44,700 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-06-06 09:31:45,339 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-06-06 09:31:45,483 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-06-06 09:31:45,726 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-06-06 09:31:46,953 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-06-06 09:31:47,483 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-06-06 09:31:47,830 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-06-06 09:31:49,017 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-06-06 09:31:50,418 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-06-06 09:31:53,531 WARN L205 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-06-06 09:31:53,788 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-06-06 09:31:53,894 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-06-06 09:31:54,703 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-06-06 09:31:55,580 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-06-06 09:31:55,771 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-06-06 09:31:55,972 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-06-06 09:31:56,146 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-06-06 09:31:56,486 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-06-06 09:31:56,828 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-06-06 09:31:56,996 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-06-06 09:31:57,267 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-06-06 09:31:57,705 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-06-06 09:31:57,888 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-06-06 09:31:58,125 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-06-06 09:31:58,256 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-06-06 09:31:58,846 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-06-06 09:31:59,209 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-06-06 09:31:59,382 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-06-06 09:31:59,645 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-06-06 09:32:00,030 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-06-06 09:32:00,618 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-06-06 09:32:00,755 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-06-06 09:32:01,679 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-06-06 09:32:02,593 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-06-06 09:32:02,796 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 09:32:03,009 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 09:32:03,338 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-06-06 09:32:03,819 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-06-06 09:32:04,748 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-06-06 09:32:04,991 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-06-06 09:32:05,462 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-06-06 09:32:06,632 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-06-06 09:32:11,643 WARN L205 SmtUtils]: Spent 5.00 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-06-06 09:32:17,263 WARN L205 SmtUtils]: Spent 5.61 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-06-06 09:32:24,280 WARN L205 SmtUtils]: Spent 7.00 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-06-06 09:32:32,654 WARN L205 SmtUtils]: Spent 8.36 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-06-06 09:32:33,595 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-06-06 09:32:34,404 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-06-06 09:32:34,557 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-06-06 09:32:35,555 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-06-06 09:32:35,699 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-06-06 09:32:35,868 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-06-06 09:32:36,144 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-06-06 09:32:36,982 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-06-06 09:32:37,475 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-06-06 09:32:38,169 WARN L205 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-06-06 09:32:38,977 WARN L205 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-06-06 09:32:40,600 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-06-06 09:32:40,739 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-06-06 09:32:40,953 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-06-06 09:32:41,652 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-06-06 09:32:42,380 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-06-06 09:32:42,751 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-06-06 09:32:43,278 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-06-06 09:32:44,761 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-06-06 09:32:46,350 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-06-06 09:32:48,186 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-06-06 09:32:59,696 WARN L205 SmtUtils]: Spent 11.50 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-06-06 09:33:21,894 WARN L205 SmtUtils]: Spent 22.18 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-06-06 09:33:46,882 WARN L205 SmtUtils]: Spent 24.96 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-06-06 09:33:48,005 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-06-06 09:33:48,155 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-06-06 09:33:49,498 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-06-06 09:33:49,696 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-06-06 09:33:50,098 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-06-06 09:33:50,578 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-06-06 09:34:18,927 WARN L205 SmtUtils]: Spent 28.33 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-06-06 09:34:51,077 WARN L205 SmtUtils]: Spent 32.12 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 09:35:23,374 WARN L205 SmtUtils]: Spent 32.26 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 09:35:59,419 WARN L205 SmtUtils]: Spent 36.02 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-06-06 09:36:53,592 WARN L205 SmtUtils]: Spent 54.14 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-06-06 09:37:47,467 WARN L205 SmtUtils]: Spent 53.83 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-06-06 09:38:43,997 WARN L205 SmtUtils]: Spent 56.50 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-06-06 09:38:51,247 WARN L205 SmtUtils]: Spent 7.22 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-06-06 09:39:03,758 WARN L205 SmtUtils]: Spent 12.50 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-06-06 09:39:04,019 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-06-06 09:39:12,134 WARN L205 SmtUtils]: Spent 8.11 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-06-06 09:39:12,636 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-06-06 09:39:12,999 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-06-06 09:39:17,561 WARN L205 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-06-06 09:39:17,676 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-06-06 09:39:17,780 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-06-06 09:39:18,819 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-06-06 09:39:19,257 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-06-06 09:39:19,538 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-06-06 09:39:20,588 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-06-06 09:39:21,156 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-06-06 09:39:21,494 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-06-06 09:39:22,541 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-06-06 09:39:22,794 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-06-06 09:39:23,151 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-06-06 09:39:23,619 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-06-06 09:39:24,668 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-06-06 09:39:24,881 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-06-06 09:39:26,135 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-06-06 09:39:26,303 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-06-06 09:39:26,784 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-06-06 09:39:27,130 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-06-06 09:39:28,799 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-06-06 09:39:29,222 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-06-06 09:39:29,494 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-06-06 09:39:29,853 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-06-06 09:39:30,690 WARN L205 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-06-06 09:39:32,759 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-06-06 09:39:35,289 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-06-06 09:39:38,263 WARN L205 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-06-06 09:39:43,345 WARN L205 SmtUtils]: Spent 5.07 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-06-06 09:39:43,707 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-06-06 09:39:43,911 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-06-06 09:39:45,184 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-06-06 09:39:45,418 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-06-06 09:39:45,761 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-06-06 09:39:51,342 WARN L205 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-06-06 09:39:51,924 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-06-06 09:39:52,616 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-06-06 09:39:52,759 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-06-06 09:39:52,976 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-06-06 09:39:53,771 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-06-06 09:39:53,911 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-06-06 09:39:54,661 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-06-06 09:39:54,850 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-06-06 09:39:55,199 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-06-06 09:39:55,809 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-06-06 09:39:56,611 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-06-06 09:40:03,770 WARN L205 SmtUtils]: Spent 7.15 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-06-06 09:40:12,105 WARN L205 SmtUtils]: Spent 8.32 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-06-06 09:40:28,926 WARN L205 SmtUtils]: Spent 16.79 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-06-06 09:40:54,071 WARN L205 SmtUtils]: Spent 25.11 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-06-06 09:42:03,222 WARN L205 SmtUtils]: Spent 1.15 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-06-06 09:42:20,659 WARN L205 SmtUtils]: Spent 17.42 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-06-06 09:42:21,072 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-06-06 09:42:21,292 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-06-06 09:42:22,359 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-06-06 09:42:22,601 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-06-06 09:42:22,738 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-06-06 09:42:23,523 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-06-06 09:42:23,735 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-06-06 09:42:24,020 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-06-06 09:42:24,800 WARN L205 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-06-06 09:42:25,473 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-06-06 09:42:42,086 WARN L205 SmtUtils]: Spent 16.60 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-06-06 09:42:49,118 WARN L205 SmtUtils]: Spent 7.02 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-06-06 09:42:53,729 WARN L205 SmtUtils]: Spent 4.60 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-06-06 09:42:54,015 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-06-06 09:42:54,263 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-06-06 09:42:54,502 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-06-06 09:42:54,613 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-06-06 09:42:55,625 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 223 [2021-06-06 09:42:55,867 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 267 [2021-06-06 09:42:56,107 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 332 [2021-06-06 09:42:56,218 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 562 [2021-06-06 09:42:56,425 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 481 [2021-06-06 09:42:57,209 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 266 [2021-06-06 09:42:57,415 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 321 [2021-06-06 09:42:57,927 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 444 [2021-06-06 09:42:58,583 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 484 [2021-06-06 09:42:59,388 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 563 [2021-06-06 09:42:59,641 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-06-06 09:42:59,862 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-06-06 09:43:01,159 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 262 [2021-06-06 09:43:01,341 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 298 [2021-06-06 09:43:01,584 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 342 [2021-06-06 09:43:02,753 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 210 [2021-06-06 09:43:02,887 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 247 [2021-06-06 09:43:03,064 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 281 [2021-06-06 09:43:03,348 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 352 [2021-06-06 09:43:03,922 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 494 [2021-06-06 09:43:04,638 WARN L205 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 574 [2021-06-06 09:43:05,558 WARN L205 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 659 [2021-06-06 09:43:07,478 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 1647 DAG size of output: 921 [2021-06-06 09:43:07,789 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 913 [2021-06-06 09:43:08,160 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 851 [2021-06-06 09:43:08,294 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2021-06-06 09:43:08,849 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 441 [2021-06-06 09:43:09,471 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 265 [2021-06-06 09:43:10,136 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 212 [2021-06-06 09:43:10,337 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 228 [2021-06-06 09:43:10,573 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 285 [2021-06-06 09:43:10,893 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 336 [2021-06-06 09:43:11,323 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 408 [2021-06-06 09:43:11,470 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 564 [2021-06-06 09:43:11,837 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 489 [2021-06-06 09:43:12,063 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 420 [2021-06-06 09:43:12,998 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 234 [2021-06-06 09:43:13,196 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 269 [2021-06-06 09:43:13,414 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 301 [2021-06-06 09:43:13,702 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 360 [2021-06-06 09:43:14,117 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 438 [2021-06-06 09:43:15,064 WARN L205 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 593 [2021-06-06 09:43:16,215 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1129 DAG size of output: 652 [2021-06-06 09:43:19,728 WARN L205 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 2503 DAG size of output: 1315 [2021-06-06 09:43:25,491 WARN L205 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 3337 DAG size of output: 1964 [2021-06-06 09:43:25,734 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 292 [2021-06-06 09:43:25,902 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 226 [2021-06-06 09:43:26,854 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 288 [2021-06-06 09:43:27,064 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 297 [2021-06-06 09:43:33,140 WARN L205 SmtUtils]: Spent 6.07 s on a formula simplification. DAG size of input: 3593 DAG size of output: 2151 Received shutdown request... [2021-06-06 09:43:41,020 WARN L205 SmtUtils]: Spent 7.87 s on a formula simplification. DAG size of input: 4090 DAG size of output: 2444 [2021-06-06 09:43:41,247 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2422 [2021-06-06 09:43:41,247 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 09:43:41,254 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 09:43:41,255 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 09:43:41,256 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 09:43:41 BasicIcfg [2021-06-06 09:43:41,256 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 09:43:41,256 INFO L168 Benchmark]: Toolchain (without parser) took 875708.18 ms. Allocated memory was 320.9 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 300.1 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-06-06 09:43:41,256 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 320.9 MB. Free memory is still 301.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:43:41,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.70 ms. Allocated memory is still 320.9 MB. Free memory was 300.1 MB in the beginning and 298.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:43:41,256 INFO L168 Benchmark]: Boogie Preprocessor took 13.09 ms. Allocated memory is still 320.9 MB. Free memory was 298.6 MB in the beginning and 297.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 09:43:41,256 INFO L168 Benchmark]: RCFGBuilder took 324.19 ms. Allocated memory is still 320.9 MB. Free memory was 297.6 MB in the beginning and 282.8 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-06 09:43:41,256 INFO L168 Benchmark]: TraceAbstraction took 875342.73 ms. Allocated memory was 320.9 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 282.3 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-06-06 09:43:41,257 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 0.12 ms. Allocated memory is still 320.9 MB. Free memory is still 301.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 23.70 ms. Allocated memory is still 320.9 MB. Free memory was 300.1 MB in the beginning and 298.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 13.09 ms. Allocated memory is still 320.9 MB. Free memory was 298.6 MB in the beginning and 297.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 324.19 ms. Allocated memory is still 320.9 MB. Free memory was 297.6 MB in the beginning and 282.8 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 875342.73 ms. Allocated memory was 320.9 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 282.3 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 527, positive: 357, positive conditional: 357, positive unconditional: 0, negative: 170, negative conditional: 170, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 357, positive: 357, positive conditional: 357, 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: 357, positive: 357, positive conditional: 0, positive unconditional: 357, 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: 357, positive: 352, positive conditional: 0, positive unconditional: 352, 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, 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: 170 - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 27 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: 875227.8ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.9ms, PartialOrderReductionTime: 2948.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 164, 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: 73.0ms SsaConstructionTime, 328.4ms SatisfiabilityAnalysisTime, 42725.8ms InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 519 ConstructedInterpolants, 0 QuantifiedInterpolants, 5601 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1065 ConjunctsInSsa, 395 ConjunctsInUnsatCore, 31 InterpolantComputations, 1 PerfectInterpolantSequences, 165/840 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