/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-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/poker-hand-subst.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-05 14:37:57,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 14:37:57,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 14:37:57,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-05 14:37:57,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 14:37:57,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 14:37:57,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 14:37:57,411 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-FA-NoLbe-Separate.epf [2021-06-05 14:37:57,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 14:37:57,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 14:37:57,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 14:37:57,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 14:37:57,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 14:37:57,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 14:37:57,450 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 14:37:57,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 14:37:57,450 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 14:37:57,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 14:37:57,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 14:37:57,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 14:37:57,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 14:37:57,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 14:37:57,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 14:37:57,452 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 14:37:57,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 14:37:57,452 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 14:37:57,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 14:37:57,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 14:37:57,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 14:37:57,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 14:37:57,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 14:37:57,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 14:37:57,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 14:37:57,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 14:37:57,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 14:37:57,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 14:37:57,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 14:37:57,454 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 14:37:57,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 14:37:57,454 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-06-05 14:37:57,455 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 14:37:57,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 14:37:57,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 14:37:57,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 14:37:57,820 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-05 14:37:57,821 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-05 14:37:57,822 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/poker-hand-subst.wvr.bpl [2021-06-05 14:37:57,822 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/poker-hand-subst.wvr.bpl' [2021-06-05 14:37:57,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 14:37:57,875 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-05 14:37:57,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 14:37:57,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 14:37:57,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 14:37:57,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 14:37:57,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 14:37:57,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 14:37:57,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 14:37:57,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/1) ... [2021-06-05 14:37:57,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 14:37:57,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 14:37:57,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 14:37:57,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 14:37:57,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (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 [2021-06-05 14:37:58,067 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-05 14:37:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-05 14:37:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-05 14:37:58,068 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-05 14:37:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-05 14:37:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-05 14:37:58,068 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-05 14:37:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 14:37:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 14:37:58,069 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-05 14:37:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-05 14:37:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-05 14:37:58,070 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 14:37:58,927 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 14:37:58,927 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-06-05 14:37:58,929 INFO L202 PluginConnector]: Adding new model poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 02:37:58 BoogieIcfgContainer [2021-06-05 14:37:58,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 14:37:58,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 14:37:58,932 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 14:37:58,934 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 14:37:58,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.06 02:37:57" (1/2) ... [2021-06-05 14:37:58,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33d24f6b and model type poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 02:37:58, skipping insertion in model container [2021-06-05 14:37:58,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "poker-hand-subst.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 02:37:58" (2/2) ... [2021-06-05 14:37:58,940 INFO L111 eAbstractionObserver]: Analyzing ICFG poker-hand-subst.wvr.bpl [2021-06-05 14:37:58,946 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 14:37:58,947 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 14:37:58,947 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-05 14:37:58,947 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 14:37:58,990 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-05 14:37:59,010 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-06-05 14:37:59,035 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 14:37:59,035 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 14:37:59,035 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 14:37:59,035 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 14:37:59,035 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 14:37:59,035 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 14:37:59,035 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 14:37:59,035 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 14:37:59,044 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 37 transitions, 98 flow [2021-06-05 14:37:59,070 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 191 states, 189 states have (on average 4.455026455026455) internal successors, (842), 190 states have internal predecessors, (842), 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) [2021-06-05 14:37:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand has 191 states, 189 states have (on average 4.455026455026455) internal successors, (842), 190 states have internal predecessors, (842), 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) [2021-06-05 14:37:59,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 14:37:59,087 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:37:59,088 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:37:59,088 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:37:59,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:37:59,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1233644461, now seen corresponding path program 1 times [2021-06-05 14:37:59,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:37:59,101 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209344686] [2021-06-05 14:37:59,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:37:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:37:59,555 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-06-05 14:37:59,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:37:59,770 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:37:59,771 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209344686] [2021-06-05 14:37:59,771 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209344686] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:37:59,771 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:37:59,772 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:37:59,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115272573] [2021-06-05 14:37:59,776 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:37:59,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:37:59,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:37:59,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:37:59,793 INFO L87 Difference]: Start difference. First operand has 191 states, 189 states have (on average 4.455026455026455) internal successors, (842), 190 states have internal predecessors, (842), 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) Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:37:59,919 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-06-05 14:38:00,109 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-06-05 14:38:00,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:00,445 INFO L93 Difference]: Finished difference Result 643 states and 2716 transitions. [2021-06-05 14:38:00,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 14:38:00,446 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-06-05 14:38:00,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:00,462 INFO L225 Difference]: With dead ends: 643 [2021-06-05 14:38:00,462 INFO L226 Difference]: Without dead ends: 628 [2021-06-05 14:38:00,463 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 624.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 14:38:00,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2021-06-05 14:38:00,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 197. [2021-06-05 14:38:00,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 196 states have (on average 4.459183673469388) internal successors, (874), 196 states have internal predecessors, (874), 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) [2021-06-05 14:38:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 874 transitions. [2021-06-05 14:38:00,560 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 874 transitions. Word has length 14 [2021-06-05 14:38:00,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:00,561 INFO L482 AbstractCegarLoop]: Abstraction has 197 states and 874 transitions. [2021-06-05 14:38:00,561 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:00,561 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 874 transitions. [2021-06-05 14:38:00,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 14:38:00,564 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:00,564 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:00,564 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 14:38:00,564 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:00,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:00,565 INFO L82 PathProgramCache]: Analyzing trace with hash 2024028845, now seen corresponding path program 2 times [2021-06-05 14:38:00,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:00,565 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824385415] [2021-06-05 14:38:00,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:00,990 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2021-06-05 14:38:01,371 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 87 [2021-06-05 14:38:01,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:01,442 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:01,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824385415] [2021-06-05 14:38:01,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824385415] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:01,443 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:01,443 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:01,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16382507] [2021-06-05 14:38:01,444 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:01,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:01,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:01,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:01,445 INFO L87 Difference]: Start difference. First operand 197 states and 874 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:01,696 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-06-05 14:38:02,027 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2021-06-05 14:38:02,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:02,095 INFO L93 Difference]: Finished difference Result 478 states and 1888 transitions. [2021-06-05 14:38:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:02,095 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-06-05 14:38:02,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:02,100 INFO L225 Difference]: With dead ends: 478 [2021-06-05 14:38:02,100 INFO L226 Difference]: Without dead ends: 463 [2021-06-05 14:38:02,100 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 959.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:02,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2021-06-05 14:38:02,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 227. [2021-06-05 14:38:02,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 226 states have (on average 4.300884955752212) internal successors, (972), 226 states have internal predecessors, (972), 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) [2021-06-05 14:38:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 972 transitions. [2021-06-05 14:38:02,117 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 972 transitions. Word has length 14 [2021-06-05 14:38:02,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:02,117 INFO L482 AbstractCegarLoop]: Abstraction has 227 states and 972 transitions. [2021-06-05 14:38:02,117 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 972 transitions. [2021-06-05 14:38:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 14:38:02,120 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:02,120 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:02,120 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 14:38:02,120 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:02,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:02,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1840634711, now seen corresponding path program 3 times [2021-06-05 14:38:02,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:02,121 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807441419] [2021-06-05 14:38:02,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:02,471 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 70 [2021-06-05 14:38:02,635 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2021-06-05 14:38:03,040 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 81 [2021-06-05 14:38:03,181 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 24 [2021-06-05 14:38:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:03,183 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:03,184 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807441419] [2021-06-05 14:38:03,184 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807441419] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:03,184 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:03,184 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:03,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295206093] [2021-06-05 14:38:03,184 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:03,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:03,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:03,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:03,185 INFO L87 Difference]: Start difference. First operand 227 states and 972 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:03,642 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2021-06-05 14:38:03,980 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 115 [2021-06-05 14:38:04,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:04,140 INFO L93 Difference]: Finished difference Result 506 states and 2014 transitions. [2021-06-05 14:38:04,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:04,141 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-06-05 14:38:04,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:04,144 INFO L225 Difference]: With dead ends: 506 [2021-06-05 14:38:04,144 INFO L226 Difference]: Without dead ends: 491 [2021-06-05 14:38:04,144 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1410.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:04,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2021-06-05 14:38:04,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 234. [2021-06-05 14:38:04,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 233 states have (on average 4.309012875536481) internal successors, (1004), 233 states have internal predecessors, (1004), 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) [2021-06-05 14:38:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 1004 transitions. [2021-06-05 14:38:04,169 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 1004 transitions. Word has length 14 [2021-06-05 14:38:04,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:04,169 INFO L482 AbstractCegarLoop]: Abstraction has 234 states and 1004 transitions. [2021-06-05 14:38:04,169 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 1004 transitions. [2021-06-05 14:38:04,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 14:38:04,174 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:04,174 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:04,174 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 14:38:04,174 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:04,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:04,175 INFO L82 PathProgramCache]: Analyzing trace with hash -867555397, now seen corresponding path program 4 times [2021-06-05 14:38:04,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:04,175 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319530825] [2021-06-05 14:38:04,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:04,793 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 64 [2021-06-05 14:38:04,904 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 131 [2021-06-05 14:38:05,350 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 98 [2021-06-05 14:38:05,482 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 22 [2021-06-05 14:38:05,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:05,484 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:05,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319530825] [2021-06-05 14:38:05,484 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319530825] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:05,484 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:05,484 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:05,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377098029] [2021-06-05 14:38:05,485 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:05,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:05,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:05,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:05,486 INFO L87 Difference]: Start difference. First operand 234 states and 1004 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:05,931 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 129 [2021-06-05 14:38:06,282 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-06-05 14:38:06,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:06,397 INFO L93 Difference]: Finished difference Result 526 states and 2085 transitions. [2021-06-05 14:38:06,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:06,398 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-06-05 14:38:06,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:06,401 INFO L225 Difference]: With dead ends: 526 [2021-06-05 14:38:06,402 INFO L226 Difference]: Without dead ends: 511 [2021-06-05 14:38:06,402 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1701.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:06,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2021-06-05 14:38:06,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 240. [2021-06-05 14:38:06,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 4.2803347280334725) internal successors, (1023), 239 states have internal predecessors, (1023), 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) [2021-06-05 14:38:06,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 1023 transitions. [2021-06-05 14:38:06,414 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 1023 transitions. Word has length 14 [2021-06-05 14:38:06,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:06,415 INFO L482 AbstractCegarLoop]: Abstraction has 240 states and 1023 transitions. [2021-06-05 14:38:06,415 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:06,415 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 1023 transitions. [2021-06-05 14:38:06,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 14:38:06,417 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:06,417 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:06,417 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 14:38:06,417 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:06,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:06,417 INFO L82 PathProgramCache]: Analyzing trace with hash 922889575, now seen corresponding path program 5 times [2021-06-05 14:38:06,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:06,418 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31859882] [2021-06-05 14:38:06,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:06,759 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:06,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31859882] [2021-06-05 14:38:06,759 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31859882] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:06,759 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:06,759 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:06,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914036152] [2021-06-05 14:38:06,760 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:06,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:06,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:06,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:06,760 INFO L87 Difference]: Start difference. First operand 240 states and 1023 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:07,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:07,163 INFO L93 Difference]: Finished difference Result 697 states and 2896 transitions. [2021-06-05 14:38:07,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 14:38:07,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-06-05 14:38:07,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:07,169 INFO L225 Difference]: With dead ends: 697 [2021-06-05 14:38:07,169 INFO L226 Difference]: Without dead ends: 682 [2021-06-05 14:38:07,169 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 408.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 14:38:07,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2021-06-05 14:38:07,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 242. [2021-06-05 14:38:07,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 241 states have (on average 4.2987551867219915) internal successors, (1036), 241 states have internal predecessors, (1036), 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) [2021-06-05 14:38:07,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 1036 transitions. [2021-06-05 14:38:07,184 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 1036 transitions. Word has length 14 [2021-06-05 14:38:07,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:07,185 INFO L482 AbstractCegarLoop]: Abstraction has 242 states and 1036 transitions. [2021-06-05 14:38:07,185 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:07,185 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1036 transitions. [2021-06-05 14:38:07,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-06-05 14:38:07,186 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:07,186 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:07,186 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 14:38:07,186 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:07,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:07,187 INFO L82 PathProgramCache]: Analyzing trace with hash 594755113, now seen corresponding path program 6 times [2021-06-05 14:38:07,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:07,188 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830282425] [2021-06-05 14:38:07,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:07,484 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 80 [2021-06-05 14:38:07,784 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 85 [2021-06-05 14:38:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:07,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:07,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830282425] [2021-06-05 14:38:07,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830282425] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:07,833 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:07,833 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:07,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898159361] [2021-06-05 14:38:07,833 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:07,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:07,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:07,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:07,834 INFO L87 Difference]: Start difference. First operand 242 states and 1036 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:08,056 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-06-05 14:38:08,268 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-06-05 14:38:08,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,347 INFO L93 Difference]: Finished difference Result 505 states and 1974 transitions. [2021-06-05 14:38:08,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:08,348 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-06-05 14:38:08,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,351 INFO L225 Difference]: With dead ends: 505 [2021-06-05 14:38:08,351 INFO L226 Difference]: Without dead ends: 490 [2021-06-05 14:38:08,352 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 851.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:08,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2021-06-05 14:38:08,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 263. [2021-06-05 14:38:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 262 states have (on average 4.198473282442748) internal successors, (1100), 262 states have internal predecessors, (1100), 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) [2021-06-05 14:38:08,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 1100 transitions. [2021-06-05 14:38:08,363 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 1100 transitions. Word has length 14 [2021-06-05 14:38:08,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,363 INFO L482 AbstractCegarLoop]: Abstraction has 263 states and 1100 transitions. [2021-06-05 14:38:08,363 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:08,363 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 1100 transitions. [2021-06-05 14:38:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 14:38:08,364 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,364 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,365 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 14:38:08,365 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1067380313, now seen corresponding path program 1 times [2021-06-05 14:38:08,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,366 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008546088] [2021-06-05 14:38:08,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:08,379 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,379 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008546088] [2021-06-05 14:38:08,379 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008546088] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,380 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,380 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 14:38:08,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257377887] [2021-06-05 14:38:08,380 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 14:38:08,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 14:38:08,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,381 INFO L87 Difference]: Start difference. First operand 263 states and 1100 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,386 INFO L93 Difference]: Finished difference Result 303 states and 1256 transitions. [2021-06-05 14:38:08,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 14:38:08,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) Word has length 15 [2021-06-05 14:38:08,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,389 INFO L225 Difference]: With dead ends: 303 [2021-06-05 14:38:08,389 INFO L226 Difference]: Without dead ends: 303 [2021-06-05 14:38:08,389 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-06-05 14:38:08,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 303. [2021-06-05 14:38:08,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 302 states have (on average 4.158940397350993) internal successors, (1256), 302 states have internal predecessors, (1256), 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) [2021-06-05 14:38:08,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 1256 transitions. [2021-06-05 14:38:08,399 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 1256 transitions. Word has length 15 [2021-06-05 14:38:08,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,399 INFO L482 AbstractCegarLoop]: Abstraction has 303 states and 1256 transitions. [2021-06-05 14:38:08,400 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,400 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1256 transitions. [2021-06-05 14:38:08,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 14:38:08,401 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,401 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,401 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 14:38:08,401 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,402 INFO L82 PathProgramCache]: Analyzing trace with hash 1654834201, now seen corresponding path program 1 times [2021-06-05 14:38:08,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,402 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113704798] [2021-06-05 14:38:08,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:08,414 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,414 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113704798] [2021-06-05 14:38:08,414 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113704798] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,414 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,414 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 14:38:08,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68394747] [2021-06-05 14:38:08,415 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 14:38:08,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 14:38:08,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,415 INFO L87 Difference]: Start difference. First operand 303 states and 1256 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,421 INFO L93 Difference]: Finished difference Result 343 states and 1412 transitions. [2021-06-05 14:38:08,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 14:38:08,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) Word has length 15 [2021-06-05 14:38:08,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,424 INFO L225 Difference]: With dead ends: 343 [2021-06-05 14:38:08,424 INFO L226 Difference]: Without dead ends: 343 [2021-06-05 14:38:08,424 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2021-06-05 14:38:08,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 343. [2021-06-05 14:38:08,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343 states, 342 states have (on average 4.128654970760234) internal successors, (1412), 342 states have internal predecessors, (1412), 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) [2021-06-05 14:38:08,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 1412 transitions. [2021-06-05 14:38:08,435 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 1412 transitions. Word has length 15 [2021-06-05 14:38:08,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,435 INFO L482 AbstractCegarLoop]: Abstraction has 343 states and 1412 transitions. [2021-06-05 14:38:08,435 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,435 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 1412 transitions. [2021-06-05 14:38:08,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 14:38:08,436 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,436 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,436 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 14:38:08,437 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,437 INFO L82 PathProgramCache]: Analyzing trace with hash -2109293491, now seen corresponding path program 1 times [2021-06-05 14:38:08,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,437 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081147378] [2021-06-05 14:38:08,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:08,466 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,466 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081147378] [2021-06-05 14:38:08,466 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081147378] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,466 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,466 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 14:38:08,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024423988] [2021-06-05 14:38:08,467 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 14:38:08,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 14:38:08,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,471 INFO L87 Difference]: Start difference. First operand 343 states and 1412 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,478 INFO L93 Difference]: Finished difference Result 386 states and 1566 transitions. [2021-06-05 14:38:08,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 14:38:08,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) Word has length 15 [2021-06-05 14:38:08,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,486 INFO L225 Difference]: With dead ends: 386 [2021-06-05 14:38:08,486 INFO L226 Difference]: Without dead ends: 386 [2021-06-05 14:38:08,487 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-06-05 14:38:08,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 386. [2021-06-05 14:38:08,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 385 states have (on average 4.067532467532468) internal successors, (1566), 385 states have internal predecessors, (1566), 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) [2021-06-05 14:38:08,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 1566 transitions. [2021-06-05 14:38:08,498 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 1566 transitions. Word has length 15 [2021-06-05 14:38:08,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,498 INFO L482 AbstractCegarLoop]: Abstraction has 386 states and 1566 transitions. [2021-06-05 14:38:08,498 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,499 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1566 transitions. [2021-06-05 14:38:08,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 14:38:08,500 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,500 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,500 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 14:38:08,500 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1748926659, now seen corresponding path program 1 times [2021-06-05 14:38:08,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,501 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429294020] [2021-06-05 14:38:08,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:08,515 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,515 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429294020] [2021-06-05 14:38:08,515 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429294020] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,516 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,516 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 14:38:08,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628465306] [2021-06-05 14:38:08,516 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 14:38:08,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 14:38:08,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,517 INFO L87 Difference]: Start difference. First operand 386 states and 1566 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,524 INFO L93 Difference]: Finished difference Result 439 states and 1766 transitions. [2021-06-05 14:38:08,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 14:38:08,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) Word has length 15 [2021-06-05 14:38:08,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,528 INFO L225 Difference]: With dead ends: 439 [2021-06-05 14:38:08,528 INFO L226 Difference]: Without dead ends: 439 [2021-06-05 14:38:08,528 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2021-06-05 14:38:08,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2021-06-05 14:38:08,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 438 states have (on average 4.031963470319635) internal successors, (1766), 438 states have internal predecessors, (1766), 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) [2021-06-05 14:38:08,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 1766 transitions. [2021-06-05 14:38:08,540 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 1766 transitions. Word has length 15 [2021-06-05 14:38:08,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,541 INFO L482 AbstractCegarLoop]: Abstraction has 439 states and 1766 transitions. [2021-06-05 14:38:08,541 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,541 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1766 transitions. [2021-06-05 14:38:08,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 14:38:08,542 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,542 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,542 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 14:38:08,543 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,543 INFO L82 PathProgramCache]: Analyzing trace with hash 181705837, now seen corresponding path program 1 times [2021-06-05 14:38:08,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507171973] [2021-06-05 14:38:08,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:08,561 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,561 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507171973] [2021-06-05 14:38:08,561 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507171973] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,561 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,561 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 14:38:08,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366791878] [2021-06-05 14:38:08,563 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 14:38:08,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 14:38:08,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,564 INFO L87 Difference]: Start difference. First operand 439 states and 1766 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,571 INFO L93 Difference]: Finished difference Result 489 states and 1957 transitions. [2021-06-05 14:38:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 14:38:08,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) Word has length 15 [2021-06-05 14:38:08,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,574 INFO L225 Difference]: With dead ends: 489 [2021-06-05 14:38:08,574 INFO L226 Difference]: Without dead ends: 489 [2021-06-05 14:38:08,575 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2021-06-05 14:38:08,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 489. [2021-06-05 14:38:08,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 489 states, 488 states have (on average 4.010245901639344) internal successors, (1957), 488 states have internal predecessors, (1957), 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) [2021-06-05 14:38:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 1957 transitions. [2021-06-05 14:38:08,590 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 1957 transitions. Word has length 15 [2021-06-05 14:38:08,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,592 INFO L482 AbstractCegarLoop]: Abstraction has 489 states and 1957 transitions. [2021-06-05 14:38:08,592 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,592 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1957 transitions. [2021-06-05 14:38:08,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-06-05 14:38:08,593 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,593 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,594 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 14:38:08,594 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,594 INFO L82 PathProgramCache]: Analyzing trace with hash 542072669, now seen corresponding path program 1 times [2021-06-05 14:38:08,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,594 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019539507] [2021-06-05 14:38:08,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:08,608 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019539507] [2021-06-05 14:38:08,608 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019539507] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,608 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,608 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 14:38:08,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118840749] [2021-06-05 14:38:08,608 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 14:38:08,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 14:38:08,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,609 INFO L87 Difference]: Start difference. First operand 489 states and 1957 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,616 INFO L93 Difference]: Finished difference Result 549 states and 2181 transitions. [2021-06-05 14:38:08,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 14:38:08,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) Word has length 15 [2021-06-05 14:38:08,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,620 INFO L225 Difference]: With dead ends: 549 [2021-06-05 14:38:08,620 INFO L226 Difference]: Without dead ends: 549 [2021-06-05 14:38:08,620 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 14:38:08,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-06-05 14:38:08,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 549. [2021-06-05 14:38:08,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 548 states have (on average 3.97992700729927) internal successors, (2181), 548 states have internal predecessors, (2181), 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) [2021-06-05 14:38:08,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 2181 transitions. [2021-06-05 14:38:08,637 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 2181 transitions. Word has length 15 [2021-06-05 14:38:08,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,637 INFO L482 AbstractCegarLoop]: Abstraction has 549 states and 2181 transitions. [2021-06-05 14:38:08,638 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-06-05 14:38:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2181 transitions. [2021-06-05 14:38:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:08,639 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,639 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,640 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 14:38:08,640 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,640 INFO L82 PathProgramCache]: Analyzing trace with hash -85243986, now seen corresponding path program 1 times [2021-06-05 14:38:08,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,641 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898421829] [2021-06-05 14:38:08,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:08,665 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,665 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898421829] [2021-06-05 14:38:08,665 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898421829] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,665 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,665 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:08,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556661024] [2021-06-05 14:38:08,666 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:08,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:08,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:08,666 INFO L87 Difference]: Start difference. First operand 549 states and 2181 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:08,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,708 INFO L93 Difference]: Finished difference Result 789 states and 2890 transitions. [2021-06-05 14:38:08,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 14:38:08,709 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:08,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,713 INFO L225 Difference]: With dead ends: 789 [2021-06-05 14:38:08,713 INFO L226 Difference]: Without dead ends: 689 [2021-06-05 14:38:08,713 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:08,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2021-06-05 14:38:08,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 565. [2021-06-05 14:38:08,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 564 states have (on average 3.891843971631206) internal successors, (2195), 564 states have internal predecessors, (2195), 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) [2021-06-05 14:38:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 2195 transitions. [2021-06-05 14:38:08,732 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 2195 transitions. Word has length 16 [2021-06-05 14:38:08,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,733 INFO L482 AbstractCegarLoop]: Abstraction has 565 states and 2195 transitions. [2021-06-05 14:38:08,733 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 2195 transitions. [2021-06-05 14:38:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:08,735 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,735 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,735 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-05 14:38:08,735 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,736 INFO L82 PathProgramCache]: Analyzing trace with hash 1662493965, now seen corresponding path program 1 times [2021-06-05 14:38:08,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,736 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231827685] [2021-06-05 14:38:08,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:08,793 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231827685] [2021-06-05 14:38:08,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231827685] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,793 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,793 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:08,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941787554] [2021-06-05 14:38:08,794 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:08,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:08,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:08,794 INFO L87 Difference]: Start difference. First operand 565 states and 2195 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:08,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:08,839 INFO L93 Difference]: Finished difference Result 840 states and 3070 transitions. [2021-06-05 14:38:08,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 14:38:08,840 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:08,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:08,844 INFO L225 Difference]: With dead ends: 840 [2021-06-05 14:38:08,844 INFO L226 Difference]: Without dead ends: 740 [2021-06-05 14:38:08,844 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 44.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:08,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2021-06-05 14:38:08,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 573. [2021-06-05 14:38:08,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 572 states have (on average 3.8583916083916083) internal successors, (2207), 572 states have internal predecessors, (2207), 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) [2021-06-05 14:38:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 2207 transitions. [2021-06-05 14:38:08,861 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 2207 transitions. Word has length 16 [2021-06-05 14:38:08,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:08,861 INFO L482 AbstractCegarLoop]: Abstraction has 573 states and 2207 transitions. [2021-06-05 14:38:08,861 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 2207 transitions. [2021-06-05 14:38:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:08,863 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:08,863 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:08,863 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-05 14:38:08,863 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:08,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:08,864 INFO L82 PathProgramCache]: Analyzing trace with hash -881757258, now seen corresponding path program 1 times [2021-06-05 14:38:08,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:08,864 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358954917] [2021-06-05 14:38:08,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:08,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:08,966 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:08,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358954917] [2021-06-05 14:38:08,967 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358954917] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:08,967 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:08,967 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:08,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519424416] [2021-06-05 14:38:08,967 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:08,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:08,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:08,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:08,968 INFO L87 Difference]: Start difference. First operand 573 states and 2207 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:09,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:09,110 INFO L93 Difference]: Finished difference Result 872 states and 3015 transitions. [2021-06-05 14:38:09,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:09,110 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:09,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:09,115 INFO L225 Difference]: With dead ends: 872 [2021-06-05 14:38:09,115 INFO L226 Difference]: Without dead ends: 830 [2021-06-05 14:38:09,116 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 82.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:09,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2021-06-05 14:38:09,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 559. [2021-06-05 14:38:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 558 states have (on average 3.774193548387097) internal successors, (2106), 558 states have internal predecessors, (2106), 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) [2021-06-05 14:38:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 2106 transitions. [2021-06-05 14:38:09,133 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 2106 transitions. Word has length 16 [2021-06-05 14:38:09,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:09,134 INFO L482 AbstractCegarLoop]: Abstraction has 559 states and 2106 transitions. [2021-06-05 14:38:09,134 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 2106 transitions. [2021-06-05 14:38:09,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:09,135 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:09,135 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:09,136 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-05 14:38:09,136 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:09,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:09,136 INFO L82 PathProgramCache]: Analyzing trace with hash 768619160, now seen corresponding path program 1 times [2021-06-05 14:38:09,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:09,136 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613718639] [2021-06-05 14:38:09,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:09,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:09,193 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:09,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613718639] [2021-06-05 14:38:09,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613718639] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:09,193 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:09,194 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:09,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155683603] [2021-06-05 14:38:09,194 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:09,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:09,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:09,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:09,195 INFO L87 Difference]: Start difference. First operand 559 states and 2106 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:09,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:09,282 INFO L93 Difference]: Finished difference Result 866 states and 2937 transitions. [2021-06-05 14:38:09,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:09,283 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:09,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:09,287 INFO L225 Difference]: With dead ends: 866 [2021-06-05 14:38:09,287 INFO L226 Difference]: Without dead ends: 813 [2021-06-05 14:38:09,287 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 49.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:09,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2021-06-05 14:38:09,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 579. [2021-06-05 14:38:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 579 states, 578 states have (on average 3.7024221453287196) internal successors, (2140), 578 states have internal predecessors, (2140), 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) [2021-06-05 14:38:09,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 2140 transitions. [2021-06-05 14:38:09,305 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 2140 transitions. Word has length 16 [2021-06-05 14:38:09,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:09,305 INFO L482 AbstractCegarLoop]: Abstraction has 579 states and 2140 transitions. [2021-06-05 14:38:09,305 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 2140 transitions. [2021-06-05 14:38:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:09,307 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:09,307 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:09,307 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-05 14:38:09,307 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:09,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:09,308 INFO L82 PathProgramCache]: Analyzing trace with hash -1488759573, now seen corresponding path program 1 times [2021-06-05 14:38:09,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:09,308 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103207163] [2021-06-05 14:38:09,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:09,456 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 62 [2021-06-05 14:38:09,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:09,688 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:09,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103207163] [2021-06-05 14:38:09,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103207163] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:09,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:09,688 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:09,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936781807] [2021-06-05 14:38:09,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:09,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:09,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:09,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:09,689 INFO L87 Difference]: Start difference. First operand 579 states and 2140 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:09,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:09,917 INFO L93 Difference]: Finished difference Result 927 states and 3194 transitions. [2021-06-05 14:38:09,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:09,917 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:09,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:09,922 INFO L225 Difference]: With dead ends: 927 [2021-06-05 14:38:09,922 INFO L226 Difference]: Without dead ends: 885 [2021-06-05 14:38:09,922 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 407.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:09,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2021-06-05 14:38:09,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 579. [2021-06-05 14:38:09,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 579 states, 578 states have (on average 3.6955017301038064) internal successors, (2136), 578 states have internal predecessors, (2136), 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) [2021-06-05 14:38:09,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 2136 transitions. [2021-06-05 14:38:09,942 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 2136 transitions. Word has length 16 [2021-06-05 14:38:09,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:09,942 INFO L482 AbstractCegarLoop]: Abstraction has 579 states and 2136 transitions. [2021-06-05 14:38:09,942 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:09,942 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 2136 transitions. [2021-06-05 14:38:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:09,944 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:09,944 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:09,944 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-05 14:38:09,944 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:09,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:09,944 INFO L82 PathProgramCache]: Analyzing trace with hash 185156587, now seen corresponding path program 1 times [2021-06-05 14:38:09,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:09,945 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114915748] [2021-06-05 14:38:09,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:09,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:09,978 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:09,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114915748] [2021-06-05 14:38:09,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114915748] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:09,979 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:09,979 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:09,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878510451] [2021-06-05 14:38:09,979 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:09,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:09,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:09,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:09,980 INFO L87 Difference]: Start difference. First operand 579 states and 2136 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:10,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:10,027 INFO L93 Difference]: Finished difference Result 694 states and 2355 transitions. [2021-06-05 14:38:10,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 14:38:10,028 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:10,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:10,031 INFO L225 Difference]: With dead ends: 694 [2021-06-05 14:38:10,032 INFO L226 Difference]: Without dead ends: 613 [2021-06-05 14:38:10,033 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:10,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2021-06-05 14:38:10,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 538. [2021-06-05 14:38:10,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 537 states have (on average 3.6033519553072626) internal successors, (1935), 537 states have internal predecessors, (1935), 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) [2021-06-05 14:38:10,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 1935 transitions. [2021-06-05 14:38:10,049 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 1935 transitions. Word has length 16 [2021-06-05 14:38:10,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:10,049 INFO L482 AbstractCegarLoop]: Abstraction has 538 states and 1935 transitions. [2021-06-05 14:38:10,049 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:10,049 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1935 transitions. [2021-06-05 14:38:10,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:10,051 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:10,051 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:10,052 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-05 14:38:10,052 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:10,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:10,052 INFO L82 PathProgramCache]: Analyzing trace with hash -1227931188, now seen corresponding path program 2 times [2021-06-05 14:38:10,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:10,053 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715913879] [2021-06-05 14:38:10,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:10,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:10,181 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:10,181 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715913879] [2021-06-05 14:38:10,181 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715913879] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:10,181 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:10,181 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:10,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116174423] [2021-06-05 14:38:10,182 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:10,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:10,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:10,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:10,183 INFO L87 Difference]: Start difference. First operand 538 states and 1935 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:10,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:10,418 INFO L93 Difference]: Finished difference Result 932 states and 3138 transitions. [2021-06-05 14:38:10,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 14:38:10,419 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:10,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:10,423 INFO L225 Difference]: With dead ends: 932 [2021-06-05 14:38:10,423 INFO L226 Difference]: Without dead ends: 909 [2021-06-05 14:38:10,424 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 170.4ms TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-06-05 14:38:10,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2021-06-05 14:38:10,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 538. [2021-06-05 14:38:10,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 537 states have (on average 3.6033519553072626) internal successors, (1935), 537 states have internal predecessors, (1935), 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) [2021-06-05 14:38:10,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 1935 transitions. [2021-06-05 14:38:10,438 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 1935 transitions. Word has length 16 [2021-06-05 14:38:10,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:10,438 INFO L482 AbstractCegarLoop]: Abstraction has 538 states and 1935 transitions. [2021-06-05 14:38:10,438 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1935 transitions. [2021-06-05 14:38:10,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:10,440 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:10,440 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:10,440 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-05 14:38:10,440 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:10,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:10,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1214418261, now seen corresponding path program 2 times [2021-06-05 14:38:10,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:10,441 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308682442] [2021-06-05 14:38:10,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:10,673 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2021-06-05 14:38:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:10,807 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:10,807 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308682442] [2021-06-05 14:38:10,807 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308682442] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:10,807 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:10,807 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:10,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054926062] [2021-06-05 14:38:10,808 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:10,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:10,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:10,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:10,809 INFO L87 Difference]: Start difference. First operand 538 states and 1935 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:10,950 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-06-05 14:38:11,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:11,190 INFO L93 Difference]: Finished difference Result 926 states and 3115 transitions. [2021-06-05 14:38:11,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 14:38:11,191 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:11,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:11,195 INFO L225 Difference]: With dead ends: 926 [2021-06-05 14:38:11,195 INFO L226 Difference]: Without dead ends: 899 [2021-06-05 14:38:11,195 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 555.6ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:11,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2021-06-05 14:38:11,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 538. [2021-06-05 14:38:11,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 537 states have (on average 3.5996275605214154) internal successors, (1933), 537 states have internal predecessors, (1933), 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) [2021-06-05 14:38:11,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 1933 transitions. [2021-06-05 14:38:11,209 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 1933 transitions. Word has length 16 [2021-06-05 14:38:11,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:11,209 INFO L482 AbstractCegarLoop]: Abstraction has 538 states and 1933 transitions. [2021-06-05 14:38:11,209 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:11,209 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1933 transitions. [2021-06-05 14:38:11,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:11,211 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:11,211 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:11,211 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-05 14:38:11,211 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:11,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:11,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1866944204, now seen corresponding path program 2 times [2021-06-05 14:38:11,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:11,212 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285502719] [2021-06-05 14:38:11,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:11,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:11,282 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:11,282 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285502719] [2021-06-05 14:38:11,282 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285502719] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:11,282 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:11,282 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:11,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334520294] [2021-06-05 14:38:11,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:11,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:11,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:11,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:11,283 INFO L87 Difference]: Start difference. First operand 538 states and 1933 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:11,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:11,414 INFO L93 Difference]: Finished difference Result 1016 states and 3326 transitions. [2021-06-05 14:38:11,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 14:38:11,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:11,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:11,430 INFO L225 Difference]: With dead ends: 1016 [2021-06-05 14:38:11,430 INFO L226 Difference]: Without dead ends: 898 [2021-06-05 14:38:11,430 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 89.9ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:11,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2021-06-05 14:38:11,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 517. [2021-06-05 14:38:11,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 516 states have (on average 3.560077519379845) internal successors, (1837), 516 states have internal predecessors, (1837), 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) [2021-06-05 14:38:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 1837 transitions. [2021-06-05 14:38:11,450 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 1837 transitions. Word has length 16 [2021-06-05 14:38:11,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:11,450 INFO L482 AbstractCegarLoop]: Abstraction has 517 states and 1837 transitions. [2021-06-05 14:38:11,450 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1837 transitions. [2021-06-05 14:38:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:11,452 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:11,452 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:11,452 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-05 14:38:11,452 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:11,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:11,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1453708437, now seen corresponding path program 2 times [2021-06-05 14:38:11,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:11,453 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529948630] [2021-06-05 14:38:11,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:11,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:11,642 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:11,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529948630] [2021-06-05 14:38:11,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529948630] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:11,643 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:11,643 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:11,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85561951] [2021-06-05 14:38:11,643 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:11,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:11,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:11,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:11,644 INFO L87 Difference]: Start difference. First operand 517 states and 1837 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:11,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:11,916 INFO L93 Difference]: Finished difference Result 1074 states and 3461 transitions. [2021-06-05 14:38:11,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 14:38:11,917 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:11,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:11,919 INFO L225 Difference]: With dead ends: 1074 [2021-06-05 14:38:11,919 INFO L226 Difference]: Without dead ends: 945 [2021-06-05 14:38:11,920 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 260.5ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:11,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2021-06-05 14:38:11,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 487. [2021-06-05 14:38:11,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 486 states have (on average 3.403292181069959) internal successors, (1654), 486 states have internal predecessors, (1654), 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) [2021-06-05 14:38:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 1654 transitions. [2021-06-05 14:38:11,932 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 1654 transitions. Word has length 16 [2021-06-05 14:38:11,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:11,932 INFO L482 AbstractCegarLoop]: Abstraction has 487 states and 1654 transitions. [2021-06-05 14:38:11,933 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1654 transitions. [2021-06-05 14:38:11,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:11,934 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:11,934 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:11,934 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-05 14:38:11,934 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:11,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:11,935 INFO L82 PathProgramCache]: Analyzing trace with hash 486403162, now seen corresponding path program 3 times [2021-06-05 14:38:11,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:11,935 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110226646] [2021-06-05 14:38:11,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:11,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:11,981 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:11,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110226646] [2021-06-05 14:38:11,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110226646] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:11,981 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:11,981 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:11,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957142251] [2021-06-05 14:38:11,982 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:11,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:11,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:11,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:11,982 INFO L87 Difference]: Start difference. First operand 487 states and 1654 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:12,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:12,083 INFO L93 Difference]: Finished difference Result 655 states and 2082 transitions. [2021-06-05 14:38:12,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:12,083 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:12,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:12,085 INFO L225 Difference]: With dead ends: 655 [2021-06-05 14:38:12,085 INFO L226 Difference]: Without dead ends: 632 [2021-06-05 14:38:12,085 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 43.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:12,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2021-06-05 14:38:12,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 506. [2021-06-05 14:38:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 505 states have (on average 3.368316831683168) internal successors, (1701), 505 states have internal predecessors, (1701), 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) [2021-06-05 14:38:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 1701 transitions. [2021-06-05 14:38:12,097 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 1701 transitions. Word has length 16 [2021-06-05 14:38:12,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:12,097 INFO L482 AbstractCegarLoop]: Abstraction has 506 states and 1701 transitions. [2021-06-05 14:38:12,097 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:12,097 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1701 transitions. [2021-06-05 14:38:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:12,098 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:12,098 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:12,099 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-05 14:38:12,099 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:12,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:12,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1119769510, now seen corresponding path program 4 times [2021-06-05 14:38:12,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:12,099 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446488055] [2021-06-05 14:38:12,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:12,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:12,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:12,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446488055] [2021-06-05 14:38:12,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446488055] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:12,157 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:12,157 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:12,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194875070] [2021-06-05 14:38:12,157 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:12,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:12,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:12,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:12,158 INFO L87 Difference]: Start difference. First operand 506 states and 1701 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:12,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:12,255 INFO L93 Difference]: Finished difference Result 683 states and 2161 transitions. [2021-06-05 14:38:12,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:12,255 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:12,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:12,257 INFO L225 Difference]: With dead ends: 683 [2021-06-05 14:38:12,257 INFO L226 Difference]: Without dead ends: 660 [2021-06-05 14:38:12,257 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 48.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:12,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2021-06-05 14:38:12,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 516. [2021-06-05 14:38:12,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 516 states, 515 states have (on average 3.3514563106796116) internal successors, (1726), 515 states have internal predecessors, (1726), 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) [2021-06-05 14:38:12,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 1726 transitions. [2021-06-05 14:38:12,269 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 1726 transitions. Word has length 16 [2021-06-05 14:38:12,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:12,269 INFO L482 AbstractCegarLoop]: Abstraction has 516 states and 1726 transitions. [2021-06-05 14:38:12,269 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1726 transitions. [2021-06-05 14:38:12,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:12,270 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:12,270 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:12,270 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-05 14:38:12,271 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:12,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:12,271 INFO L82 PathProgramCache]: Analyzing trace with hash 423749436, now seen corresponding path program 3 times [2021-06-05 14:38:12,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:12,271 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186539985] [2021-06-05 14:38:12,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:12,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:12,321 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:12,322 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186539985] [2021-06-05 14:38:12,322 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186539985] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:12,322 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:12,322 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:12,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106049543] [2021-06-05 14:38:12,322 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:12,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:12,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:12,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:12,323 INFO L87 Difference]: Start difference. First operand 516 states and 1726 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:12,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:12,384 INFO L93 Difference]: Finished difference Result 649 states and 2018 transitions. [2021-06-05 14:38:12,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:12,385 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:12,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:12,386 INFO L225 Difference]: With dead ends: 649 [2021-06-05 14:38:12,386 INFO L226 Difference]: Without dead ends: 600 [2021-06-05 14:38:12,386 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 38.6ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:12,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2021-06-05 14:38:12,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 480. [2021-06-05 14:38:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 479 states have (on average 3.3194154488517746) internal successors, (1590), 479 states have internal predecessors, (1590), 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) [2021-06-05 14:38:12,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1590 transitions. [2021-06-05 14:38:12,405 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1590 transitions. Word has length 16 [2021-06-05 14:38:12,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:12,405 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1590 transitions. [2021-06-05 14:38:12,405 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:12,405 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1590 transitions. [2021-06-05 14:38:12,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:12,408 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:12,408 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:12,408 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-05 14:38:12,408 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:12,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:12,408 INFO L82 PathProgramCache]: Analyzing trace with hash 2014690215, now seen corresponding path program 3 times [2021-06-05 14:38:12,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:12,409 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648014441] [2021-06-05 14:38:12,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:12,609 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2021-06-05 14:38:12,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:12,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:12,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648014441] [2021-06-05 14:38:12,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648014441] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:12,643 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:12,643 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:12,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849122248] [2021-06-05 14:38:12,644 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:12,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:12,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:12,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:12,645 INFO L87 Difference]: Start difference. First operand 480 states and 1590 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:12,941 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2021-06-05 14:38:12,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:12,966 INFO L93 Difference]: Finished difference Result 598 states and 1850 transitions. [2021-06-05 14:38:12,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:12,966 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:12,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:12,967 INFO L225 Difference]: With dead ends: 598 [2021-06-05 14:38:12,967 INFO L226 Difference]: Without dead ends: 556 [2021-06-05 14:38:12,967 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 417.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:12,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2021-06-05 14:38:12,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 480. [2021-06-05 14:38:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 479 states have (on average 3.30062630480167) internal successors, (1581), 479 states have internal predecessors, (1581), 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) [2021-06-05 14:38:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1581 transitions. [2021-06-05 14:38:12,977 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1581 transitions. Word has length 16 [2021-06-05 14:38:12,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:12,977 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1581 transitions. [2021-06-05 14:38:12,978 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1581 transitions. [2021-06-05 14:38:12,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:12,979 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:12,979 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:12,979 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-05 14:38:12,979 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:12,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:12,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1307197767, now seen corresponding path program 4 times [2021-06-05 14:38:12,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:12,980 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289376510] [2021-06-05 14:38:12,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:13,160 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:13,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289376510] [2021-06-05 14:38:13,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289376510] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:13,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:13,161 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:13,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620308767] [2021-06-05 14:38:13,161 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:13,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:13,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:13,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:13,162 INFO L87 Difference]: Start difference. First operand 480 states and 1581 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:13,436 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2021-06-05 14:38:13,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:13,456 INFO L93 Difference]: Finished difference Result 587 states and 1814 transitions. [2021-06-05 14:38:13,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:13,456 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:13,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:13,457 INFO L225 Difference]: With dead ends: 587 [2021-06-05 14:38:13,457 INFO L226 Difference]: Without dead ends: 554 [2021-06-05 14:38:13,457 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 336.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:13,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2021-06-05 14:38:13,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 480. [2021-06-05 14:38:13,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 479 states have (on average 3.290187891440501) internal successors, (1576), 479 states have internal predecessors, (1576), 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) [2021-06-05 14:38:13,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1576 transitions. [2021-06-05 14:38:13,467 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1576 transitions. Word has length 16 [2021-06-05 14:38:13,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:13,467 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1576 transitions. [2021-06-05 14:38:13,467 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:13,467 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1576 transitions. [2021-06-05 14:38:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:13,468 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:13,468 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:13,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-05 14:38:13,468 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:13,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:13,469 INFO L82 PathProgramCache]: Analyzing trace with hash 648487496, now seen corresponding path program 2 times [2021-06-05 14:38:13,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:13,469 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773767546] [2021-06-05 14:38:13,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:13,546 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:13,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773767546] [2021-06-05 14:38:13,546 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773767546] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:13,546 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:13,546 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:13,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527020250] [2021-06-05 14:38:13,546 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:13,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:13,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:13,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:13,547 INFO L87 Difference]: Start difference. First operand 480 states and 1576 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:13,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:13,649 INFO L93 Difference]: Finished difference Result 785 states and 2433 transitions. [2021-06-05 14:38:13,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 14:38:13,650 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:13,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:13,652 INFO L225 Difference]: With dead ends: 785 [2021-06-05 14:38:13,652 INFO L226 Difference]: Without dead ends: 737 [2021-06-05 14:38:13,652 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 59.3ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:13,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2021-06-05 14:38:13,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 470. [2021-06-05 14:38:13,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 469 states have (on average 3.2707889125799574) internal successors, (1534), 469 states have internal predecessors, (1534), 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) [2021-06-05 14:38:13,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 1534 transitions. [2021-06-05 14:38:13,663 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 1534 transitions. Word has length 16 [2021-06-05 14:38:13,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:13,663 INFO L482 AbstractCegarLoop]: Abstraction has 470 states and 1534 transitions. [2021-06-05 14:38:13,663 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:13,663 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1534 transitions. [2021-06-05 14:38:13,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:13,664 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:13,664 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:13,664 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-05 14:38:13,664 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:13,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:13,664 INFO L82 PathProgramCache]: Analyzing trace with hash 749508455, now seen corresponding path program 2 times [2021-06-05 14:38:13,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:13,665 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963550118] [2021-06-05 14:38:13,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:13,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:13,914 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:13,914 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963550118] [2021-06-05 14:38:13,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963550118] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:13,914 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:13,914 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:13,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278382585] [2021-06-05 14:38:13,914 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:13,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:13,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:13,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:13,915 INFO L87 Difference]: Start difference. First operand 470 states and 1534 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:14,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:14,182 INFO L93 Difference]: Finished difference Result 817 states and 2553 transitions. [2021-06-05 14:38:14,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 14:38:14,183 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:14,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:14,185 INFO L225 Difference]: With dead ends: 817 [2021-06-05 14:38:14,185 INFO L226 Difference]: Without dead ends: 769 [2021-06-05 14:38:14,185 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 338.3ms TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-06-05 14:38:14,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2021-06-05 14:38:14,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 449. [2021-06-05 14:38:14,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 449 states, 448 states have (on average 3.2924107142857144) internal successors, (1475), 448 states have internal predecessors, (1475), 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) [2021-06-05 14:38:14,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 1475 transitions. [2021-06-05 14:38:14,195 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 1475 transitions. Word has length 16 [2021-06-05 14:38:14,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:14,195 INFO L482 AbstractCegarLoop]: Abstraction has 449 states and 1475 transitions. [2021-06-05 14:38:14,196 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:14,196 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1475 transitions. [2021-06-05 14:38:14,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:14,197 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:14,197 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:14,197 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-06-05 14:38:14,197 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:14,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:14,197 INFO L82 PathProgramCache]: Analyzing trace with hash 637834109, now seen corresponding path program 3 times [2021-06-05 14:38:14,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:14,197 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910493180] [2021-06-05 14:38:14,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:14,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:14,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:14,372 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:14,372 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910493180] [2021-06-05 14:38:14,372 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910493180] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:14,372 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:14,372 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:14,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252215295] [2021-06-05 14:38:14,373 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:14,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:14,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:14,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:14,374 INFO L87 Difference]: Start difference. First operand 449 states and 1475 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:14,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:14,553 INFO L93 Difference]: Finished difference Result 692 states and 2183 transitions. [2021-06-05 14:38:14,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 14:38:14,553 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:14,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:14,554 INFO L225 Difference]: With dead ends: 692 [2021-06-05 14:38:14,554 INFO L226 Difference]: Without dead ends: 652 [2021-06-05 14:38:14,554 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 207.8ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:14,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2021-06-05 14:38:14,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 436. [2021-06-05 14:38:14,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 435 states have (on average 3.3241379310344827) internal successors, (1446), 435 states have internal predecessors, (1446), 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) [2021-06-05 14:38:14,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1446 transitions. [2021-06-05 14:38:14,564 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1446 transitions. Word has length 16 [2021-06-05 14:38:14,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:14,564 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1446 transitions. [2021-06-05 14:38:14,564 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:14,564 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1446 transitions. [2021-06-05 14:38:14,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:14,565 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:14,565 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:14,565 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-06-05 14:38:14,565 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:14,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:14,566 INFO L82 PathProgramCache]: Analyzing trace with hash 784334086, now seen corresponding path program 5 times [2021-06-05 14:38:14,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:14,566 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967742581] [2021-06-05 14:38:14,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:14,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:14,686 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:14,686 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967742581] [2021-06-05 14:38:14,686 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967742581] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:14,686 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:14,686 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:14,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972287849] [2021-06-05 14:38:14,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:14,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:14,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:14,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:14,687 INFO L87 Difference]: Start difference. First operand 436 states and 1446 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:14,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:14,936 INFO L93 Difference]: Finished difference Result 736 states and 2320 transitions. [2021-06-05 14:38:14,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 14:38:14,936 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:14,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:14,937 INFO L225 Difference]: With dead ends: 736 [2021-06-05 14:38:14,937 INFO L226 Difference]: Without dead ends: 713 [2021-06-05 14:38:14,938 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 254.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-06-05 14:38:14,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2021-06-05 14:38:14,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 436. [2021-06-05 14:38:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 435 states have (on average 3.3241379310344827) internal successors, (1446), 435 states have internal predecessors, (1446), 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) [2021-06-05 14:38:14,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1446 transitions. [2021-06-05 14:38:14,946 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1446 transitions. Word has length 16 [2021-06-05 14:38:14,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:14,947 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1446 transitions. [2021-06-05 14:38:14,947 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:14,947 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1446 transitions. [2021-06-05 14:38:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:14,948 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:14,948 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:14,948 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-06-05 14:38:14,948 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:14,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:14,948 INFO L82 PathProgramCache]: Analyzing trace with hash 797847013, now seen corresponding path program 5 times [2021-06-05 14:38:14,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:14,948 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027614349] [2021-06-05 14:38:14,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:15,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:15,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:15,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027614349] [2021-06-05 14:38:15,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027614349] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:15,157 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:15,157 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:15,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654132994] [2021-06-05 14:38:15,158 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:15,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:15,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:15,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:15,159 INFO L87 Difference]: Start difference. First operand 436 states and 1446 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:15,552 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 99 [2021-06-05 14:38:15,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:15,584 INFO L93 Difference]: Finished difference Result 764 states and 2422 transitions. [2021-06-05 14:38:15,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 14:38:15,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:15,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:15,586 INFO L225 Difference]: With dead ends: 764 [2021-06-05 14:38:15,588 INFO L226 Difference]: Without dead ends: 737 [2021-06-05 14:38:15,589 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 459.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:15,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2021-06-05 14:38:15,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 436. [2021-06-05 14:38:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 435 states have (on average 3.3195402298850576) internal successors, (1444), 435 states have internal predecessors, (1444), 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) [2021-06-05 14:38:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1444 transitions. [2021-06-05 14:38:15,598 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1444 transitions. Word has length 16 [2021-06-05 14:38:15,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:15,598 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1444 transitions. [2021-06-05 14:38:15,598 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1444 transitions. [2021-06-05 14:38:15,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:15,599 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:15,599 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:15,599 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-06-05 14:38:15,599 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:15,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:15,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1214532848, now seen corresponding path program 6 times [2021-06-05 14:38:15,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:15,600 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851428228] [2021-06-05 14:38:15,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:15,669 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:15,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851428228] [2021-06-05 14:38:15,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851428228] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:15,669 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:15,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:15,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639217827] [2021-06-05 14:38:15,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:15,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:15,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:15,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:15,670 INFO L87 Difference]: Start difference. First operand 436 states and 1444 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:15,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:15,780 INFO L93 Difference]: Finished difference Result 655 states and 2054 transitions. [2021-06-05 14:38:15,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:15,781 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:15,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:15,782 INFO L225 Difference]: With dead ends: 655 [2021-06-05 14:38:15,782 INFO L226 Difference]: Without dead ends: 632 [2021-06-05 14:38:15,783 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 67.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:15,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2021-06-05 14:38:15,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 436. [2021-06-05 14:38:15,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 435 states have (on average 3.3195402298850576) internal successors, (1444), 435 states have internal predecessors, (1444), 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) [2021-06-05 14:38:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1444 transitions. [2021-06-05 14:38:15,791 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1444 transitions. Word has length 16 [2021-06-05 14:38:15,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:15,792 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1444 transitions. [2021-06-05 14:38:15,792 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1444 transitions. [2021-06-05 14:38:15,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-06-05 14:38:15,793 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:15,793 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:15,793 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-06-05 14:38:15,793 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:15,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:15,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1154290151, now seen corresponding path program 6 times [2021-06-05 14:38:15,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:15,793 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805842547] [2021-06-05 14:38:15,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:16,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 14:38:16,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:16,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805842547] [2021-06-05 14:38:16,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805842547] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:16,174 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:16,174 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-05 14:38:16,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868164005] [2021-06-05 14:38:16,174 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-05 14:38:16,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:16,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-05 14:38:16,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:16,174 INFO L87 Difference]: Start difference. First operand 436 states and 1444 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:16,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:16,405 INFO L93 Difference]: Finished difference Result 635 states and 1984 transitions. [2021-06-05 14:38:16,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:16,406 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-06-05 14:38:16,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:16,407 INFO L225 Difference]: With dead ends: 635 [2021-06-05 14:38:16,407 INFO L226 Difference]: Without dead ends: 602 [2021-06-05 14:38:16,407 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 416.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-05 14:38:16,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2021-06-05 14:38:16,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 436. [2021-06-05 14:38:16,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 435 states have (on average 3.314942528735632) internal successors, (1442), 435 states have internal predecessors, (1442), 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) [2021-06-05 14:38:16,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1442 transitions. [2021-06-05 14:38:16,414 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1442 transitions. Word has length 16 [2021-06-05 14:38:16,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:16,414 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1442 transitions. [2021-06-05 14:38:16,414 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:16,414 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1442 transitions. [2021-06-05 14:38:16,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:16,414 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:16,414 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:16,415 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-06-05 14:38:16,415 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:16,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:16,415 INFO L82 PathProgramCache]: Analyzing trace with hash -1318202505, now seen corresponding path program 1 times [2021-06-05 14:38:16,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:16,415 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763259975] [2021-06-05 14:38:16,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:16,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:16,433 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:16,433 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763259975] [2021-06-05 14:38:16,433 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763259975] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:16,433 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:16,433 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:16,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258929607] [2021-06-05 14:38:16,434 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:16,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:16,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:16,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:16,434 INFO L87 Difference]: Start difference. First operand 436 states and 1442 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:16,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:16,476 INFO L93 Difference]: Finished difference Result 647 states and 1988 transitions. [2021-06-05 14:38:16,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:16,476 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:16,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:16,478 INFO L225 Difference]: With dead ends: 647 [2021-06-05 14:38:16,478 INFO L226 Difference]: Without dead ends: 647 [2021-06-05 14:38:16,478 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:16,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2021-06-05 14:38:16,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 464. [2021-06-05 14:38:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 464 states, 463 states have (on average 3.326133909287257) internal successors, (1540), 463 states have internal predecessors, (1540), 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) [2021-06-05 14:38:16,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 1540 transitions. [2021-06-05 14:38:16,487 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 1540 transitions. Word has length 18 [2021-06-05 14:38:16,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:16,488 INFO L482 AbstractCegarLoop]: Abstraction has 464 states and 1540 transitions. [2021-06-05 14:38:16,488 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1540 transitions. [2021-06-05 14:38:16,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:16,489 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:16,489 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:16,489 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-06-05 14:38:16,489 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:16,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:16,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1664376435, now seen corresponding path program 2 times [2021-06-05 14:38:16,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:16,490 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656695983] [2021-06-05 14:38:16,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:16,521 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:16,521 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656695983] [2021-06-05 14:38:16,521 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656695983] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:16,521 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:16,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:16,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972605790] [2021-06-05 14:38:16,521 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:16,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:16,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:16,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:16,522 INFO L87 Difference]: Start difference. First operand 464 states and 1540 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:16,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:16,570 INFO L93 Difference]: Finished difference Result 602 states and 1790 transitions. [2021-06-05 14:38:16,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:16,570 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:16,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:16,572 INFO L225 Difference]: With dead ends: 602 [2021-06-05 14:38:16,572 INFO L226 Difference]: Without dead ends: 594 [2021-06-05 14:38:16,572 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:16,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2021-06-05 14:38:16,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 420. [2021-06-05 14:38:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 419 states have (on average 3.243436754176611) internal successors, (1359), 419 states have internal predecessors, (1359), 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) [2021-06-05 14:38:16,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 1359 transitions. [2021-06-05 14:38:16,580 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 1359 transitions. Word has length 18 [2021-06-05 14:38:16,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:16,581 INFO L482 AbstractCegarLoop]: Abstraction has 420 states and 1359 transitions. [2021-06-05 14:38:16,581 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:16,581 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1359 transitions. [2021-06-05 14:38:16,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:16,582 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:16,582 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:16,582 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-06-05 14:38:16,582 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:16,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:16,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1681246645, now seen corresponding path program 1 times [2021-06-05 14:38:16,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:16,582 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726500336] [2021-06-05 14:38:16,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:16,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:16,631 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:16,631 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726500336] [2021-06-05 14:38:16,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726500336] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:16,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:16,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:16,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13499245] [2021-06-05 14:38:16,633 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:16,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:16,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:16,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:16,633 INFO L87 Difference]: Start difference. First operand 420 states and 1359 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:16,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:16,720 INFO L93 Difference]: Finished difference Result 602 states and 1832 transitions. [2021-06-05 14:38:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:16,720 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:16,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:16,722 INFO L225 Difference]: With dead ends: 602 [2021-06-05 14:38:16,722 INFO L226 Difference]: Without dead ends: 602 [2021-06-05 14:38:16,722 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 50.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:16,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2021-06-05 14:38:16,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 457. [2021-06-05 14:38:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 456 states have (on average 3.2214912280701755) internal successors, (1469), 456 states have internal predecessors, (1469), 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) [2021-06-05 14:38:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 1469 transitions. [2021-06-05 14:38:16,731 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 1469 transitions. Word has length 18 [2021-06-05 14:38:16,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:16,731 INFO L482 AbstractCegarLoop]: Abstraction has 457 states and 1469 transitions. [2021-06-05 14:38:16,731 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1469 transitions. [2021-06-05 14:38:16,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:16,732 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:16,732 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:16,733 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-06-05 14:38:16,733 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:16,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:16,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1406905333, now seen corresponding path program 2 times [2021-06-05 14:38:16,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:16,733 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871494330] [2021-06-05 14:38:16,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:16,777 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:16,777 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871494330] [2021-06-05 14:38:16,777 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871494330] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:16,777 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:16,777 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:16,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204858369] [2021-06-05 14:38:16,777 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:16,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:16,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:16,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:16,778 INFO L87 Difference]: Start difference. First operand 457 states and 1469 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:16,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:16,848 INFO L93 Difference]: Finished difference Result 590 states and 1764 transitions. [2021-06-05 14:38:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:16,849 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:16,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:16,850 INFO L225 Difference]: With dead ends: 590 [2021-06-05 14:38:16,850 INFO L226 Difference]: Without dead ends: 582 [2021-06-05 14:38:16,850 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 44.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:16,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-06-05 14:38:16,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 457. [2021-06-05 14:38:16,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 456 states have (on average 3.212719298245614) internal successors, (1465), 456 states have internal predecessors, (1465), 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) [2021-06-05 14:38:16,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 1465 transitions. [2021-06-05 14:38:16,860 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 1465 transitions. Word has length 18 [2021-06-05 14:38:16,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:16,860 INFO L482 AbstractCegarLoop]: Abstraction has 457 states and 1465 transitions. [2021-06-05 14:38:16,860 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:16,860 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1465 transitions. [2021-06-05 14:38:16,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:16,861 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:16,861 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:16,861 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-06-05 14:38:16,861 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:16,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:16,861 INFO L82 PathProgramCache]: Analyzing trace with hash 506049385, now seen corresponding path program 1 times [2021-06-05 14:38:16,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:16,862 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642641723] [2021-06-05 14:38:16,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:16,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:16,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642641723] [2021-06-05 14:38:16,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642641723] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:16,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:16,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:16,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273283242] [2021-06-05 14:38:16,927 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:16,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:16,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:16,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:16,927 INFO L87 Difference]: Start difference. First operand 457 states and 1465 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,029 INFO L93 Difference]: Finished difference Result 537 states and 1634 transitions. [2021-06-05 14:38:17,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:17,030 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) Word has length 18 [2021-06-05 14:38:17,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,031 INFO L225 Difference]: With dead ends: 537 [2021-06-05 14:38:17,031 INFO L226 Difference]: Without dead ends: 525 [2021-06-05 14:38:17,031 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 79.1ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:17,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2021-06-05 14:38:17,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 453. [2021-06-05 14:38:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 452 states have (on average 3.2234513274336285) internal successors, (1457), 452 states have internal predecessors, (1457), 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) [2021-06-05 14:38:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 1457 transitions. [2021-06-05 14:38:17,041 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 1457 transitions. Word has length 18 [2021-06-05 14:38:17,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,041 INFO L482 AbstractCegarLoop]: Abstraction has 453 states and 1457 transitions. [2021-06-05 14:38:17,041 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,041 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1457 transitions. [2021-06-05 14:38:17,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,042 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,042 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,042 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-06-05 14:38:17,042 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1415879781, now seen corresponding path program 3 times [2021-06-05 14:38:17,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,043 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586653180] [2021-06-05 14:38:17,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,061 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,061 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586653180] [2021-06-05 14:38:17,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586653180] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,061 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,061 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:17,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205583115] [2021-06-05 14:38:17,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:17,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:17,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:17,062 INFO L87 Difference]: Start difference. First operand 453 states and 1457 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,105 INFO L93 Difference]: Finished difference Result 549 states and 1641 transitions. [2021-06-05 14:38:17,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:17,106 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:17,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,107 INFO L225 Difference]: With dead ends: 549 [2021-06-05 14:38:17,107 INFO L226 Difference]: Without dead ends: 549 [2021-06-05 14:38:17,107 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-06-05 14:38:17,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 396. [2021-06-05 14:38:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 3.1544303797468354) internal successors, (1246), 395 states have internal predecessors, (1246), 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) [2021-06-05 14:38:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 1246 transitions. [2021-06-05 14:38:17,115 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 1246 transitions. Word has length 18 [2021-06-05 14:38:17,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,115 INFO L482 AbstractCegarLoop]: Abstraction has 396 states and 1246 transitions. [2021-06-05 14:38:17,115 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,116 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1246 transitions. [2021-06-05 14:38:17,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,116 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,116 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,117 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-06-05 14:38:17,117 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,117 INFO L82 PathProgramCache]: Analyzing trace with hash -2075176037, now seen corresponding path program 1 times [2021-06-05 14:38:17,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584698971] [2021-06-05 14:38:17,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,134 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,134 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584698971] [2021-06-05 14:38:17,134 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584698971] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,134 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,134 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:17,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078081615] [2021-06-05 14:38:17,135 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:17,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:17,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:17,136 INFO L87 Difference]: Start difference. First operand 396 states and 1246 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,171 INFO L93 Difference]: Finished difference Result 442 states and 1323 transitions. [2021-06-05 14:38:17,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 14:38:17,171 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:17,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,172 INFO L225 Difference]: With dead ends: 442 [2021-06-05 14:38:17,172 INFO L226 Difference]: Without dead ends: 413 [2021-06-05 14:38:17,172 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2021-06-05 14:38:17,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 396. [2021-06-05 14:38:17,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 3.118987341772152) internal successors, (1232), 395 states have internal predecessors, (1232), 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) [2021-06-05 14:38:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 1232 transitions. [2021-06-05 14:38:17,180 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 1232 transitions. Word has length 18 [2021-06-05 14:38:17,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,180 INFO L482 AbstractCegarLoop]: Abstraction has 396 states and 1232 transitions. [2021-06-05 14:38:17,180 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,180 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1232 transitions. [2021-06-05 14:38:17,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,181 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,181 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,181 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-06-05 14:38:17,181 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,181 INFO L82 PathProgramCache]: Analyzing trace with hash -840014107, now seen corresponding path program 3 times [2021-06-05 14:38:17,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330483536] [2021-06-05 14:38:17,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,248 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,248 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330483536] [2021-06-05 14:38:17,248 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330483536] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,248 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,248 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:17,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441307737] [2021-06-05 14:38:17,248 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:17,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:17,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:17,249 INFO L87 Difference]: Start difference. First operand 396 states and 1232 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,315 INFO L93 Difference]: Finished difference Result 482 states and 1411 transitions. [2021-06-05 14:38:17,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:17,316 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:17,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,317 INFO L225 Difference]: With dead ends: 482 [2021-06-05 14:38:17,317 INFO L226 Difference]: Without dead ends: 482 [2021-06-05 14:38:17,317 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 45.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2021-06-05 14:38:17,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 359. [2021-06-05 14:38:17,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 3.0754189944134076) internal successors, (1101), 358 states have internal predecessors, (1101), 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) [2021-06-05 14:38:17,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1101 transitions. [2021-06-05 14:38:17,324 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1101 transitions. Word has length 18 [2021-06-05 14:38:17,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,325 INFO L482 AbstractCegarLoop]: Abstraction has 359 states and 1101 transitions. [2021-06-05 14:38:17,325 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,325 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1101 transitions. [2021-06-05 14:38:17,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,325 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,325 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,326 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-06-05 14:38:17,326 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,326 INFO L82 PathProgramCache]: Analyzing trace with hash -197121861, now seen corresponding path program 2 times [2021-06-05 14:38:17,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,326 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433853710] [2021-06-05 14:38:17,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,394 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,394 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433853710] [2021-06-05 14:38:17,394 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433853710] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,394 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,394 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:17,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972724696] [2021-06-05 14:38:17,394 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:17,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:17,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,395 INFO L87 Difference]: Start difference. First operand 359 states and 1101 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,460 INFO L93 Difference]: Finished difference Result 467 states and 1366 transitions. [2021-06-05 14:38:17,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:17,460 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) Word has length 18 [2021-06-05 14:38:17,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,461 INFO L225 Difference]: With dead ends: 467 [2021-06-05 14:38:17,461 INFO L226 Difference]: Without dead ends: 467 [2021-06-05 14:38:17,461 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 50.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-06-05 14:38:17,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 379. [2021-06-05 14:38:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 378 states have (on average 3.0714285714285716) internal successors, (1161), 378 states have internal predecessors, (1161), 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) [2021-06-05 14:38:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 1161 transitions. [2021-06-05 14:38:17,467 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 1161 transitions. Word has length 18 [2021-06-05 14:38:17,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,467 INFO L482 AbstractCegarLoop]: Abstraction has 379 states and 1161 transitions. [2021-06-05 14:38:17,467 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1161 transitions. [2021-06-05 14:38:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,468 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,468 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-06-05 14:38:17,468 INFO L430 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,469 INFO L82 PathProgramCache]: Analyzing trace with hash -1939653789, now seen corresponding path program 3 times [2021-06-05 14:38:17,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,469 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987768833] [2021-06-05 14:38:17,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,506 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,506 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987768833] [2021-06-05 14:38:17,506 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987768833] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,506 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,507 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:17,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835293142] [2021-06-05 14:38:17,507 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:17,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:17,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:17,507 INFO L87 Difference]: Start difference. First operand 379 states and 1161 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,583 INFO L93 Difference]: Finished difference Result 504 states and 1436 transitions. [2021-06-05 14:38:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:17,584 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:17,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,585 INFO L225 Difference]: With dead ends: 504 [2021-06-05 14:38:17,585 INFO L226 Difference]: Without dead ends: 496 [2021-06-05 14:38:17,585 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 46.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2021-06-05 14:38:17,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 379. [2021-06-05 14:38:17,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 378 states have (on average 3.060846560846561) internal successors, (1157), 378 states have internal predecessors, (1157), 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) [2021-06-05 14:38:17,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 1157 transitions. [2021-06-05 14:38:17,592 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 1157 transitions. Word has length 18 [2021-06-05 14:38:17,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,592 INFO L482 AbstractCegarLoop]: Abstraction has 379 states and 1157 transitions. [2021-06-05 14:38:17,592 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1157 transitions. [2021-06-05 14:38:17,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,593 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,593 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,593 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-06-05 14:38:17,593 INFO L430 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,594 INFO L82 PathProgramCache]: Analyzing trace with hash -1583210651, now seen corresponding path program 4 times [2021-06-05 14:38:17,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,594 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448498172] [2021-06-05 14:38:17,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,664 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,664 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448498172] [2021-06-05 14:38:17,664 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448498172] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,664 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,664 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:17,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983113906] [2021-06-05 14:38:17,665 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:17,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:17,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,665 INFO L87 Difference]: Start difference. First operand 379 states and 1157 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,718 INFO L93 Difference]: Finished difference Result 441 states and 1293 transitions. [2021-06-05 14:38:17,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:17,718 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) Word has length 18 [2021-06-05 14:38:17,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,719 INFO L225 Difference]: With dead ends: 441 [2021-06-05 14:38:17,719 INFO L226 Difference]: Without dead ends: 441 [2021-06-05 14:38:17,719 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 52.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2021-06-05 14:38:17,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 359. [2021-06-05 14:38:17,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 3.0083798882681565) internal successors, (1077), 358 states have internal predecessors, (1077), 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) [2021-06-05 14:38:17,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1077 transitions. [2021-06-05 14:38:17,724 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1077 transitions. Word has length 18 [2021-06-05 14:38:17,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,724 INFO L482 AbstractCegarLoop]: Abstraction has 359 states and 1077 transitions. [2021-06-05 14:38:17,724 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,724 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1077 transitions. [2021-06-05 14:38:17,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,725 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,725 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-06-05 14:38:17,725 INFO L430 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,725 INFO L82 PathProgramCache]: Analyzing trace with hash 2015137509, now seen corresponding path program 4 times [2021-06-05 14:38:17,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035726412] [2021-06-05 14:38:17,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,753 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035726412] [2021-06-05 14:38:17,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035726412] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,754 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,754 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:17,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276856720] [2021-06-05 14:38:17,754 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:17,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:17,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,754 INFO L87 Difference]: Start difference. First operand 359 states and 1077 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,780 INFO L93 Difference]: Finished difference Result 439 states and 1246 transitions. [2021-06-05 14:38:17,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 14:38:17,780 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) Word has length 18 [2021-06-05 14:38:17,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,781 INFO L225 Difference]: With dead ends: 439 [2021-06-05 14:38:17,781 INFO L226 Difference]: Without dead ends: 431 [2021-06-05 14:38:17,781 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2021-06-05 14:38:17,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 359. [2021-06-05 14:38:17,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 3.0027932960893855) internal successors, (1075), 358 states have internal predecessors, (1075), 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) [2021-06-05 14:38:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1075 transitions. [2021-06-05 14:38:17,785 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1075 transitions. Word has length 18 [2021-06-05 14:38:17,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,786 INFO L482 AbstractCegarLoop]: Abstraction has 359 states and 1075 transitions. [2021-06-05 14:38:17,786 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,786 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1075 transitions. [2021-06-05 14:38:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,786 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,786 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,786 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-06-05 14:38:17,786 INFO L430 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,787 INFO L82 PathProgramCache]: Analyzing trace with hash 325544227, now seen corresponding path program 4 times [2021-06-05 14:38:17,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980212649] [2021-06-05 14:38:17,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,851 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,851 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980212649] [2021-06-05 14:38:17,851 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980212649] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,851 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,851 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 14:38:17,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571601183] [2021-06-05 14:38:17,851 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 14:38:17,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 14:38:17,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,852 INFO L87 Difference]: Start difference. First operand 359 states and 1075 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,933 INFO L93 Difference]: Finished difference Result 384 states and 1113 transitions. [2021-06-05 14:38:17,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 14:38:17,934 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) Word has length 18 [2021-06-05 14:38:17,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,934 INFO L225 Difference]: With dead ends: 384 [2021-06-05 14:38:17,934 INFO L226 Difference]: Without dead ends: 376 [2021-06-05 14:38:17,935 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 81.1ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-05 14:38:17,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-06-05 14:38:17,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 359. [2021-06-05 14:38:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 2.9972067039106145) internal successors, (1073), 358 states have internal predecessors, (1073), 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) [2021-06-05 14:38:17,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1073 transitions. [2021-06-05 14:38:17,947 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1073 transitions. Word has length 18 [2021-06-05 14:38:17,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:17,948 INFO L482 AbstractCegarLoop]: Abstraction has 359 states and 1073 transitions. [2021-06-05 14:38:17,948 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) [2021-06-05 14:38:17,948 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1073 transitions. [2021-06-05 14:38:17,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-06-05 14:38:17,948 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:17,948 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:17,949 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-06-05 14:38:17,949 INFO L430 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:17,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:17,949 INFO L82 PathProgramCache]: Analyzing trace with hash 724624817, now seen corresponding path program 5 times [2021-06-05 14:38:17,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:17,949 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362609894] [2021-06-05 14:38:17,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:17,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-05 14:38:17,969 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:17,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362609894] [2021-06-05 14:38:17,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362609894] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 14:38:17,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 14:38:17,970 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 14:38:17,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713629226] [2021-06-05 14:38:17,970 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 14:38:17,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:17,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 14:38:17,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 14:38:17,971 INFO L87 Difference]: Start difference. First operand 359 states and 1073 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:17,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:17,996 INFO L93 Difference]: Finished difference Result 386 states and 1114 transitions. [2021-06-05 14:38:17,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 14:38:17,997 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Word has length 18 [2021-06-05 14:38:17,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:17,998 INFO L225 Difference]: With dead ends: 386 [2021-06-05 14:38:17,998 INFO L226 Difference]: Without dead ends: 374 [2021-06-05 14:38:17,998 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 14:38:17,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-06-05 14:38:18,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 357. [2021-06-05 14:38:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 356 states have (on average 3.002808988764045) internal successors, (1069), 356 states have internal predecessors, (1069), 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) [2021-06-05 14:38:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 1069 transitions. [2021-06-05 14:38:18,008 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 1069 transitions. Word has length 18 [2021-06-05 14:38:18,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:18,008 INFO L482 AbstractCegarLoop]: Abstraction has 357 states and 1069 transitions. [2021-06-05 14:38:18,008 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2021-06-05 14:38:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1069 transitions. [2021-06-05 14:38:18,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:18,009 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:18,009 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:18,010 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2021-06-05 14:38:18,010 INFO L430 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:18,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:18,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1134434440, now seen corresponding path program 1 times [2021-06-05 14:38:18,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:18,010 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050645546] [2021-06-05 14:38:18,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:18,436 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:18,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050645546] [2021-06-05 14:38:18,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050645546] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:18,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2088992007] [2021-06-05 14:38:18,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:38:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:18,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:18,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:19,410 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2088992007] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:19,410 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:19,410 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 14:38:19,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398610173] [2021-06-05 14:38:19,411 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 14:38:19,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:19,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 14:38:19,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2021-06-05 14:38:19,411 INFO L87 Difference]: Start difference. First operand 357 states and 1069 transitions. Second operand has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:19,918 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-06-05 14:38:20,158 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-06-05 14:38:20,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:20,208 INFO L93 Difference]: Finished difference Result 564 states and 1674 transitions. [2021-06-05 14:38:20,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 14:38:20,208 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:38:20,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:20,210 INFO L225 Difference]: With dead ends: 564 [2021-06-05 14:38:20,210 INFO L226 Difference]: Without dead ends: 549 [2021-06-05 14:38:20,211 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 1330.6ms TimeCoverageRelationStatistics Valid=139, Invalid=461, Unknown=0, NotChecked=0, Total=600 [2021-06-05 14:38:20,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-06-05 14:38:20,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 383. [2021-06-05 14:38:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 3.0104712041884816) internal successors, (1150), 382 states have internal predecessors, (1150), 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) [2021-06-05 14:38:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 1150 transitions. [2021-06-05 14:38:20,221 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 1150 transitions. Word has length 20 [2021-06-05 14:38:20,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:20,221 INFO L482 AbstractCegarLoop]: Abstraction has 383 states and 1150 transitions. [2021-06-05 14:38:20,221 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1150 transitions. [2021-06-05 14:38:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:20,223 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:20,223 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:20,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-05 14:38:20,445 INFO L430 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:20,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:20,445 INFO L82 PathProgramCache]: Analyzing trace with hash 464235032, now seen corresponding path program 2 times [2021-06-05 14:38:20,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:20,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193499511] [2021-06-05 14:38:20,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:20,807 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35 [2021-06-05 14:38:20,962 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 39 [2021-06-05 14:38:21,088 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 41 [2021-06-05 14:38:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:21,254 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:21,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193499511] [2021-06-05 14:38:21,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193499511] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:21,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149734377] [2021-06-05 14:38:21,254 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 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 [2021-06-05 14:38:21,314 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:38:21,314 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:21,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:21,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:22,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149734377] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:22,006 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:22,006 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:38:22,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470129758] [2021-06-05 14:38:22,007 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:38:22,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:22,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:38:22,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:38:22,007 INFO L87 Difference]: Start difference. First operand 383 states and 1150 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:22,337 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2021-06-05 14:38:22,568 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 14:38:22,987 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2021-06-05 14:38:23,255 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 63 [2021-06-05 14:38:23,412 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 61 [2021-06-05 14:38:23,571 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-06-05 14:38:23,736 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2021-06-05 14:38:23,933 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 61 [2021-06-05 14:38:24,100 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 54 [2021-06-05 14:38:24,297 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-06-05 14:38:24,471 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2021-06-05 14:38:24,653 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-06-05 14:38:24,828 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 58 [2021-06-05 14:38:24,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:24,891 INFO L93 Difference]: Finished difference Result 599 states and 1774 transitions. [2021-06-05 14:38:24,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-05 14:38:24,891 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:38:24,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:24,893 INFO L225 Difference]: With dead ends: 599 [2021-06-05 14:38:24,893 INFO L226 Difference]: Without dead ends: 584 [2021-06-05 14:38:24,893 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 3553.7ms TimeCoverageRelationStatistics Valid=331, Invalid=1075, Unknown=0, NotChecked=0, Total=1406 [2021-06-05 14:38:24,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2021-06-05 14:38:24,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 389. [2021-06-05 14:38:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 388 states have (on average 3.038659793814433) internal successors, (1179), 388 states have internal predecessors, (1179), 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) [2021-06-05 14:38:24,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 1179 transitions. [2021-06-05 14:38:24,901 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 1179 transitions. Word has length 20 [2021-06-05 14:38:24,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:24,901 INFO L482 AbstractCegarLoop]: Abstraction has 389 states and 1179 transitions. [2021-06-05 14:38:24,901 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1179 transitions. [2021-06-05 14:38:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:24,902 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:24,902 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:25,116 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2021-06-05 14:38:25,117 INFO L430 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:25,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:25,117 INFO L82 PathProgramCache]: Analyzing trace with hash -2111156678, now seen corresponding path program 3 times [2021-06-05 14:38:25,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:25,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605714127] [2021-06-05 14:38:25,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:25,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:25,456 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:25,456 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605714127] [2021-06-05 14:38:25,456 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605714127] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:25,456 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576973118] [2021-06-05 14:38:25,456 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 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 [2021-06-05 14:38:25,496 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 14:38:25,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:25,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:25,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:26,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1576973118] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:26,147 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:26,147 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:38:26,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419918690] [2021-06-05 14:38:26,148 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:38:26,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:26,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:38:26,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:38:26,148 INFO L87 Difference]: Start difference. First operand 389 states and 1179 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:26,900 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 58 [2021-06-05 14:38:27,164 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 53 [2021-06-05 14:38:27,299 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2021-06-05 14:38:27,458 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-06-05 14:38:27,642 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 53 [2021-06-05 14:38:27,789 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-06-05 14:38:28,000 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2021-06-05 14:38:28,203 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2021-06-05 14:38:28,518 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 71 [2021-06-05 14:38:28,680 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-06-05 14:38:28,936 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2021-06-05 14:38:29,327 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 68 [2021-06-05 14:38:29,504 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2021-06-05 14:38:29,677 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2021-06-05 14:38:29,805 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2021-06-05 14:38:29,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:29,852 INFO L93 Difference]: Finished difference Result 647 states and 1914 transitions. [2021-06-05 14:38:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-05 14:38:29,852 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:38:29,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:29,854 INFO L225 Difference]: With dead ends: 647 [2021-06-05 14:38:29,854 INFO L226 Difference]: Without dead ends: 632 [2021-06-05 14:38:29,854 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 3827.4ms TimeCoverageRelationStatistics Valid=316, Invalid=1490, Unknown=0, NotChecked=0, Total=1806 [2021-06-05 14:38:29,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2021-06-05 14:38:29,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 402. [2021-06-05 14:38:29,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 401 states have (on average 3.0349127182044886) internal successors, (1217), 401 states have internal predecessors, (1217), 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) [2021-06-05 14:38:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 1217 transitions. [2021-06-05 14:38:29,862 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 1217 transitions. Word has length 20 [2021-06-05 14:38:29,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:29,862 INFO L482 AbstractCegarLoop]: Abstraction has 402 states and 1217 transitions. [2021-06-05 14:38:29,862 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:29,862 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1217 transitions. [2021-06-05 14:38:29,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:29,863 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:29,863 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:30,086 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:38:30,086 INFO L430 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:30,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:30,087 INFO L82 PathProgramCache]: Analyzing trace with hash 301436920, now seen corresponding path program 4 times [2021-06-05 14:38:30,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:30,087 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202740969] [2021-06-05 14:38:30,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:30,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:30,691 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:30,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202740969] [2021-06-05 14:38:30,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202740969] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:30,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52539073] [2021-06-05 14:38:30,691 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 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 [2021-06-05 14:38:30,738 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:38:30,738 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:30,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:30,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:31,206 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2021-06-05 14:38:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:31,475 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [52539073] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:31,475 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:31,475 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:38:31,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933213551] [2021-06-05 14:38:31,475 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:38:31,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:31,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:38:31,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:38:31,476 INFO L87 Difference]: Start difference. First operand 402 states and 1217 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:31,653 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2021-06-05 14:38:31,942 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 42 [2021-06-05 14:38:32,541 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 65 [2021-06-05 14:38:32,934 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2021-06-05 14:38:33,093 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 52 [2021-06-05 14:38:33,275 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 53 [2021-06-05 14:38:33,572 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 47 [2021-06-05 14:38:33,721 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 46 [2021-06-05 14:38:33,895 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 52 [2021-06-05 14:38:34,133 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 65 [2021-06-05 14:38:34,297 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2021-06-05 14:38:34,478 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 64 [2021-06-05 14:38:34,658 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2021-06-05 14:38:34,839 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-06-05 14:38:35,115 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 69 [2021-06-05 14:38:35,271 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 43 [2021-06-05 14:38:35,471 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 63 [2021-06-05 14:38:35,773 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 67 [2021-06-05 14:38:36,021 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 67 [2021-06-05 14:38:36,272 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 61 [2021-06-05 14:38:36,450 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 61 [2021-06-05 14:38:36,737 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 65 [2021-06-05 14:38:37,024 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2021-06-05 14:38:37,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:37,059 INFO L93 Difference]: Finished difference Result 679 states and 2017 transitions. [2021-06-05 14:38:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-05 14:38:37,059 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:38:37,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:37,060 INFO L225 Difference]: With dead ends: 679 [2021-06-05 14:38:37,060 INFO L226 Difference]: Without dead ends: 664 [2021-06-05 14:38:37,061 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 480 ImplicationChecksByTransitivity, 5985.4ms TimeCoverageRelationStatistics Valid=507, Invalid=2145, Unknown=0, NotChecked=0, Total=2652 [2021-06-05 14:38:37,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2021-06-05 14:38:37,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 402. [2021-06-05 14:38:37,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 401 states have (on average 3.0349127182044886) internal successors, (1217), 401 states have internal predecessors, (1217), 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) [2021-06-05 14:38:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 1217 transitions. [2021-06-05 14:38:37,067 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 1217 transitions. Word has length 20 [2021-06-05 14:38:37,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:37,068 INFO L482 AbstractCegarLoop]: Abstraction has 402 states and 1217 transitions. [2021-06-05 14:38:37,068 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:37,068 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1217 transitions. [2021-06-05 14:38:37,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:37,069 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:37,069 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:37,272 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2021-06-05 14:38:37,272 INFO L430 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:37,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:37,273 INFO L82 PathProgramCache]: Analyzing trace with hash 812620716, now seen corresponding path program 5 times [2021-06-05 14:38:37,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:37,273 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137823667] [2021-06-05 14:38:37,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:37,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:37,506 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:37,506 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137823667] [2021-06-05 14:38:37,506 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137823667] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:37,506 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041451034] [2021-06-05 14:38:37,506 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 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 [2021-06-05 14:38:37,540 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:38:37,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:37,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:37,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:38,206 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:38,206 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2041451034] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:38,206 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:38,206 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:38:38,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994918359] [2021-06-05 14:38:38,207 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:38:38,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:38,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:38:38,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:38:38,207 INFO L87 Difference]: Start difference. First operand 402 states and 1217 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:38,618 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2021-06-05 14:38:38,953 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2021-06-05 14:38:39,112 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2021-06-05 14:38:39,259 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2021-06-05 14:38:39,498 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2021-06-05 14:38:39,646 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-06-05 14:38:39,884 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2021-06-05 14:38:40,061 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-06-05 14:38:40,250 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-06-05 14:38:40,472 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2021-06-05 14:38:40,695 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2021-06-05 14:38:40,954 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-06-05 14:38:41,205 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2021-06-05 14:38:41,404 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 79 [2021-06-05 14:38:41,606 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 85 [2021-06-05 14:38:41,922 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 75 [2021-06-05 14:38:42,211 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2021-06-05 14:38:42,493 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 90 [2021-06-05 14:38:42,865 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 82 [2021-06-05 14:38:42,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:42,920 INFO L93 Difference]: Finished difference Result 754 states and 2210 transitions. [2021-06-05 14:38:42,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-05 14:38:42,921 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:38:42,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:42,922 INFO L225 Difference]: With dead ends: 754 [2021-06-05 14:38:42,922 INFO L226 Difference]: Without dead ends: 739 [2021-06-05 14:38:42,922 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 4706.6ms TimeCoverageRelationStatistics Valid=394, Invalid=1676, Unknown=0, NotChecked=0, Total=2070 [2021-06-05 14:38:42,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2021-06-05 14:38:42,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 424. [2021-06-05 14:38:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 423 states have (on average 3.0307328605200947) internal successors, (1282), 423 states have internal predecessors, (1282), 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) [2021-06-05 14:38:42,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 1282 transitions. [2021-06-05 14:38:42,931 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 1282 transitions. Word has length 20 [2021-06-05 14:38:42,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:42,931 INFO L482 AbstractCegarLoop]: Abstraction has 424 states and 1282 transitions. [2021-06-05 14:38:42,931 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1282 transitions. [2021-06-05 14:38:42,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:42,932 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:42,932 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:43,148 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable127 [2021-06-05 14:38:43,149 INFO L430 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:43,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:43,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1379795916, now seen corresponding path program 6 times [2021-06-05 14:38:43,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:43,149 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006710402] [2021-06-05 14:38:43,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:43,421 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:43,421 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006710402] [2021-06-05 14:38:43,421 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006710402] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:43,421 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604675762] [2021-06-05 14:38:43,421 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 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 [2021-06-05 14:38:43,455 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 14:38:43,455 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:43,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:43,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:43,840 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2021-06-05 14:38:44,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:44,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604675762] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:44,117 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:44,117 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 14:38:44,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198961320] [2021-06-05 14:38:44,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 14:38:44,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:44,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 14:38:44,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2021-06-05 14:38:44,118 INFO L87 Difference]: Start difference. First operand 424 states and 1282 transitions. Second operand has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:44,563 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2021-06-05 14:38:44,870 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2021-06-05 14:38:45,135 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-06-05 14:38:45,375 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-06-05 14:38:45,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:45,415 INFO L93 Difference]: Finished difference Result 695 states and 2046 transitions. [2021-06-05 14:38:45,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 14:38:45,415 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:38:45,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:45,416 INFO L225 Difference]: With dead ends: 695 [2021-06-05 14:38:45,416 INFO L226 Difference]: Without dead ends: 680 [2021-06-05 14:38:45,416 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1610.8ms TimeCoverageRelationStatistics Valid=135, Invalid=567, Unknown=0, NotChecked=0, Total=702 [2021-06-05 14:38:45,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2021-06-05 14:38:45,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 427. [2021-06-05 14:38:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 426 states have (on average 3.0375586854460095) internal successors, (1294), 426 states have internal predecessors, (1294), 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) [2021-06-05 14:38:45,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 1294 transitions. [2021-06-05 14:38:45,430 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 1294 transitions. Word has length 20 [2021-06-05 14:38:45,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:45,430 INFO L482 AbstractCegarLoop]: Abstraction has 427 states and 1294 transitions. [2021-06-05 14:38:45,430 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:45,430 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1294 transitions. [2021-06-05 14:38:45,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:45,431 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:45,431 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:45,652 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:38:45,653 INFO L430 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:45,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:45,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1032797682, now seen corresponding path program 7 times [2021-06-05 14:38:45,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:45,653 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596333082] [2021-06-05 14:38:45,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:45,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:45,975 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:45,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596333082] [2021-06-05 14:38:45,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596333082] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:45,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40919851] [2021-06-05 14:38:45,976 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 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 [2021-06-05 14:38:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:46,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:46,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:46,347 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2021-06-05 14:38:46,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:46,698 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40919851] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:46,698 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:46,698 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 14:38:46,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711087381] [2021-06-05 14:38:46,699 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 14:38:46,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:46,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 14:38:46,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2021-06-05 14:38:46,699 INFO L87 Difference]: Start difference. First operand 427 states and 1294 transitions. Second operand has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:46,866 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2021-06-05 14:38:47,049 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-06-05 14:38:47,295 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-06-05 14:38:47,558 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-06-05 14:38:48,024 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-05 14:38:48,316 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-06-05 14:38:48,545 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2021-06-05 14:38:48,767 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2021-06-05 14:38:48,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:48,816 INFO L93 Difference]: Finished difference Result 740 states and 2183 transitions. [2021-06-05 14:38:48,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 14:38:48,816 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:38:48,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:48,818 INFO L225 Difference]: With dead ends: 740 [2021-06-05 14:38:48,818 INFO L226 Difference]: Without dead ends: 725 [2021-06-05 14:38:48,818 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 2559.9ms TimeCoverageRelationStatistics Valid=241, Invalid=881, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 14:38:48,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2021-06-05 14:38:48,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 424. [2021-06-05 14:38:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 423 states have (on average 3.0307328605200947) internal successors, (1282), 423 states have internal predecessors, (1282), 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) [2021-06-05 14:38:48,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 1282 transitions. [2021-06-05 14:38:48,826 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 1282 transitions. Word has length 20 [2021-06-05 14:38:48,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:48,826 INFO L482 AbstractCegarLoop]: Abstraction has 424 states and 1282 transitions. [2021-06-05 14:38:48,826 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1282 transitions. [2021-06-05 14:38:48,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:48,827 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:48,827 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:49,040 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:38:49,041 INFO L430 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:49,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:49,041 INFO L82 PathProgramCache]: Analyzing trace with hash 695728536, now seen corresponding path program 8 times [2021-06-05 14:38:49,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:49,041 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618871230] [2021-06-05 14:38:49,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:49,295 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:49,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618871230] [2021-06-05 14:38:49,295 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618871230] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:49,295 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135046775] [2021-06-05 14:38:49,295 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-06-05 14:38:49,329 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:38:49,329 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:49,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:49,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:49,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:49,892 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135046775] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:49,892 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:49,892 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 14:38:49,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779270404] [2021-06-05 14:38:49,892 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 14:38:49,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:49,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 14:38:49,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2021-06-05 14:38:49,893 INFO L87 Difference]: Start difference. First operand 424 states and 1282 transitions. Second operand has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:50,351 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-06-05 14:38:50,499 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2021-06-05 14:38:50,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:50,521 INFO L93 Difference]: Finished difference Result 644 states and 1920 transitions. [2021-06-05 14:38:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-05 14:38:50,521 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:38:50,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:50,522 INFO L225 Difference]: With dead ends: 644 [2021-06-05 14:38:50,522 INFO L226 Difference]: Without dead ends: 629 [2021-06-05 14:38:50,522 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1044.6ms TimeCoverageRelationStatistics Valid=142, Invalid=508, Unknown=0, NotChecked=0, Total=650 [2021-06-05 14:38:50,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2021-06-05 14:38:50,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 433. [2021-06-05 14:38:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 432 states have (on average 3.037037037037037) internal successors, (1312), 432 states have internal predecessors, (1312), 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) [2021-06-05 14:38:50,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 1312 transitions. [2021-06-05 14:38:50,527 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 1312 transitions. Word has length 20 [2021-06-05 14:38:50,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:50,528 INFO L482 AbstractCegarLoop]: Abstraction has 433 states and 1312 transitions. [2021-06-05 14:38:50,528 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1312 transitions. [2021-06-05 14:38:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:50,529 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:50,529 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:50,746 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable192 [2021-06-05 14:38:50,746 INFO L430 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:50,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:50,746 INFO L82 PathProgramCache]: Analyzing trace with hash -2000569288, now seen corresponding path program 9 times [2021-06-05 14:38:50,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:50,746 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536815831] [2021-06-05 14:38:50,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:51,031 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:51,031 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536815831] [2021-06-05 14:38:51,031 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536815831] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:51,031 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689594866] [2021-06-05 14:38:51,031 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 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 [2021-06-05 14:38:51,074 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 14:38:51,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:51,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:51,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:51,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:51,718 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689594866] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:51,718 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:51,718 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 14:38:51,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548250475] [2021-06-05 14:38:51,718 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 14:38:51,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:51,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 14:38:51,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2021-06-05 14:38:51,718 INFO L87 Difference]: Start difference. First operand 433 states and 1312 transitions. Second operand has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:52,027 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2021-06-05 14:38:52,270 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-06-05 14:38:52,490 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-06-05 14:38:52,805 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-06-05 14:38:52,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:52,830 INFO L93 Difference]: Finished difference Result 680 states and 2017 transitions. [2021-06-05 14:38:52,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-05 14:38:52,830 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:38:52,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:52,831 INFO L225 Difference]: With dead ends: 680 [2021-06-05 14:38:52,831 INFO L226 Difference]: Without dead ends: 665 [2021-06-05 14:38:52,832 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 1598.5ms TimeCoverageRelationStatistics Valid=216, Invalid=714, Unknown=0, NotChecked=0, Total=930 [2021-06-05 14:38:52,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2021-06-05 14:38:52,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 430. [2021-06-05 14:38:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 429 states have (on average 3.0303030303030303) internal successors, (1300), 429 states have internal predecessors, (1300), 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) [2021-06-05 14:38:52,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 1300 transitions. [2021-06-05 14:38:52,838 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 1300 transitions. Word has length 20 [2021-06-05 14:38:52,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:52,838 INFO L482 AbstractCegarLoop]: Abstraction has 430 states and 1300 transitions. [2021-06-05 14:38:52,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.894736842105263) internal successors, (36), 19 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:38:52,838 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1300 transitions. [2021-06-05 14:38:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:52,839 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:52,839 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:53,044 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:38:53,045 INFO L430 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:53,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:53,045 INFO L82 PathProgramCache]: Analyzing trace with hash -280993702, now seen corresponding path program 10 times [2021-06-05 14:38:53,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:53,045 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375932635] [2021-06-05 14:38:53,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:53,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:53,525 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:53,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375932635] [2021-06-05 14:38:53,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375932635] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:53,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [751468733] [2021-06-05 14:38:53,526 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 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 [2021-06-05 14:38:53,579 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:38:53,579 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:53,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:53,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:54,037 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 53 [2021-06-05 14:38:54,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:54,255 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [751468733] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:54,255 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:38:54,256 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:38:54,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087308236] [2021-06-05 14:38:54,256 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:38:54,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:38:54,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:38:54,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:38:54,256 INFO L87 Difference]: Start difference. First operand 430 states and 1300 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:54,408 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2021-06-05 14:38:54,572 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2021-06-05 14:38:54,805 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2021-06-05 14:38:55,039 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2021-06-05 14:38:55,232 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-06-05 14:38:55,415 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2021-06-05 14:38:55,660 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 64 [2021-06-05 14:38:55,815 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2021-06-05 14:38:55,994 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2021-06-05 14:38:56,319 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2021-06-05 14:38:56,810 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 78 [2021-06-05 14:38:56,955 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2021-06-05 14:38:57,254 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 68 [2021-06-05 14:38:57,556 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2021-06-05 14:38:58,049 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-06-05 14:38:58,346 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 65 [2021-06-05 14:38:58,580 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2021-06-05 14:38:58,797 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2021-06-05 14:38:58,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:38:58,863 INFO L93 Difference]: Finished difference Result 710 states and 2077 transitions. [2021-06-05 14:38:58,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-05 14:38:58,864 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:38:58,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:38:58,865 INFO L225 Difference]: With dead ends: 710 [2021-06-05 14:38:58,865 INFO L226 Difference]: Without dead ends: 695 [2021-06-05 14:38:58,865 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 5043.0ms TimeCoverageRelationStatistics Valid=297, Invalid=1263, Unknown=0, NotChecked=0, Total=1560 [2021-06-05 14:38:58,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2021-06-05 14:38:58,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 433. [2021-06-05 14:38:58,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 432 states have (on average 3.037037037037037) internal successors, (1312), 432 states have internal predecessors, (1312), 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) [2021-06-05 14:38:58,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 1312 transitions. [2021-06-05 14:38:58,873 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 1312 transitions. Word has length 20 [2021-06-05 14:38:58,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:38:58,873 INFO L482 AbstractCegarLoop]: Abstraction has 433 states and 1312 transitions. [2021-06-05 14:38:58,873 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:38:58,873 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1312 transitions. [2021-06-05 14:38:58,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:38:58,874 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:38:58,874 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:38:59,088 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:38:59,089 INFO L430 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:38:59,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:38:59,089 INFO L82 PathProgramCache]: Analyzing trace with hash 2131599896, now seen corresponding path program 11 times [2021-06-05 14:38:59,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:38:59,089 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423392972] [2021-06-05 14:38:59,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:38:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:38:59,419 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-06-05 14:38:59,483 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:38:59,483 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:38:59,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423392972] [2021-06-05 14:38:59,484 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423392972] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:38:59,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141259683] [2021-06-05 14:38:59,484 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 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 [2021-06-05 14:38:59,521 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-05 14:38:59,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:38:59,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:38:59,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:38:59,953 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2021-06-05 14:39:00,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:00,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141259683] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:00,202 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:00,202 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:39:00,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703884096] [2021-06-05 14:39:00,203 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:39:00,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:00,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:39:00,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:39:00,203 INFO L87 Difference]: Start difference. First operand 433 states and 1312 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:00,704 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-06-05 14:39:00,892 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 59 [2021-06-05 14:39:01,293 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-06-05 14:39:01,579 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2021-06-05 14:39:01,764 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-06-05 14:39:02,147 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2021-06-05 14:39:02,265 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-06-05 14:39:02,435 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2021-06-05 14:39:02,603 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2021-06-05 14:39:02,864 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2021-06-05 14:39:03,017 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2021-06-05 14:39:03,191 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-06-05 14:39:03,379 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2021-06-05 14:39:03,529 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 56 [2021-06-05 14:39:03,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:03,584 INFO L93 Difference]: Finished difference Result 686 states and 2035 transitions. [2021-06-05 14:39:03,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-05 14:39:03,584 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:39:03,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:03,585 INFO L225 Difference]: With dead ends: 686 [2021-06-05 14:39:03,585 INFO L226 Difference]: Without dead ends: 671 [2021-06-05 14:39:03,585 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 3775.0ms TimeCoverageRelationStatistics Valid=369, Invalid=1353, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 14:39:03,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2021-06-05 14:39:03,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 427. [2021-06-05 14:39:03,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 426 states have (on average 3.0305164319248825) internal successors, (1291), 426 states have internal predecessors, (1291), 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) [2021-06-05 14:39:03,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 1291 transitions. [2021-06-05 14:39:03,591 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 1291 transitions. Word has length 20 [2021-06-05 14:39:03,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:03,591 INFO L482 AbstractCegarLoop]: Abstraction has 427 states and 1291 transitions. [2021-06-05 14:39:03,591 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:03,591 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1291 transitions. [2021-06-05 14:39:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:03,592 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:03,592 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:03,804 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable247 [2021-06-05 14:39:03,804 INFO L430 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:03,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:03,804 INFO L82 PathProgramCache]: Analyzing trace with hash -616411988, now seen corresponding path program 12 times [2021-06-05 14:39:03,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:03,805 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864026923] [2021-06-05 14:39:03,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:04,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:04,342 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:04,342 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864026923] [2021-06-05 14:39:04,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864026923] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:04,342 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517873934] [2021-06-05 14:39:04,342 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 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 [2021-06-05 14:39:04,385 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 14:39:04,385 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:39:04,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:39:04,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:39:04,984 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:04,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517873934] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:04,984 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:04,984 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:39:04,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538937110] [2021-06-05 14:39:04,984 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:39:04,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:04,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:39:04,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:39:04,985 INFO L87 Difference]: Start difference. First operand 427 states and 1291 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:05,120 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2021-06-05 14:39:05,468 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2021-06-05 14:39:05,727 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2021-06-05 14:39:05,875 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-06-05 14:39:06,105 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 39 [2021-06-05 14:39:06,355 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2021-06-05 14:39:06,506 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 43 [2021-06-05 14:39:06,727 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 62 [2021-06-05 14:39:06,971 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2021-06-05 14:39:07,114 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2021-06-05 14:39:07,366 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 66 [2021-06-05 14:39:07,614 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2021-06-05 14:39:07,799 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 59 [2021-06-05 14:39:08,148 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 81 [2021-06-05 14:39:08,383 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-06-05 14:39:08,703 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2021-06-05 14:39:08,938 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 72 [2021-06-05 14:39:08,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:08,984 INFO L93 Difference]: Finished difference Result 754 states and 2221 transitions. [2021-06-05 14:39:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-05 14:39:08,984 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:39:08,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:08,985 INFO L225 Difference]: With dead ends: 754 [2021-06-05 14:39:08,985 INFO L226 Difference]: Without dead ends: 739 [2021-06-05 14:39:08,985 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 4468.2ms TimeCoverageRelationStatistics Valid=342, Invalid=1380, Unknown=0, NotChecked=0, Total=1722 [2021-06-05 14:39:08,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2021-06-05 14:39:08,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 436. [2021-06-05 14:39:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 435 states have (on average 3.0298850574712644) internal successors, (1318), 435 states have internal predecessors, (1318), 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) [2021-06-05 14:39:08,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 1318 transitions. [2021-06-05 14:39:08,991 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 1318 transitions. Word has length 20 [2021-06-05 14:39:08,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:08,991 INFO L482 AbstractCegarLoop]: Abstraction has 436 states and 1318 transitions. [2021-06-05 14:39:08,991 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:08,991 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1318 transitions. [2021-06-05 14:39:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:08,992 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:08,992 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:09,196 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:39:09,197 INFO L430 AbstractCegarLoop]: === Iteration 61 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:09,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:09,197 INFO L82 PathProgramCache]: Analyzing trace with hash -668751562, now seen corresponding path program 13 times [2021-06-05 14:39:09,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:09,197 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097363478] [2021-06-05 14:39:09,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:09,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:09,649 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:09,649 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097363478] [2021-06-05 14:39:09,649 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097363478] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:09,649 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969971888] [2021-06-05 14:39:09,649 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 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 [2021-06-05 14:39:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:09,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:39:09,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:39:10,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:10,213 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969971888] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:10,213 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:10,213 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:39:10,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553879361] [2021-06-05 14:39:10,213 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:39:10,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:10,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:39:10,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:39:10,221 INFO L87 Difference]: Start difference. First operand 436 states and 1318 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:10,471 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 14:39:11,056 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-06-05 14:39:11,340 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2021-06-05 14:39:11,604 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2021-06-05 14:39:11,832 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 73 [2021-06-05 14:39:12,028 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2021-06-05 14:39:12,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:12,165 INFO L93 Difference]: Finished difference Result 618 states and 1843 transitions. [2021-06-05 14:39:12,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 14:39:12,166 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:39:12,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:12,166 INFO L225 Difference]: With dead ends: 618 [2021-06-05 14:39:12,166 INFO L226 Difference]: Without dead ends: 603 [2021-06-05 14:39:12,167 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 2360.6ms TimeCoverageRelationStatistics Valid=217, Invalid=905, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 14:39:12,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2021-06-05 14:39:12,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 452. [2021-06-05 14:39:12,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 451 states have (on average 3.0376940133037693) internal successors, (1370), 451 states have internal predecessors, (1370), 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) [2021-06-05 14:39:12,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 1370 transitions. [2021-06-05 14:39:12,172 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 1370 transitions. Word has length 20 [2021-06-05 14:39:12,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:12,172 INFO L482 AbstractCegarLoop]: Abstraction has 452 states and 1370 transitions. [2021-06-05 14:39:12,172 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:12,172 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1370 transitions. [2021-06-05 14:39:12,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:12,173 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:12,173 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:12,396 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable285 [2021-06-05 14:39:12,396 INFO L430 AbstractCegarLoop]: === Iteration 62 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:12,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:12,397 INFO L82 PathProgramCache]: Analyzing trace with hash 929917910, now seen corresponding path program 14 times [2021-06-05 14:39:12,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:12,397 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110968181] [2021-06-05 14:39:12,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:12,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:12,655 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:12,655 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110968181] [2021-06-05 14:39:12,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110968181] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:12,655 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015661140] [2021-06-05 14:39:12,655 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 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 [2021-06-05 14:39:12,705 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:39:12,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:39:12,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:39:12,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:39:22,027 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 5 treesize of output 3 [2021-06-05 14:39:22,030 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,070 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:22,072 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,100 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,140 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,169 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,170 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,195 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,219 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,237 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,261 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,282 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,308 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 5 treesize of output 3 [2021-06-05 14:39:22,310 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,344 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,372 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,393 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,431 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,458 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,459 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,485 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,509 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:22,510 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,538 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,560 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,589 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,615 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,616 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,641 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,665 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,698 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,725 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:22,725 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,752 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,779 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,805 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,833 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:22,834 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:22,866 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:39:22,866 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,894 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,924 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,956 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:22,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:22,979 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,011 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:23,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:23,049 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:39:23,050 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:23,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:23,086 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:39:23,087 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,118 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,145 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,179 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,214 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,244 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,245 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,276 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,311 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,342 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,374 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,404 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,438 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,477 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,498 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,519 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,520 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,542 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,562 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,563 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,586 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,587 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,609 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,610 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,635 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,661 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,681 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:23,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:23,706 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:39:23,706 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,727 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,750 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,751 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,769 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,769 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,789 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,819 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,844 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,864 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,865 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,890 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,911 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:23,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:23,937 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:23,938 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,961 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:23,984 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:23,985 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,008 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,009 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,026 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,027 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,044 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,063 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,089 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,115 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,137 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:24,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:24,163 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:39:24,164 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,187 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,210 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,238 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,261 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,291 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,316 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,317 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,343 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 13 treesize of output 9 [2021-06-05 14:39:24,345 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,369 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,399 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,423 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,424 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,458 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,459 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,484 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,513 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,538 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,564 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,595 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,621 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,622 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,653 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,687 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,704 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,724 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,744 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,760 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,776 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,792 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,809 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,829 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,848 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,863 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,863 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,887 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,908 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,929 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,947 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,970 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:24,986 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:24,987 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,012 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,030 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,031 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,054 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,073 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,092 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,116 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,134 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,135 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,159 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:25,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:25,178 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:25,178 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,199 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,220 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,243 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,270 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,296 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,297 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,320 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,321 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,344 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,345 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,369 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,392 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,418 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,441 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,442 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:25,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:25,466 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:25,467 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,491 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,513 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,514 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,539 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,563 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:25,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:25,587 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:25,588 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,626 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,654 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,675 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,698 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,725 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,750 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,775 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,800 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,826 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,857 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,888 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,919 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,961 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,962 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,976 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:25,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:25,990 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,004 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,018 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,034 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,034 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:26,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:26,050 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:26,050 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,064 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,065 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:26,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:26,080 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:26,081 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,095 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,108 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,124 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,125 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,138 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,154 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,166 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,167 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,180 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,198 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,221 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,237 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,253 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,268 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,268 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,285 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,300 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,301 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,319 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,332 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,333 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,348 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,367 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,388 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,388 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,404 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,436 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,456 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,472 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,494 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,513 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,527 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,528 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,542 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,563 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,578 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,598 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,619 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,635 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,651 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,671 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,691 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,707 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,708 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,724 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,757 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,778 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,799 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,817 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:26,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:26,838 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:26,839 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,861 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,883 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,903 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,926 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,944 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,945 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:26,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:26,966 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:26,966 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:26,985 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:26,986 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,007 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,030 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,055 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,077 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,100 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,124 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,146 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,168 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,214 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,229 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,244 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,244 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,259 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,275 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,290 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,307 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,319 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,336 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,352 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,368 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,382 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,397 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,398 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,410 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,411 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,423 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,424 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,439 INFO L550 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,453 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 13 treesize of output 9 [2021-06-05 14:39:27,455 INFO L550 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,468 INFO L550 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,481 INFO L550 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,494 INFO L550 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,510 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,511 INFO L550 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,525 INFO L550 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,539 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,540 INFO L550 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,555 INFO L550 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,570 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,571 INFO L550 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,586 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,587 INFO L550 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,603 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,604 INFO L550 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,615 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,616 INFO L550 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,627 INFO L550 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,641 INFO L550 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,653 INFO L550 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,665 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,666 INFO L550 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,681 INFO L550 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,695 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,696 INFO L550 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,710 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,711 INFO L550 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:27,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:27,724 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:27,725 INFO L550 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,744 INFO L550 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,759 INFO L550 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,773 INFO L550 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,784 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,784 INFO L550 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,798 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,798 INFO L550 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,811 INFO L550 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,824 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,824 INFO L550 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:27,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:27,836 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:39:27,837 INFO L550 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,852 INFO L550 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,866 INFO L550 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,879 INFO L550 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,892 INFO L550 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,905 INFO L550 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,916 INFO L550 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,932 INFO L550 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,948 INFO L550 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,961 INFO L550 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:27,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:27,972 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:27,973 INFO L550 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,983 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,983 INFO L550 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:27,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:27,995 INFO L550 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,009 INFO L550 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,021 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,022 INFO L550 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,034 INFO L550 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,044 INFO L550 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,056 INFO L550 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,070 INFO L550 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,086 INFO L550 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,099 INFO L550 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,110 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,111 INFO L550 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,122 INFO L550 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,137 INFO L550 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,154 INFO L550 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,172 INFO L550 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,190 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,191 INFO L550 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,208 INFO L550 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,225 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:28,225 INFO L550 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,244 INFO L550 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,260 INFO L550 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,278 INFO L550 ElimStorePlain]: Start of recursive call 295: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,294 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:28,295 INFO L550 ElimStorePlain]: Start of recursive call 296: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,311 INFO L550 ElimStorePlain]: Start of recursive call 297: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,326 INFO L550 ElimStorePlain]: Start of recursive call 298: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,341 INFO L550 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,358 INFO L550 ElimStorePlain]: Start of recursive call 300: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,374 INFO L550 ElimStorePlain]: Start of recursive call 301: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,390 INFO L550 ElimStorePlain]: Start of recursive call 302: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,405 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,406 INFO L550 ElimStorePlain]: Start of recursive call 303: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,425 INFO L550 ElimStorePlain]: Start of recursive call 304: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,444 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,444 INFO L550 ElimStorePlain]: Start of recursive call 305: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,462 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,463 INFO L550 ElimStorePlain]: Start of recursive call 306: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,478 INFO L550 ElimStorePlain]: Start of recursive call 307: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,492 INFO L550 ElimStorePlain]: Start of recursive call 308: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,507 INFO L550 ElimStorePlain]: Start of recursive call 309: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,524 INFO L550 ElimStorePlain]: Start of recursive call 310: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,542 INFO L550 ElimStorePlain]: Start of recursive call 311: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,557 INFO L550 ElimStorePlain]: Start of recursive call 312: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,570 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,570 INFO L550 ElimStorePlain]: Start of recursive call 313: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,586 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,587 INFO L550 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,601 INFO L550 ElimStorePlain]: Start of recursive call 315: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,618 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,619 INFO L550 ElimStorePlain]: Start of recursive call 316: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,635 INFO L550 ElimStorePlain]: Start of recursive call 317: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,654 INFO L550 ElimStorePlain]: Start of recursive call 318: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,671 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:28,672 INFO L550 ElimStorePlain]: Start of recursive call 319: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,687 INFO L550 ElimStorePlain]: Start of recursive call 320: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,703 INFO L550 ElimStorePlain]: Start of recursive call 321: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,721 INFO L550 ElimStorePlain]: Start of recursive call 322: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,739 INFO L550 ElimStorePlain]: Start of recursive call 323: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,754 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,755 INFO L550 ElimStorePlain]: Start of recursive call 324: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,782 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,783 INFO L550 ElimStorePlain]: Start of recursive call 325: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,799 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:28,800 INFO L550 ElimStorePlain]: Start of recursive call 326: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,817 INFO L550 ElimStorePlain]: Start of recursive call 327: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,844 INFO L550 ElimStorePlain]: Start of recursive call 328: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,852 INFO L550 ElimStorePlain]: Start of recursive call 329: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:28,859 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:39:28,861 INFO L550 ElimStorePlain]: Start of recursive call 330: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,867 INFO L550 ElimStorePlain]: Start of recursive call 331: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,875 INFO L550 ElimStorePlain]: Start of recursive call 332: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,883 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,884 INFO L550 ElimStorePlain]: Start of recursive call 333: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,892 INFO L550 ElimStorePlain]: Start of recursive call 334: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,899 INFO L550 ElimStorePlain]: Start of recursive call 335: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,907 INFO L550 ElimStorePlain]: Start of recursive call 336: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,914 INFO L550 ElimStorePlain]: Start of recursive call 337: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,921 INFO L550 ElimStorePlain]: Start of recursive call 338: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,927 INFO L550 ElimStorePlain]: Start of recursive call 339: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,934 INFO L550 ElimStorePlain]: Start of recursive call 340: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,941 INFO L550 ElimStorePlain]: Start of recursive call 341: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,948 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,949 INFO L550 ElimStorePlain]: Start of recursive call 342: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,956 INFO L550 ElimStorePlain]: Start of recursive call 343: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,965 INFO L550 ElimStorePlain]: Start of recursive call 344: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,973 INFO L550 ElimStorePlain]: Start of recursive call 345: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,982 INFO L550 ElimStorePlain]: Start of recursive call 346: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:28,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:28,992 INFO L550 ElimStorePlain]: Start of recursive call 347: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,001 INFO L550 ElimStorePlain]: Start of recursive call 348: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,008 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,008 INFO L550 ElimStorePlain]: Start of recursive call 349: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,015 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,015 INFO L550 ElimStorePlain]: Start of recursive call 350: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,022 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,023 INFO L550 ElimStorePlain]: Start of recursive call 351: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,030 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,031 INFO L550 ElimStorePlain]: Start of recursive call 352: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,040 INFO L550 ElimStorePlain]: Start of recursive call 353: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,048 INFO L550 ElimStorePlain]: Start of recursive call 354: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:29,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:29,056 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:29,056 INFO L550 ElimStorePlain]: Start of recursive call 355: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,063 INFO L550 ElimStorePlain]: Start of recursive call 356: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,071 INFO L550 ElimStorePlain]: Start of recursive call 357: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,079 INFO L550 ElimStorePlain]: Start of recursive call 358: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,087 INFO L550 ElimStorePlain]: Start of recursive call 359: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,096 INFO L550 ElimStorePlain]: Start of recursive call 360: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,104 INFO L550 ElimStorePlain]: Start of recursive call 361: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,110 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,111 INFO L550 ElimStorePlain]: Start of recursive call 362: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,119 INFO L550 ElimStorePlain]: Start of recursive call 363: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,128 INFO L550 ElimStorePlain]: Start of recursive call 364: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,134 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,135 INFO L550 ElimStorePlain]: Start of recursive call 365: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,142 INFO L550 ElimStorePlain]: Start of recursive call 366: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,149 INFO L550 ElimStorePlain]: Start of recursive call 367: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,155 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,156 INFO L550 ElimStorePlain]: Start of recursive call 368: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,165 INFO L550 ElimStorePlain]: Start of recursive call 369: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,172 INFO L550 ElimStorePlain]: Start of recursive call 370: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,180 INFO L550 ElimStorePlain]: Start of recursive call 371: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,188 INFO L550 ElimStorePlain]: Start of recursive call 372: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,195 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 13 treesize of output 9 [2021-06-05 14:39:29,196 INFO L550 ElimStorePlain]: Start of recursive call 373: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,203 INFO L550 ElimStorePlain]: Start of recursive call 374: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,210 INFO L550 ElimStorePlain]: Start of recursive call 375: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:29,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:29,217 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:29,218 INFO L550 ElimStorePlain]: Start of recursive call 376: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,226 INFO L550 ElimStorePlain]: Start of recursive call 377: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,234 INFO L550 ElimStorePlain]: Start of recursive call 378: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:29,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:29,243 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:29,244 INFO L550 ElimStorePlain]: Start of recursive call 379: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,253 INFO L550 ElimStorePlain]: Start of recursive call 380: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,260 INFO L550 ElimStorePlain]: Start of recursive call 381: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,267 INFO L550 ElimStorePlain]: Start of recursive call 382: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,276 INFO L550 ElimStorePlain]: Start of recursive call 383: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,286 INFO L550 ElimStorePlain]: Start of recursive call 384: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,297 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 13 treesize of output 9 [2021-06-05 14:39:29,299 INFO L550 ElimStorePlain]: Start of recursive call 385: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,308 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,309 INFO L550 ElimStorePlain]: Start of recursive call 386: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,315 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,316 INFO L550 ElimStorePlain]: Start of recursive call 387: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,323 INFO L550 ElimStorePlain]: Start of recursive call 388: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,329 INFO L550 ElimStorePlain]: Start of recursive call 389: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,336 INFO L550 ElimStorePlain]: Start of recursive call 390: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,343 INFO L550 ElimStorePlain]: Start of recursive call 391: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,349 INFO L550 ElimStorePlain]: Start of recursive call 392: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,356 INFO L550 ElimStorePlain]: Start of recursive call 393: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,361 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,362 INFO L550 ElimStorePlain]: Start of recursive call 394: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,367 INFO L550 ElimStorePlain]: Start of recursive call 395: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,372 INFO L550 ElimStorePlain]: Start of recursive call 396: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,379 INFO L550 ElimStorePlain]: Start of recursive call 397: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,384 INFO L550 ElimStorePlain]: Start of recursive call 398: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,388 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,389 INFO L550 ElimStorePlain]: Start of recursive call 399: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,394 INFO L550 ElimStorePlain]: Start of recursive call 400: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,400 INFO L550 ElimStorePlain]: Start of recursive call 401: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,404 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,405 INFO L550 ElimStorePlain]: Start of recursive call 402: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,410 INFO L550 ElimStorePlain]: Start of recursive call 403: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,415 INFO L550 ElimStorePlain]: Start of recursive call 404: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:29,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:29,422 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:29,423 INFO L550 ElimStorePlain]: Start of recursive call 405: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,427 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,428 INFO L550 ElimStorePlain]: Start of recursive call 406: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,433 INFO L550 ElimStorePlain]: Start of recursive call 407: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,438 INFO L550 ElimStorePlain]: Start of recursive call 408: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,443 INFO L550 ElimStorePlain]: Start of recursive call 409: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,448 INFO L550 ElimStorePlain]: Start of recursive call 410: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,453 INFO L550 ElimStorePlain]: Start of recursive call 411: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,468 INFO L550 ElimStorePlain]: Start of recursive call 412: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,476 INFO L550 ElimStorePlain]: Start of recursive call 413: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,482 INFO L550 ElimStorePlain]: Start of recursive call 414: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,488 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,489 INFO L550 ElimStorePlain]: Start of recursive call 415: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,497 INFO L550 ElimStorePlain]: Start of recursive call 416: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,503 INFO L550 ElimStorePlain]: Start of recursive call 417: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,509 INFO L550 ElimStorePlain]: Start of recursive call 418: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,785 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2021-06-05 14:39:29,786 INFO L628 ElimStorePlain]: treesize reduction 163, result has 66.1 percent of original size [2021-06-05 14:39:29,790 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 5 treesize of output 3 [2021-06-05 14:39:29,791 INFO L550 ElimStorePlain]: Start of recursive call 419: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,794 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 5 treesize of output 3 [2021-06-05 14:39:29,795 INFO L550 ElimStorePlain]: Start of recursive call 420: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,798 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,799 INFO L550 ElimStorePlain]: Start of recursive call 421: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,802 INFO L550 ElimStorePlain]: Start of recursive call 422: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,805 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 13 treesize of output 9 [2021-06-05 14:39:29,806 INFO L550 ElimStorePlain]: Start of recursive call 423: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,809 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 13 treesize of output 9 [2021-06-05 14:39:29,810 INFO L550 ElimStorePlain]: Start of recursive call 424: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,813 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 13 treesize of output 9 [2021-06-05 14:39:29,814 INFO L550 ElimStorePlain]: Start of recursive call 425: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,818 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 5 treesize of output 3 [2021-06-05 14:39:29,818 INFO L550 ElimStorePlain]: Start of recursive call 426: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:29,822 INFO L550 ElimStorePlain]: Start of recursive call 427: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,825 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 13 treesize of output 9 [2021-06-05 14:39:29,826 INFO L550 ElimStorePlain]: Start of recursive call 428: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:29,956 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-06-05 14:39:29,956 INFO L628 ElimStorePlain]: treesize reduction 4, result has 97.7 percent of original size [2021-06-05 14:39:29,960 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-06-05 14:39:29,960 INFO L247 ElimStorePlain]: Needed 428 recursive calls to eliminate 3 variables, input treesize:20621, output treesize:112 [2021-06-05 14:39:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:30,208 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2015661140] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:30,208 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:30,208 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 14:39:30,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452174918] [2021-06-05 14:39:30,209 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 14:39:30,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:30,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 14:39:30,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:39:30,209 INFO L87 Difference]: Start difference. First operand 452 states and 1370 transitions. Second operand has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:39:30,443 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 37 [2021-06-05 14:39:30,938 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-06-05 14:39:31,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:31,111 INFO L93 Difference]: Finished difference Result 592 states and 1764 transitions. [2021-06-05 14:39:31,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-05 14:39:31,111 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:39:31,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:31,112 INFO L225 Difference]: With dead ends: 592 [2021-06-05 14:39:31,112 INFO L226 Difference]: Without dead ends: 577 [2021-06-05 14:39:31,112 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 1297.5ms TimeCoverageRelationStatistics Valid=181, Invalid=521, Unknown=0, NotChecked=0, Total=702 [2021-06-05 14:39:31,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2021-06-05 14:39:31,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 450. [2021-06-05 14:39:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 449 states have (on average 3.035634743875278) internal successors, (1363), 449 states have internal predecessors, (1363), 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) [2021-06-05 14:39:31,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1363 transitions. [2021-06-05 14:39:31,118 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1363 transitions. Word has length 20 [2021-06-05 14:39:31,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:31,118 INFO L482 AbstractCegarLoop]: Abstraction has 450 states and 1363 transitions. [2021-06-05 14:39:31,118 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:39:31,118 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1363 transitions. [2021-06-05 14:39:31,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:31,119 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:31,119 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:31,319 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:39:31,320 INFO L430 AbstractCegarLoop]: === Iteration 63 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:31,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:31,320 INFO L82 PathProgramCache]: Analyzing trace with hash -1645473800, now seen corresponding path program 15 times [2021-06-05 14:39:31,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:31,320 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242232057] [2021-06-05 14:39:31,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:31,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:31,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242232057] [2021-06-05 14:39:31,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242232057] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:31,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597524365] [2021-06-05 14:39:31,619 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 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 [2021-06-05 14:39:31,654 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 14:39:31,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:39:31,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:39:31,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:39:33,090 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 5 treesize of output 3 [2021-06-05 14:39:33,092 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,106 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,107 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,120 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 13 treesize of output 9 [2021-06-05 14:39:33,122 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,135 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:39:33,136 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,147 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:39:33,148 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,157 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:39:33,157 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,167 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,168 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,176 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,185 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:39:33,186 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,196 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:39:33,196 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,204 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 13 treesize of output 9 [2021-06-05 14:39:33,205 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,215 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,222 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,222 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,233 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:39:33,234 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,243 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,244 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,254 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 5 treesize of output 3 [2021-06-05 14:39:33,255 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,268 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,269 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,281 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,282 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,292 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,305 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,315 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,328 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,328 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,339 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,350 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 13 treesize of output 9 [2021-06-05 14:39:33,351 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,363 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,374 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,386 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,397 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,408 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,409 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,419 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 13 treesize of output 9 [2021-06-05 14:39:33,420 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,429 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,430 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,438 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,453 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,453 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,461 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,462 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,472 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,481 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,482 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,492 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:39:33,492 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,503 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,504 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,512 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,522 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,532 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,533 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,541 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,550 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,550 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,560 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,570 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,580 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,587 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,588 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,597 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:39:33,598 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,607 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,607 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,614 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,615 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,623 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,624 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,648 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,657 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,657 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,665 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,665 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,672 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,679 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,680 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,689 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,697 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,705 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:39:33,706 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,714 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,715 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,723 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,724 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,734 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,735 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,745 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,753 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,761 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,761 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,769 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,770 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,779 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,779 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,790 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:39:33,791 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,801 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,811 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,820 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,820 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,830 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,839 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,849 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,849 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,859 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 13 treesize of output 9 [2021-06-05 14:39:33,861 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,871 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,880 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,890 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,891 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,901 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,911 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,922 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:33,923 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,933 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:33,945 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:39:33,946 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,957 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,965 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,972 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,979 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,980 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,988 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:33,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:33,996 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,004 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,012 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,013 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,020 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,028 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,036 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,036 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,044 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,051 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,058 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,059 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,069 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,077 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,078 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,087 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,093 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,094 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,100 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,108 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,108 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,115 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,122 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 13 treesize of output 9 [2021-06-05 14:39:34,123 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,131 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,131 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,140 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,161 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,162 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,167 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,168 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,172 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,177 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,182 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,182 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,182 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:39:34,183 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,189 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:39:34,190 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,195 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,195 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,199 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,200 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,204 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,204 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,208 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,209 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,213 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,218 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,223 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,224 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,227 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,228 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,232 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,237 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,237 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,242 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,243 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,248 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,249 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,255 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,255 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,260 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:39:34,260 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:39:34,260 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,264 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,268 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,268 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:39:34,272 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:39:34,714 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-06-05 14:39:34,714 INFO L628 ElimStorePlain]: treesize reduction 113, result has 84.5 percent of original size [2021-06-05 14:39:34,723 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 18 dim-0 vars, and 18 xjuncts. [2021-06-05 14:39:34,723 INFO L247 ElimStorePlain]: Needed 131 recursive calls to eliminate 2 variables, input treesize:6133, output treesize:615 [2021-06-05 14:39:35,053 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 14:39:35,430 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-05 14:39:37,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:37,829 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597524365] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:37,829 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:37,829 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 14:39:37,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844396877] [2021-06-05 14:39:37,829 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 14:39:37,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:37,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 14:39:37,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:39:37,830 INFO L87 Difference]: Start difference. First operand 450 states and 1363 transitions. Second operand has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:39:38,301 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2021-06-05 14:39:38,863 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2021-06-05 14:39:39,451 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 180 [2021-06-05 14:39:40,024 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 169 [2021-06-05 14:39:40,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:40,113 INFO L93 Difference]: Finished difference Result 584 states and 1738 transitions. [2021-06-05 14:39:40,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 14:39:40,113 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:39:40,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:40,114 INFO L225 Difference]: With dead ends: 584 [2021-06-05 14:39:40,114 INFO L226 Difference]: Without dead ends: 569 [2021-06-05 14:39:40,114 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 2750.7ms TimeCoverageRelationStatistics Valid=101, Invalid=549, Unknown=0, NotChecked=0, Total=650 [2021-06-05 14:39:40,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2021-06-05 14:39:40,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 456. [2021-06-05 14:39:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 455 states have (on average 3.0373626373626372) internal successors, (1382), 455 states have internal predecessors, (1382), 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) [2021-06-05 14:39:40,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 1382 transitions. [2021-06-05 14:39:40,119 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 1382 transitions. Word has length 20 [2021-06-05 14:39:40,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:40,120 INFO L482 AbstractCegarLoop]: Abstraction has 456 states and 1382 transitions. [2021-06-05 14:39:40,120 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:39:40,120 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1382 transitions. [2021-06-05 14:39:40,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:40,120 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:40,120 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:40,327 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2802,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:39:40,328 INFO L430 AbstractCegarLoop]: === Iteration 64 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:40,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:40,328 INFO L82 PathProgramCache]: Analyzing trace with hash 767119798, now seen corresponding path program 16 times [2021-06-05 14:39:40,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:40,328 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325177571] [2021-06-05 14:39:40,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:40,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:40,770 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:40,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325177571] [2021-06-05 14:39:40,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325177571] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:40,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255376117] [2021-06-05 14:39:40,770 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 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 [2021-06-05 14:39:40,803 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:39:40,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:39:40,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:39:40,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:39:41,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:41,326 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1255376117] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:41,326 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:41,326 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:39:41,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214146459] [2021-06-05 14:39:41,327 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:39:41,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:41,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:39:41,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:39:41,327 INFO L87 Difference]: Start difference. First operand 456 states and 1382 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:41,450 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-06-05 14:39:41,602 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-06-05 14:39:41,835 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2021-06-05 14:39:42,009 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2021-06-05 14:39:42,144 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-06-05 14:39:42,742 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 39 [2021-06-05 14:39:42,884 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 39 [2021-06-05 14:39:43,028 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 52 [2021-06-05 14:39:43,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:43,195 INFO L93 Difference]: Finished difference Result 659 states and 1965 transitions. [2021-06-05 14:39:43,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-05 14:39:43,196 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:39:43,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:43,197 INFO L225 Difference]: With dead ends: 659 [2021-06-05 14:39:43,197 INFO L226 Difference]: Without dead ends: 644 [2021-06-05 14:39:43,197 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 2301.8ms TimeCoverageRelationStatistics Valid=304, Invalid=956, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 14:39:43,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2021-06-05 14:39:43,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 454. [2021-06-05 14:39:43,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 453 states have (on average 3.0397350993377485) internal successors, (1377), 453 states have internal predecessors, (1377), 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) [2021-06-05 14:39:43,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 1377 transitions. [2021-06-05 14:39:43,203 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 1377 transitions. Word has length 20 [2021-06-05 14:39:43,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:43,203 INFO L482 AbstractCegarLoop]: Abstraction has 454 states and 1377 transitions. [2021-06-05 14:39:43,203 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:43,203 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1377 transitions. [2021-06-05 14:39:43,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:43,204 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:43,204 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:43,404 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3614,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:39:43,405 INFO L430 AbstractCegarLoop]: === Iteration 65 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:43,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:43,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1278303594, now seen corresponding path program 17 times [2021-06-05 14:39:43,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:43,405 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832126898] [2021-06-05 14:39:43,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:43,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:43,663 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:43,663 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832126898] [2021-06-05 14:39:43,664 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832126898] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:43,664 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198884997] [2021-06-05 14:39:43,664 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 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 [2021-06-05 14:39:43,706 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:39:43,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:39:43,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:39:43,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:39:44,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:44,333 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198884997] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:44,333 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:44,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:39:44,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353582934] [2021-06-05 14:39:44,333 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:39:44,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:44,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:39:44,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:39:44,334 INFO L87 Difference]: Start difference. First operand 454 states and 1377 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:45,014 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-06-05 14:39:45,210 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2021-06-05 14:39:45,507 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-06-05 14:39:45,786 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-06-05 14:39:46,042 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-06-05 14:39:46,166 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2021-06-05 14:39:46,291 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2021-06-05 14:39:46,525 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 51 [2021-06-05 14:39:46,736 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2021-06-05 14:39:46,940 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-06-05 14:39:47,213 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2021-06-05 14:39:47,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:47,275 INFO L93 Difference]: Finished difference Result 709 states and 2086 transitions. [2021-06-05 14:39:47,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-05 14:39:47,276 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:39:47,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:47,277 INFO L225 Difference]: With dead ends: 709 [2021-06-05 14:39:47,277 INFO L226 Difference]: Without dead ends: 694 [2021-06-05 14:39:47,277 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 3060.6ms TimeCoverageRelationStatistics Valid=232, Invalid=1328, Unknown=0, NotChecked=0, Total=1560 [2021-06-05 14:39:47,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2021-06-05 14:39:47,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 458. [2021-06-05 14:39:47,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 457 states have (on average 3.0437636761487963) internal successors, (1391), 457 states have internal predecessors, (1391), 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) [2021-06-05 14:39:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1391 transitions. [2021-06-05 14:39:47,282 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 1391 transitions. Word has length 20 [2021-06-05 14:39:47,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:47,283 INFO L482 AbstractCegarLoop]: Abstraction has 458 states and 1391 transitions. [2021-06-05 14:39:47,283 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:47,283 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1391 transitions. [2021-06-05 14:39:47,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:47,283 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:47,283 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:47,484 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3634,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:39:47,484 INFO L430 AbstractCegarLoop]: === Iteration 66 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:47,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:47,484 INFO L82 PathProgramCache]: Analyzing trace with hash -914113038, now seen corresponding path program 18 times [2021-06-05 14:39:47,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:47,484 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638499983] [2021-06-05 14:39:47,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:47,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:47,914 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:47,914 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638499983] [2021-06-05 14:39:47,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638499983] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:47,914 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642300412] [2021-06-05 14:39:47,914 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:39:47,947 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 14:39:47,947 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:39:47,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:39:47,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:39:48,320 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-06-05 14:39:48,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:48,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [642300412] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:48,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:48,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:39:48,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074665255] [2021-06-05 14:39:48,631 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:39:48,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:48,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:39:48,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=318, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:39:48,632 INFO L87 Difference]: Start difference. First operand 458 states and 1391 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:49,119 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 60 [2021-06-05 14:39:49,348 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-06-05 14:39:49,487 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 64 [2021-06-05 14:39:49,673 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-06-05 14:39:49,950 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2021-06-05 14:39:50,245 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-06-05 14:39:50,552 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2021-06-05 14:39:50,948 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2021-06-05 14:39:51,241 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 60 [2021-06-05 14:39:51,584 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2021-06-05 14:39:52,066 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2021-06-05 14:39:52,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:52,122 INFO L93 Difference]: Finished difference Result 733 states and 2158 transitions. [2021-06-05 14:39:52,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-05 14:39:52,122 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:39:52,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:52,123 INFO L225 Difference]: With dead ends: 733 [2021-06-05 14:39:52,123 INFO L226 Difference]: Without dead ends: 718 [2021-06-05 14:39:52,124 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 3808.1ms TimeCoverageRelationStatistics Valid=231, Invalid=1175, Unknown=0, NotChecked=0, Total=1406 [2021-06-05 14:39:52,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2021-06-05 14:39:52,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 458. [2021-06-05 14:39:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 457 states have (on average 3.0437636761487963) internal successors, (1391), 457 states have internal predecessors, (1391), 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) [2021-06-05 14:39:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1391 transitions. [2021-06-05 14:39:52,131 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 1391 transitions. Word has length 20 [2021-06-05 14:39:52,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:52,132 INFO L482 AbstractCegarLoop]: Abstraction has 458 states and 1391 transitions. [2021-06-05 14:39:52,132 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:39:52,132 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1391 transitions. [2021-06-05 14:39:52,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:52,133 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:52,133 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:52,348 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3649 [2021-06-05 14:39:52,349 INFO L430 AbstractCegarLoop]: === Iteration 67 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:52,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:52,349 INFO L82 PathProgramCache]: Analyzing trace with hash 1498480560, now seen corresponding path program 19 times [2021-06-05 14:39:52,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:52,349 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539066038] [2021-06-05 14:39:52,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:52,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:52,806 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:52,806 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539066038] [2021-06-05 14:39:52,806 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539066038] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:52,806 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2054401232] [2021-06-05 14:39:52,806 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:39:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:52,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 14:39:52,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:39:53,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:53,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2054401232] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:53,458 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:39:53,458 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 14:39:53,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932424449] [2021-06-05 14:39:53,459 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 14:39:53,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:39:53,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 14:39:53,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2021-06-05 14:39:53,459 INFO L87 Difference]: Start difference. First operand 458 states and 1391 transitions. Second operand has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) [2021-06-05 14:39:54,180 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2021-06-05 14:39:54,328 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2021-06-05 14:39:54,475 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-06-05 14:39:54,724 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2021-06-05 14:39:54,999 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 68 [2021-06-05 14:39:55,207 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 64 [2021-06-05 14:39:55,506 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2021-06-05 14:39:55,667 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-06-05 14:39:55,970 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2021-06-05 14:39:56,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:39:56,031 INFO L93 Difference]: Finished difference Result 709 states and 2053 transitions. [2021-06-05 14:39:56,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-05 14:39:56,031 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) Word has length 20 [2021-06-05 14:39:56,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:39:56,032 INFO L225 Difference]: With dead ends: 709 [2021-06-05 14:39:56,033 INFO L226 Difference]: Without dead ends: 694 [2021-06-05 14:39:56,033 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 3006.4ms TimeCoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 14:39:56,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2021-06-05 14:39:56,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 450. [2021-06-05 14:39:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 449 states have (on average 3.044543429844098) internal successors, (1367), 449 states have internal predecessors, (1367), 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) [2021-06-05 14:39:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1367 transitions. [2021-06-05 14:39:56,038 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1367 transitions. Word has length 20 [2021-06-05 14:39:56,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:39:56,038 INFO L482 AbstractCegarLoop]: Abstraction has 450 states and 1367 transitions. [2021-06-05 14:39:56,038 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) [2021-06-05 14:39:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1367 transitions. [2021-06-05 14:39:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:39:56,039 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:39:56,039 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:39:56,239 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3670 [2021-06-05 14:39:56,239 INFO L430 AbstractCegarLoop]: === Iteration 68 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:39:56,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:39:56,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1087492782, now seen corresponding path program 20 times [2021-06-05 14:39:56,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:39:56,240 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837363366] [2021-06-05 14:39:56,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:39:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:39:56,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:39:56,601 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:39:56,601 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837363366] [2021-06-05 14:39:56,601 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837363366] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:39:56,601 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [154320901] [2021-06-05 14:39:56,602 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:39:56,646 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:39:56,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:39:56,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:39:56,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:03,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,367 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:03,368 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,383 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,400 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:03,401 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,417 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,432 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,449 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:03,450 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,461 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,462 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,476 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:03,476 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,491 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:03,492 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,503 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,504 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,516 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:03,517 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,532 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,533 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,545 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,546 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,561 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,562 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,580 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,595 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,610 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:03,613 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,626 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,642 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,660 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:03,660 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,678 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,697 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:03,698 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,719 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:03,719 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,738 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:03,739 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,759 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:03,759 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,777 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:03,778 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,793 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,808 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,826 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:03,827 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,841 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,854 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,869 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,870 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,883 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,901 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,917 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:03,935 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:03,935 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,948 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,949 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,966 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,967 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,982 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:03,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:03,997 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,012 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,033 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,049 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,064 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,065 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,083 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,102 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,121 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,142 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,161 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,162 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,180 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,199 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,218 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:04,219 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,235 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,288 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:04,289 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,300 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,300 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,310 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,311 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,323 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,324 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,335 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,345 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,356 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,369 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,370 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,383 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,397 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,398 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,411 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,422 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,433 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,445 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:04,445 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,458 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:04,459 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,471 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,486 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:04,487 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,499 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,500 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,516 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,536 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,555 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,556 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,572 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,590 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,606 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,618 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,618 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,630 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,643 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,644 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,655 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,656 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,669 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,686 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:04,686 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,701 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,714 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,714 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,729 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:04,729 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,753 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,768 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,769 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,784 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:04,785 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,800 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,801 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,813 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,827 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:04,828 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,848 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,863 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:04,864 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,879 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,879 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,892 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,907 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,922 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,936 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,937 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:04,953 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:04,954 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,969 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,983 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,983 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:04,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:04,997 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,012 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,025 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,026 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,040 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:05,041 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,056 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,071 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,086 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,117 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,140 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,159 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,174 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,191 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,192 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,208 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,221 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,236 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:05,237 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,256 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:05,257 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,277 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,295 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,312 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,330 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,348 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,369 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,370 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,390 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,390 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,410 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:05,411 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,432 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:05,433 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,451 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,452 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,472 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,492 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,510 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,527 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,547 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:05,548 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,566 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,567 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,586 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,586 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,603 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:05,604 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,624 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,642 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:05,643 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,660 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,674 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,690 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,705 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:05,706 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,722 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,738 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,755 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,769 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,770 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,791 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:05,792 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,813 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,834 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,853 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,872 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,873 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:05,894 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:05,894 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,915 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,935 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,953 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,973 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:05,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:05,992 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,011 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,030 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,031 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,050 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,072 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:06,073 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,092 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,093 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,114 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,133 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,152 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,152 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,173 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,194 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,214 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,233 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,234 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,256 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:06,257 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,277 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,295 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,296 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,317 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,318 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,337 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,337 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,356 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,357 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,376 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,376 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,397 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,416 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,435 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,435 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,457 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,479 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,513 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,519 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,520 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,527 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,534 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,542 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,550 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,551 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,557 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,558 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,564 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,565 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,574 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:06,575 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,582 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,582 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,592 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:06,592 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,601 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:06,601 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,609 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,610 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,619 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:06,620 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,629 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,637 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,645 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,646 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,652 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,653 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,660 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,667 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,674 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,682 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,688 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,696 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,704 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,712 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:06,712 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,719 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,720 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,726 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,727 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,733 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,734 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,741 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,742 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,748 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,756 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,763 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,764 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,772 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,779 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,786 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,786 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,793 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,800 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:06,810 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:06,811 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,819 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,828 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,836 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,846 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,855 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,863 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,864 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,871 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,872 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,881 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,889 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,897 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,903 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,910 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,917 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,924 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,931 INFO L550 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,939 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,940 INFO L550 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,948 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,949 INFO L550 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,957 INFO L550 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,964 INFO L550 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,972 INFO L550 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,978 INFO L550 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,984 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,985 INFO L550 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,992 INFO L550 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:06,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:06,998 INFO L550 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,004 INFO L550 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,010 INFO L550 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,017 INFO L550 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,024 INFO L550 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,031 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,031 INFO L550 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,039 INFO L550 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,046 INFO L550 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,053 INFO L550 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,059 INFO L550 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,065 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,066 INFO L550 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,073 INFO L550 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,079 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,080 INFO L550 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,087 INFO L550 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,092 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,093 INFO L550 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,100 INFO L550 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,106 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,107 INFO L550 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,113 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,114 INFO L550 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,121 INFO L550 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,126 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,127 INFO L550 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,133 INFO L550 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:07,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:07,140 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:07,141 INFO L550 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,147 INFO L550 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,154 INFO L550 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,159 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,159 INFO L550 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,165 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,165 INFO L550 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,172 INFO L550 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,178 INFO L550 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,183 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,184 INFO L550 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,190 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,190 INFO L550 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,196 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,196 INFO L550 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,202 INFO L550 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,208 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,208 INFO L550 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,214 INFO L550 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,219 INFO L550 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:07,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:07,225 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:07,226 INFO L550 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,232 INFO L550 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:07,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:07,237 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:07,238 INFO L550 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,243 INFO L550 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,248 INFO L550 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,506 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2021-06-05 14:40:07,506 INFO L628 ElimStorePlain]: treesize reduction 101, result has 75.9 percent of original size [2021-06-05 14:40:07,511 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 5 treesize of output 3 [2021-06-05 14:40:07,512 INFO L550 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:07,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:07,516 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:40:07,517 INFO L550 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,520 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 13 treesize of output 9 [2021-06-05 14:40:07,521 INFO L550 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,525 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 5 treesize of output 3 [2021-06-05 14:40:07,526 INFO L550 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,529 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 5 treesize of output 3 [2021-06-05 14:40:07,530 INFO L550 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,533 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,534 INFO L550 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,538 INFO L550 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:07,541 INFO L550 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,545 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 13 treesize of output 9 [2021-06-05 14:40:07,546 INFO L550 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,548 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 13 treesize of output 9 [2021-06-05 14:40:07,549 INFO L550 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:07,683 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2021-06-05 14:40:07,683 INFO L628 ElimStorePlain]: treesize reduction 4, result has 97.7 percent of original size [2021-06-05 14:40:07,685 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-06-05 14:40:07,685 INFO L247 ElimStorePlain]: Needed 294 recursive calls to eliminate 3 variables, input treesize:13885, output treesize:112 [2021-06-05 14:40:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:07,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [154320901] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:07,869 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:40:07,869 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 14:40:07,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131514673] [2021-06-05 14:40:07,869 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 14:40:07,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:40:07,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 14:40:07,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:40:07,870 INFO L87 Difference]: Start difference. First operand 450 states and 1367 transitions. Second operand has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:40:08,232 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2021-06-05 14:40:08,393 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2021-06-05 14:40:08,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:40:08,430 INFO L93 Difference]: Finished difference Result 570 states and 1704 transitions. [2021-06-05 14:40:08,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 14:40:08,431 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:40:08,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:40:08,431 INFO L225 Difference]: With dead ends: 570 [2021-06-05 14:40:08,431 INFO L226 Difference]: Without dead ends: 555 [2021-06-05 14:40:08,432 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 1032.1ms TimeCoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2021-06-05 14:40:08,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2021-06-05 14:40:08,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 448. [2021-06-05 14:40:08,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 448 states, 447 states have (on average 3.0425055928411635) internal successors, (1360), 447 states have internal predecessors, (1360), 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) [2021-06-05 14:40:08,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 1360 transitions. [2021-06-05 14:40:08,438 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 1360 transitions. Word has length 20 [2021-06-05 14:40:08,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:40:08,438 INFO L482 AbstractCegarLoop]: Abstraction has 448 states and 1360 transitions. [2021-06-05 14:40:08,438 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:40:08,439 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1360 transitions. [2021-06-05 14:40:08,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:40:08,439 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:40:08,439 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:40:08,640 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3684,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:08,640 INFO L430 AbstractCegarLoop]: === Iteration 69 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:40:08,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:40:08,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1930545138, now seen corresponding path program 21 times [2021-06-05 14:40:08,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:40:08,641 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969149273] [2021-06-05 14:40:08,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:40:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:08,825 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2021-06-05 14:40:08,939 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2021-06-05 14:40:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:09,155 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:40:09,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969149273] [2021-06-05 14:40:09,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969149273] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:09,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329560687] [2021-06-05 14:40:09,155 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:09,192 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-05 14:40:09,192 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:40:09,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:40:09,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:09,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:09,675 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329560687] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:09,675 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:40:09,676 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:40:09,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123416410] [2021-06-05 14:40:09,676 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:40:09,676 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:40:09,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:40:09,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:40:09,676 INFO L87 Difference]: Start difference. First operand 448 states and 1360 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:40:10,341 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 67 [2021-06-05 14:40:10,677 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 44 [2021-06-05 14:40:10,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:40:10,716 INFO L93 Difference]: Finished difference Result 601 states and 1795 transitions. [2021-06-05 14:40:10,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 14:40:10,717 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:40:10,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:40:10,718 INFO L225 Difference]: With dead ends: 601 [2021-06-05 14:40:10,718 INFO L226 Difference]: Without dead ends: 586 [2021-06-05 14:40:10,718 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 1553.9ms TimeCoverageRelationStatistics Valid=163, Invalid=593, Unknown=0, NotChecked=0, Total=756 [2021-06-05 14:40:10,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2021-06-05 14:40:10,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 447. [2021-06-05 14:40:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 446 states have (on average 3.0381165919282513) internal successors, (1355), 446 states have internal predecessors, (1355), 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) [2021-06-05 14:40:10,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 1355 transitions. [2021-06-05 14:40:10,725 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 1355 transitions. Word has length 20 [2021-06-05 14:40:10,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:40:10,725 INFO L482 AbstractCegarLoop]: Abstraction has 447 states and 1355 transitions. [2021-06-05 14:40:10,725 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:40:10,725 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1355 transitions. [2021-06-05 14:40:10,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:40:10,726 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:40:10,726 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:40:10,926 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5456,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:10,926 INFO L430 AbstractCegarLoop]: === Iteration 70 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:40:10,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:40:10,927 INFO L82 PathProgramCache]: Analyzing trace with hash -859974666, now seen corresponding path program 22 times [2021-06-05 14:40:10,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:40:10,927 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133201410] [2021-06-05 14:40:10,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:40:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:11,458 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:40:11,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133201410] [2021-06-05 14:40:11,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133201410] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:11,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880455684] [2021-06-05 14:40:11,458 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:11,492 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:40:11,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:40:11,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 14:40:11,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:11,853 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-06-05 14:40:12,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:12,099 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880455684] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:12,099 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:40:12,099 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:40:12,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400838745] [2021-06-05 14:40:12,099 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:40:12,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:40:12,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:40:12,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:40:12,100 INFO L87 Difference]: Start difference. First operand 447 states and 1355 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:40:13,051 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2021-06-05 14:40:13,311 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2021-06-05 14:40:13,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:40:13,621 INFO L93 Difference]: Finished difference Result 602 states and 1789 transitions. [2021-06-05 14:40:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-05 14:40:13,621 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:40:13,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:40:13,622 INFO L225 Difference]: With dead ends: 602 [2021-06-05 14:40:13,622 INFO L226 Difference]: Without dead ends: 587 [2021-06-05 14:40:13,623 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 2003.4ms TimeCoverageRelationStatistics Valid=133, Invalid=797, Unknown=0, NotChecked=0, Total=930 [2021-06-05 14:40:13,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-06-05 14:40:13,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 451. [2021-06-05 14:40:13,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 451 states, 450 states have (on average 3.046666666666667) internal successors, (1371), 450 states have internal predecessors, (1371), 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) [2021-06-05 14:40:13,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 1371 transitions. [2021-06-05 14:40:13,628 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 1371 transitions. Word has length 20 [2021-06-05 14:40:13,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:40:13,628 INFO L482 AbstractCegarLoop]: Abstraction has 451 states and 1371 transitions. [2021-06-05 14:40:13,628 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:40:13,628 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1371 transitions. [2021-06-05 14:40:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:40:13,629 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:40:13,629 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:40:13,829 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5472,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:13,829 INFO L430 AbstractCegarLoop]: === Iteration 71 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:40:13,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:40:13,830 INFO L82 PathProgramCache]: Analyzing trace with hash -285848954, now seen corresponding path program 23 times [2021-06-05 14:40:13,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:40:13,830 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426258804] [2021-06-05 14:40:13,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:40:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:14,123 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:14,123 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:40:14,123 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426258804] [2021-06-05 14:40:14,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426258804] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:14,124 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [650899924] [2021-06-05 14:40:14,124 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:14,159 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-05 14:40:14,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:40:14,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 14:40:14,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:14,544 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2021-06-05 14:40:14,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:14,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [650899924] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:14,816 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:40:14,816 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 14:40:14,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332640237] [2021-06-05 14:40:14,817 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 14:40:14,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:40:14,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 14:40:14,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=289, Unknown=0, NotChecked=0, Total=342 [2021-06-05 14:40:14,817 INFO L87 Difference]: Start difference. First operand 451 states and 1371 transitions. Second operand has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) [2021-06-05 14:40:14,981 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2021-06-05 14:40:15,353 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2021-06-05 14:40:15,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:40:15,675 INFO L93 Difference]: Finished difference Result 627 states and 1826 transitions. [2021-06-05 14:40:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 14:40:15,675 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) Word has length 20 [2021-06-05 14:40:15,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:40:15,676 INFO L225 Difference]: With dead ends: 627 [2021-06-05 14:40:15,676 INFO L226 Difference]: Without dead ends: 582 [2021-06-05 14:40:15,676 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 1276.9ms TimeCoverageRelationStatistics Valid=98, Invalid=552, Unknown=0, NotChecked=0, Total=650 [2021-06-05 14:40:15,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-06-05 14:40:15,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 461. [2021-06-05 14:40:15,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 461 states, 460 states have (on average 3.05) internal successors, (1403), 460 states have internal predecessors, (1403), 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) [2021-06-05 14:40:15,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 1403 transitions. [2021-06-05 14:40:15,683 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 1403 transitions. Word has length 20 [2021-06-05 14:40:15,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:40:15,683 INFO L482 AbstractCegarLoop]: Abstraction has 461 states and 1403 transitions. [2021-06-05 14:40:15,683 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) [2021-06-05 14:40:15,683 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1403 transitions. [2021-06-05 14:40:15,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:40:15,684 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:40:15,684 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:40:15,900 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5490 [2021-06-05 14:40:15,901 INFO L430 AbstractCegarLoop]: === Iteration 72 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:40:15,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:40:15,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1660810678, now seen corresponding path program 24 times [2021-06-05 14:40:15,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:40:15,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493965435] [2021-06-05 14:40:15,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:40:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:16,230 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:40:16,230 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493965435] [2021-06-05 14:40:16,230 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493965435] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:16,230 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1230815922] [2021-06-05 14:40:16,230 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:16,264 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 14:40:16,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:40:16,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-05 14:40:16,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:16,598 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-06-05 14:40:16,815 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 7 treesize of output 5 [2021-06-05 14:40:16,816 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:16,818 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 7 treesize of output 5 [2021-06-05 14:40:16,819 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:16,821 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 7 treesize of output 5 [2021-06-05 14:40:16,822 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:16,825 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 7 treesize of output 5 [2021-06-05 14:40:16,826 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:16,828 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 7 treesize of output 5 [2021-06-05 14:40:16,829 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:16,832 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 7 treesize of output 5 [2021-06-05 14:40:16,832 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:16,835 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 7 treesize of output 5 [2021-06-05 14:40:16,836 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:16,882 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:40:16,883 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-06-05 14:40:16,883 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:189, output treesize:140 [2021-06-05 14:40:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:17,027 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1230815922] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:17,027 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:40:17,027 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:40:17,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019141680] [2021-06-05 14:40:17,027 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:40:17,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:40:17,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:40:17,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:40:17,027 INFO L87 Difference]: Start difference. First operand 461 states and 1403 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:40:17,147 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-06-05 14:40:17,348 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-06-05 14:40:17,889 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2021-06-05 14:40:18,156 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2021-06-05 14:40:18,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:40:18,318 INFO L93 Difference]: Finished difference Result 658 states and 1959 transitions. [2021-06-05 14:40:18,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-05 14:40:18,319 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:40:18,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:40:18,320 INFO L225 Difference]: With dead ends: 658 [2021-06-05 14:40:18,320 INFO L226 Difference]: Without dead ends: 643 [2021-06-05 14:40:18,320 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 1732.5ms TimeCoverageRelationStatistics Valid=232, Invalid=890, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 14:40:18,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2021-06-05 14:40:18,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 461. [2021-06-05 14:40:18,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 461 states, 460 states have (on average 3.05) internal successors, (1403), 460 states have internal predecessors, (1403), 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) [2021-06-05 14:40:18,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 1403 transitions. [2021-06-05 14:40:18,327 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 1403 transitions. Word has length 20 [2021-06-05 14:40:18,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:40:18,327 INFO L482 AbstractCegarLoop]: Abstraction has 461 states and 1403 transitions. [2021-06-05 14:40:18,327 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:40:18,327 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1403 transitions. [2021-06-05 14:40:18,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:40:18,328 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:40:18,328 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:40:18,528 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5514,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:18,529 INFO L430 AbstractCegarLoop]: === Iteration 73 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:40:18,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:40:18,529 INFO L82 PathProgramCache]: Analyzing trace with hash 100382162, now seen corresponding path program 25 times [2021-06-05 14:40:18,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:40:18,529 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106298868] [2021-06-05 14:40:18,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:40:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:18,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:18,751 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:40:18,751 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106298868] [2021-06-05 14:40:18,751 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106298868] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:18,751 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [506130015] [2021-06-05 14:40:18,751 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:18,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 14:40:18,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:19,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:19,440 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [506130015] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:19,440 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:40:19,440 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:40:19,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576704274] [2021-06-05 14:40:19,441 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:40:19,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:40:19,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:40:19,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:40:19,441 INFO L87 Difference]: Start difference. First operand 461 states and 1403 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:40:20,084 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 56 [2021-06-05 14:40:20,330 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2021-06-05 14:40:20,512 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-06-05 14:40:20,781 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2021-06-05 14:40:20,917 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 56 [2021-06-05 14:40:21,219 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 45 [2021-06-05 14:40:21,398 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 44 [2021-06-05 14:40:21,662 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 42 [2021-06-05 14:40:21,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:40:21,701 INFO L93 Difference]: Finished difference Result 761 states and 2213 transitions. [2021-06-05 14:40:21,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 14:40:21,701 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:40:21,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:40:21,702 INFO L225 Difference]: With dead ends: 761 [2021-06-05 14:40:21,703 INFO L226 Difference]: Without dead ends: 716 [2021-06-05 14:40:21,703 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 2462.8ms TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 14:40:21,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-06-05 14:40:21,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 474. [2021-06-05 14:40:21,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 473 states have (on average 3.095137420718816) internal successors, (1464), 473 states have internal predecessors, (1464), 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) [2021-06-05 14:40:21,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 1464 transitions. [2021-06-05 14:40:21,711 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 1464 transitions. Word has length 20 [2021-06-05 14:40:21,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:40:21,711 INFO L482 AbstractCegarLoop]: Abstraction has 474 states and 1464 transitions. [2021-06-05 14:40:21,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:40:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1464 transitions. [2021-06-05 14:40:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:40:21,712 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:40:21,712 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:40:21,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5541 [2021-06-05 14:40:21,921 INFO L430 AbstractCegarLoop]: === Iteration 74 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:40:21,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:40:21,921 INFO L82 PathProgramCache]: Analyzing trace with hash 608621446, now seen corresponding path program 26 times [2021-06-05 14:40:21,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:40:21,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853466626] [2021-06-05 14:40:21,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:40:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:22,149 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:22,149 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:40:22,149 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853466626] [2021-06-05 14:40:22,149 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853466626] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:22,149 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914598122] [2021-06-05 14:40:22,149 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:22,183 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:40:22,183 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:40:22,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:40:22,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:22,864 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-06-05 14:40:23,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,890 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:23,891 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:23,902 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,912 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:23,913 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:23,921 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,931 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:23,932 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,942 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:23,944 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,954 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:23,955 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,964 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:23,965 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,976 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:23,976 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:23,986 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:23,987 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:23,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:23,995 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,004 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 5 treesize of output 3 [2021-06-05 14:40:24,005 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,015 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,025 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,033 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,040 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,041 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,049 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 13 treesize of output 9 [2021-06-05 14:40:24,050 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,061 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:24,061 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,072 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,072 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,080 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,090 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,090 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,098 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,099 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,106 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,107 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,115 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,123 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,134 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:24,135 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,145 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 13 treesize of output 9 [2021-06-05 14:40:24,146 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,154 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,162 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,162 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,170 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,180 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,180 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:24,181 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,192 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:24,192 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,202 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,203 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,211 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,220 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,229 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,230 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,241 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,251 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,260 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,261 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:24,262 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,274 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,275 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,284 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,293 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,303 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,303 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,313 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,322 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:24,323 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,334 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 5 treesize of output 3 [2021-06-05 14:40:24,335 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,343 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,354 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:24,354 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,365 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,375 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,386 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,395 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,405 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,405 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,416 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 5 treesize of output 3 [2021-06-05 14:40:24,417 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,428 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,429 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,437 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,445 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,455 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:24,456 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,466 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,466 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:24,478 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,488 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,497 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:24,499 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,523 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,531 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,538 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:24,539 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,545 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,551 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 5 treesize of output 3 [2021-06-05 14:40:24,552 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,559 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,560 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,567 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,568 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,576 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:24,577 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,585 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,592 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,598 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,599 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,605 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,606 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,613 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,613 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,619 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,626 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,633 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,641 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:24,642 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,650 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,658 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:24,659 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,666 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,666 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,674 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,681 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,689 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:24,689 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,697 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,705 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:24,705 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,713 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,718 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,719 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,724 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,731 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,732 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,737 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,745 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,752 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,753 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,759 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,760 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,768 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,768 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,775 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,782 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:24,783 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,789 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,790 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,797 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,803 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,809 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 13 treesize of output 9 [2021-06-05 14:40:24,810 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,817 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,817 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,823 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,829 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,837 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,843 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,848 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,854 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 13 treesize of output 9 [2021-06-05 14:40:24,855 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,860 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,867 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,873 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 13 treesize of output 9 [2021-06-05 14:40:24,874 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,880 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,887 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,893 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,900 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,906 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,912 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:24,913 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,921 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:24,922 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,930 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:24,931 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,938 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,939 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,946 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,951 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,951 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,957 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,963 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,969 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,970 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,977 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,983 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:24,983 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,990 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:24,991 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:24,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:24,996 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:24,997 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,003 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,003 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:25,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:25,010 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:25,011 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:25,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:25,018 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:25,019 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,024 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,029 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,034 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,039 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,043 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,048 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,052 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:25,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:25,057 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:25,058 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,062 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,066 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,070 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 13 treesize of output 9 [2021-06-05 14:40:25,071 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:25,076 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:25,522 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2021-06-05 14:40:25,523 INFO L628 ElimStorePlain]: treesize reduction 186, result has 76.8 percent of original size [2021-06-05 14:40:25,532 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 18 dim-0 vars, and 18 xjuncts. [2021-06-05 14:40:25,532 INFO L247 ElimStorePlain]: Needed 146 recursive calls to eliminate 2 variables, input treesize:6813, output treesize:615 [2021-06-05 14:40:25,786 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 14:40:26,097 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-05 14:40:26,684 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-05 14:40:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:30,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914598122] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:30,169 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:40:30,169 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 14:40:30,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756971757] [2021-06-05 14:40:30,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 14:40:30,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:40:30,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 14:40:30,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:40:30,170 INFO L87 Difference]: Start difference. First operand 474 states and 1464 transitions. Second operand has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:40:30,822 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 166 [2021-06-05 14:40:31,392 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 168 [2021-06-05 14:40:31,898 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 180 [2021-06-05 14:40:31,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:40:31,944 INFO L93 Difference]: Finished difference Result 703 states and 2094 transitions. [2021-06-05 14:40:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 14:40:31,945 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:40:31,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:40:31,946 INFO L225 Difference]: With dead ends: 703 [2021-06-05 14:40:31,946 INFO L226 Difference]: Without dead ends: 688 [2021-06-05 14:40:31,946 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 2442.6ms TimeCoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2021-06-05 14:40:31,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2021-06-05 14:40:31,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 480. [2021-06-05 14:40:31,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 479 states have (on average 3.106471816283925) internal successors, (1488), 479 states have internal predecessors, (1488), 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) [2021-06-05 14:40:31,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1488 transitions. [2021-06-05 14:40:31,951 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1488 transitions. Word has length 20 [2021-06-05 14:40:31,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:40:31,952 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1488 transitions. [2021-06-05 14:40:31,952 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:40:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1488 transitions. [2021-06-05 14:40:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:40:31,952 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:40:31,953 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:40:32,153 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5563 [2021-06-05 14:40:32,153 INFO L430 AbstractCegarLoop]: === Iteration 75 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:40:32,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:40:32,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1770148940, now seen corresponding path program 27 times [2021-06-05 14:40:32,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:40:32,154 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490800656] [2021-06-05 14:40:32,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:40:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:32,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:40:32,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490800656] [2021-06-05 14:40:32,368 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490800656] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:32,368 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173765570] [2021-06-05 14:40:32,368 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:32,401 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 14:40:32,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:40:32,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:40:32,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:33,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:33,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:33,989 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:33,990 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,005 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,023 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,024 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,039 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 5 treesize of output 3 [2021-06-05 14:40:34,040 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,054 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,054 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,065 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 13 treesize of output 9 [2021-06-05 14:40:34,066 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,076 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,087 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,097 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,097 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,108 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,122 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:34,123 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,137 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,138 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,152 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:34,153 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,165 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,177 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,190 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,201 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,202 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,220 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,220 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,236 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,247 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,258 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,274 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,275 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,292 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:34,292 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,305 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,318 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,319 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,331 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,346 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:34,346 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,363 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:34,363 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,378 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:34,378 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,394 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,408 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 13 treesize of output 9 [2021-06-05 14:40:34,409 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,426 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:34,427 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,441 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,458 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,459 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,477 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,493 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:34,494 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,512 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:34,513 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,527 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,543 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,544 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,559 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 13 treesize of output 9 [2021-06-05 14:40:34,560 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,578 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:34,579 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,593 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,594 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,608 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,609 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,625 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,641 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:34,642 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,671 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 5 treesize of output 3 [2021-06-05 14:40:34,672 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,682 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,692 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,702 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:34,703 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,712 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,724 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,733 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,734 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,743 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,753 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,765 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:34,766 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,776 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,788 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:34,789 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,802 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,803 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,814 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:34,815 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,825 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:34,826 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,836 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,851 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:34,851 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,862 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,876 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,887 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,897 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,898 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,908 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,920 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,921 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,934 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,948 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:34,949 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,958 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:34,971 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:34,972 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,982 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:34,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:34,994 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,007 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:35,008 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,022 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:35,022 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,036 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,046 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,059 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:35,060 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,071 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,084 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,097 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,109 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:35,109 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,122 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,133 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,145 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:35,145 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,157 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,171 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:35,172 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,183 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,184 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,198 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:35,199 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,213 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,226 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,227 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,241 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,241 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,253 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,265 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,279 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,280 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,295 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,310 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:35,311 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,327 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:35,327 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,343 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:35,344 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,359 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,372 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,387 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,403 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,419 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,435 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,436 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,453 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,453 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,470 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:35,471 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,488 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,503 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,519 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,538 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:35,539 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,552 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,553 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,564 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,565 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,580 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,598 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:35,599 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,617 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,632 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,648 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,660 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,678 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,698 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,716 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,736 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,755 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:35,755 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,775 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,793 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,814 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,834 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:35,835 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,852 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,853 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,873 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,873 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:35,894 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:35,895 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,915 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,916 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,934 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,954 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,972 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:35,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:35,990 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,010 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,029 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,046 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 13 treesize of output 9 [2021-06-05 14:40:36,047 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,067 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,086 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,106 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,125 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,125 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,145 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,162 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,163 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,179 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,197 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 13 treesize of output 9 [2021-06-05 14:40:36,199 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,218 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,235 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,253 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,272 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,273 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,292 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,312 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,330 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,350 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,367 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,384 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,404 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,416 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,432 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,445 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,446 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,458 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,459 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,472 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,484 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,495 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,496 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,510 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,511 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,526 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,527 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,539 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,554 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,554 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,569 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,585 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,586 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,601 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,613 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,626 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,639 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,640 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,652 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,665 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,679 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,692 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,704 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,719 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,720 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,736 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,737 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,752 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,767 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,768 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,782 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,797 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,810 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,823 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,837 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,849 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,850 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,863 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,863 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,877 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:36,877 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,890 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,905 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 13 treesize of output 9 [2021-06-05 14:40:36,906 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,920 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,935 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,947 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:36,963 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:36,963 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,976 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:36,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:36,989 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,003 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,015 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,028 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:37,029 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,042 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,054 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,069 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:37,070 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,083 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,096 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,110 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,110 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,122 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:37,123 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,135 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:37,136 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,145 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,156 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:37,157 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,169 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,169 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,179 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,190 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,190 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,201 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,209 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,219 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,229 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,239 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,248 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,257 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,263 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,270 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,277 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,285 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,296 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:37,297 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,306 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,316 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,316 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,326 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,327 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:37,334 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:37,335 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,343 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,350 INFO L550 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,360 INFO L550 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:37,367 INFO L550 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:37,850 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2021-06-05 14:40:37,850 INFO L628 ElimStorePlain]: treesize reduction 173, result has 78.0 percent of original size [2021-06-05 14:40:37,857 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 18 dim-0 vars, and 18 xjuncts. [2021-06-05 14:40:37,857 INFO L247 ElimStorePlain]: Needed 238 recursive calls to eliminate 2 variables, input treesize:11390, output treesize:615 [2021-06-05 14:40:38,107 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 14:40:38,457 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-06-05 14:40:38,828 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 14:40:39,137 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-05 14:40:42,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:42,749 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173765570] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:42,749 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:40:42,749 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 14:40:42,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755834854] [2021-06-05 14:40:42,749 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 14:40:42,749 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:40:42,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 14:40:42,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:40:42,750 INFO L87 Difference]: Start difference. First operand 480 states and 1488 transitions. Second operand has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:40:43,797 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 227 [2021-06-05 14:40:44,398 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 171 [2021-06-05 14:40:44,985 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 239 [2021-06-05 14:40:45,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:40:45,046 INFO L93 Difference]: Finished difference Result 731 states and 2188 transitions. [2021-06-05 14:40:45,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 14:40:45,046 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:40:45,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:40:45,047 INFO L225 Difference]: With dead ends: 731 [2021-06-05 14:40:45,047 INFO L226 Difference]: Without dead ends: 716 [2021-06-05 14:40:45,047 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 2950.9ms TimeCoverageRelationStatistics Valid=112, Invalid=440, Unknown=0, NotChecked=0, Total=552 [2021-06-05 14:40:45,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-06-05 14:40:45,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 480. [2021-06-05 14:40:45,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 479 states have (on average 3.106471816283925) internal successors, (1488), 479 states have internal predecessors, (1488), 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) [2021-06-05 14:40:45,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1488 transitions. [2021-06-05 14:40:45,053 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1488 transitions. Word has length 20 [2021-06-05 14:40:45,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:40:45,053 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1488 transitions. [2021-06-05 14:40:45,053 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:40:45,053 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1488 transitions. [2021-06-05 14:40:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:40:45,054 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:40:45,054 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:40:45,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6062 [2021-06-05 14:40:45,258 INFO L430 AbstractCegarLoop]: === Iteration 76 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:40:45,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:40:45,258 INFO L82 PathProgramCache]: Analyzing trace with hash -112224758, now seen corresponding path program 28 times [2021-06-05 14:40:45,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:40:45,258 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594219674] [2021-06-05 14:40:45,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:40:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:40:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:40:45,526 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:40:45,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594219674] [2021-06-05 14:40:45,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594219674] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:40:45,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008900475] [2021-06-05 14:40:45,526 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:40:45,559 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:40:45,559 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:40:45,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:40:45,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:40:50,873 WARN L205 SmtUtils]: Spent 5.22 s on a formula simplification. DAG size of input: 145 DAG size of output: 83 [2021-06-05 14:40:51,041 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2021-06-05 14:40:51,795 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,796 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,810 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:51,811 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,822 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,833 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,843 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,855 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:51,856 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,867 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,881 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:51,882 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,894 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,904 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,915 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 13 treesize of output 9 [2021-06-05 14:40:51,917 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,930 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:51,931 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,944 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:51,945 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,959 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:51,959 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:51,973 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:51,974 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,986 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,987 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:51,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:51,998 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,012 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:52,013 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,027 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,028 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,039 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,050 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 13 treesize of output 9 [2021-06-05 14:40:52,051 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,063 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,077 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,078 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,091 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,092 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,107 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,107 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,122 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,123 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,134 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,135 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,147 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 13 treesize of output 9 [2021-06-05 14:40:52,148 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,162 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,163 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,179 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,180 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,195 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:52,196 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,213 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,213 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,225 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,237 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,238 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,251 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 5 treesize of output 3 [2021-06-05 14:40:52,252 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,264 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,276 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:52,277 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,291 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:52,292 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,312 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,327 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:52,328 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,343 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:52,344 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,360 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,361 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,374 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,387 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,387 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,388 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,404 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:52,405 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,435 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,446 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,447 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,459 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:52,460 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,469 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,481 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,481 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,493 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:52,494 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,505 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,505 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,515 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,525 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,526 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,539 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,539 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,553 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:52,554 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,564 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:52,565 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,577 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,590 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:52,590 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,599 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,600 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,611 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:52,612 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,625 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:52,626 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,637 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,648 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,657 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,658 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,668 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,680 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 [2021-06-05 14:40:52,681 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,694 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 5 treesize of output 3 [2021-06-05 14:40:52,695 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,708 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:52,709 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,725 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,740 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,756 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:52,757 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,771 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,783 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 13 treesize of output 9 [2021-06-05 14:40:52,784 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,796 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 13 treesize of output 9 [2021-06-05 14:40:52,797 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,811 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,812 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,826 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,826 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,839 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,840 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,856 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,872 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,873 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,888 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:52,888 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:52,904 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:52,905 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,921 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,922 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,938 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,949 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,963 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,976 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,977 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:52,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:52,991 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,004 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,005 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,018 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,030 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 5 treesize of output 3 [2021-06-05 14:40:53,031 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,045 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:53,046 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,062 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:53,063 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,079 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,095 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:53,095 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,112 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,112 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,128 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:53,129 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,146 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,159 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,160 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,177 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,193 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,194 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:53,195 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,213 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:53,213 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,230 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,243 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,244 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,259 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,273 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:40:53,274 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,291 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,304 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,319 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,320 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,335 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:53,336 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,351 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,351 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,365 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,380 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 5 treesize of output 3 [2021-06-05 14:40:53,381 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,396 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,397 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,414 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:53,414 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,432 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,449 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,450 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,468 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,469 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,487 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,506 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,506 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,532 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,549 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,568 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:53,569 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,584 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,601 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,617 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:53,618 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,635 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,652 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,652 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,670 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,686 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 5 treesize of output 3 [2021-06-05 14:40:53,687 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,702 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,720 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:40:53,721 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,740 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:53,741 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,759 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,779 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,798 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,799 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,818 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,838 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,856 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,876 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,893 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,894 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,911 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,912 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,929 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:53,930 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,950 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:40:53,950 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,970 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:53,970 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:53,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:53,992 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:53,993 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,016 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:54,017 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,035 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,054 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,074 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,094 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,114 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:54,115 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,134 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,135 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,155 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,175 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,194 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,214 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,243 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:54,244 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,262 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:54,263 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,280 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,281 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,303 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:40:54,303 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,322 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,342 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,361 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,361 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,378 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:54,379 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,394 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,409 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,425 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,438 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,438 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,451 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,451 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,465 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,477 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,488 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,489 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,500 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,513 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,526 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,540 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:54,540 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,555 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,572 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,588 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,589 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,607 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:54,608 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,625 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,642 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,642 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,659 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,677 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,695 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,695 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,712 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,731 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:54,732 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,749 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,767 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:54,767 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,784 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 13 treesize of output 9 [2021-06-05 14:40:54,785 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,803 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,819 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,820 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,837 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:54,879 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:54,879 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,897 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,917 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,935 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,952 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,953 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,966 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,967 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,981 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,982 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:54,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:54,995 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,006 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,017 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,029 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,040 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,041 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,053 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,065 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,066 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,078 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,088 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,097 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,098 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,107 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,108 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,117 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,118 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:55,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:55,128 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:55,128 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,138 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,148 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,156 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,165 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,174 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,183 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,190 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,191 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,199 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,207 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,215 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,222 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,223 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,230 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,238 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:55,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:55,246 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:40:55,246 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,255 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,262 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,269 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,277 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:40:55,284 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:40:55,290 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:40:55,290 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 14:40:55,761 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2021-06-05 14:40:55,762 INFO L628 ElimStorePlain]: treesize reduction 382, result has 61.7 percent of original size [2021-06-05 14:40:55,774 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 18 dim-0 vars, and 18 xjuncts. [2021-06-05 14:40:55,774 INFO L247 ElimStorePlain]: Needed 235 recursive calls to eliminate 2 variables, input treesize:11070, output treesize:615 [2021-06-05 14:40:56,056 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 14:40:56,420 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-06-05 14:40:56,801 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-05 14:41:01,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:01,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:01,486 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:41:01,487 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:01,497 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 13 treesize of output 9 [2021-06-05 14:41:01,498 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:01,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:01,509 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:41:01,510 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:02,368 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 200 [2021-06-05 14:41:02,369 INFO L628 ElimStorePlain]: treesize reduction 1304, result has 30.7 percent of original size [2021-06-05 14:41:02,377 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 13 treesize of output 9 [2021-06-05 14:41:02,378 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:02,621 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2021-06-05 14:41:02,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:02,629 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 13 treesize of output 9 [2021-06-05 14:41:02,630 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:02,870 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-06-05 14:41:02,871 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:02,894 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 5 treesize of output 3 [2021-06-05 14:41:02,895 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:03,140 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2021-06-05 14:41:03,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:03,148 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 5 treesize of output 3 [2021-06-05 14:41:03,149 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:03,385 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2021-06-05 14:41:03,385 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:03,394 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 5 treesize of output 3 [2021-06-05 14:41:03,395 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:03,630 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2021-06-05 14:41:03,630 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:03,639 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 5 treesize of output 3 [2021-06-05 14:41:03,640 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:03,871 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2021-06-05 14:41:03,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:03,880 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 5 treesize of output 3 [2021-06-05 14:41:03,881 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:04,109 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2021-06-05 14:41:04,109 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:04,117 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 5 treesize of output 3 [2021-06-05 14:41:04,118 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:04,345 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-06-05 14:41:04,345 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:04,353 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 5 treesize of output 3 [2021-06-05 14:41:04,354 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:04,583 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-06-05 14:41:04,583 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:04,592 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 5 treesize of output 3 [2021-06-05 14:41:04,593 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:04,821 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2021-06-05 14:41:04,822 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:04,830 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 5 treesize of output 3 [2021-06-05 14:41:04,831 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:05,057 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2021-06-05 14:41:05,057 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:05,066 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 13 treesize of output 9 [2021-06-05 14:41:05,067 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:05,074 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 13 treesize of output 9 [2021-06-05 14:41:05,075 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:05,293 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-06-05 14:41:05,294 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:05,303 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 5 treesize of output 3 [2021-06-05 14:41:05,304 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:05,525 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-06-05 14:41:05,526 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:05,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:05,532 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:41:05,533 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:05,746 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-06-05 14:41:05,747 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:05,754 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 5 treesize of output 3 [2021-06-05 14:41:05,755 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:05,965 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-06-05 14:41:05,965 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:05,972 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 5 treesize of output 3 [2021-06-05 14:41:05,973 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:06,179 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-06-05 14:41:06,179 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:06,185 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 13 treesize of output 9 [2021-06-05 14:41:06,186 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:06,390 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-06-05 14:41:06,390 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:06,396 INFO L550 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 18 dim-1 vars, End of recursive call: and 9 xjuncts. [2021-06-05 14:41:06,396 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 36 variables, input treesize:1966, output treesize:148 [2021-06-05 14:41:06,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:06,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008900475] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:06,650 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:41:06,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 14:41:06,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754060721] [2021-06-05 14:41:06,650 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 14:41:06,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:41:06,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 14:41:06,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:41:06,651 INFO L87 Difference]: Start difference. First operand 480 states and 1488 transitions. Second operand has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:41:06,792 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2021-06-05 14:41:06,973 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 56 [2021-06-05 14:41:07,160 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 53 [2021-06-05 14:41:07,487 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2021-06-05 14:41:08,581 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 227 [2021-06-05 14:41:08,766 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-06-05 14:41:09,325 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2021-06-05 14:41:09,861 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 239 [2021-06-05 14:41:09,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:41:09,935 INFO L93 Difference]: Finished difference Result 805 states and 2417 transitions. [2021-06-05 14:41:09,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-05 14:41:09,936 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:41:09,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:41:09,937 INFO L225 Difference]: With dead ends: 805 [2021-06-05 14:41:09,937 INFO L226 Difference]: Without dead ends: 790 [2021-06-05 14:41:09,937 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 3966.6ms TimeCoverageRelationStatistics Valid=266, Invalid=856, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 14:41:09,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2021-06-05 14:41:09,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 474. [2021-06-05 14:41:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 473 states have (on average 3.095137420718816) internal successors, (1464), 473 states have internal predecessors, (1464), 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) [2021-06-05 14:41:09,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 1464 transitions. [2021-06-05 14:41:09,942 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 1464 transitions. Word has length 20 [2021-06-05 14:41:09,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:41:09,943 INFO L482 AbstractCegarLoop]: Abstraction has 474 states and 1464 transitions. [2021-06-05 14:41:09,943 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:41:09,943 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1464 transitions. [2021-06-05 14:41:09,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:41:09,944 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:41:09,944 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:41:10,144 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6780 [2021-06-05 14:41:10,144 INFO L430 AbstractCegarLoop]: === Iteration 77 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:41:10,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:41:10,145 INFO L82 PathProgramCache]: Analyzing trace with hash -464242182, now seen corresponding path program 29 times [2021-06-05 14:41:10,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:41:10,145 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912985709] [2021-06-05 14:41:10,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:41:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:41:10,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:10,407 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:41:10,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912985709] [2021-06-05 14:41:10,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912985709] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:10,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776837446] [2021-06-05 14:41:10,407 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:10,445 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:41:10,445 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:41:10,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:41:10,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:41:35,161 WARN L205 SmtUtils]: Spent 24.67 s on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-06-05 14:41:36,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,393 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:41:36,394 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,405 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:41:36,405 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,416 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:41:36,417 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,428 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:41:36,429 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:41:36,440 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,450 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:41:36,450 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:36,461 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:41:36,462 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:41:36,473 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:41:36,483 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:36,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:41:36,493 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:37,706 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 235 DAG size of output: 140 [2021-06-05 14:41:37,706 INFO L628 ElimStorePlain]: treesize reduction 2599, result has 27.2 percent of original size [2021-06-05 14:41:37,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:37,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:37,714 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:41:37,715 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:37,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:37,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:37,721 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:41:37,722 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:37,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:41:37,729 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:41:37,730 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,136 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-06-05 14:41:38,136 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:38,143 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 13 treesize of output 9 [2021-06-05 14:41:38,144 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,150 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 13 treesize of output 9 [2021-06-05 14:41:38,151 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,157 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 13 treesize of output 9 [2021-06-05 14:41:38,157 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,557 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-06-05 14:41:38,557 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:38,563 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 5 treesize of output 3 [2021-06-05 14:41:38,564 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,570 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 5 treesize of output 3 [2021-06-05 14:41:38,571 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,576 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 5 treesize of output 3 [2021-06-05 14:41:38,577 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,960 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-06-05 14:41:38,961 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:38,972 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 5 treesize of output 3 [2021-06-05 14:41:38,974 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,980 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 5 treesize of output 3 [2021-06-05 14:41:38,981 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:38,987 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 5 treesize of output 3 [2021-06-05 14:41:38,987 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:39,363 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-06-05 14:41:39,363 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:39,369 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 5 treesize of output 3 [2021-06-05 14:41:39,370 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:39,376 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 5 treesize of output 3 [2021-06-05 14:41:39,377 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:39,382 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 5 treesize of output 3 [2021-06-05 14:41:39,383 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:39,751 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-06-05 14:41:39,751 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:39,757 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 5 treesize of output 3 [2021-06-05 14:41:39,758 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:39,764 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 5 treesize of output 3 [2021-06-05 14:41:39,765 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:39,770 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 5 treesize of output 3 [2021-06-05 14:41:39,771 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:40,127 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-06-05 14:41:40,127 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:40,133 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 5 treesize of output 3 [2021-06-05 14:41:40,134 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:40,140 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 5 treesize of output 3 [2021-06-05 14:41:40,141 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:40,146 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 5 treesize of output 3 [2021-06-05 14:41:40,147 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:40,495 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-06-05 14:41:40,495 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:40,501 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 13 treesize of output 9 [2021-06-05 14:41:40,502 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:40,507 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 13 treesize of output 9 [2021-06-05 14:41:40,508 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:40,513 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 13 treesize of output 9 [2021-06-05 14:41:40,514 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:41:40,849 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-06-05 14:41:40,849 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:41:40,869 INFO L550 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 9 dim-1 vars, End of recursive call: 27 dim-0 vars, and 27 xjuncts. [2021-06-05 14:41:40,870 INFO L247 ElimStorePlain]: Needed 35 recursive calls to eliminate 18 variables, input treesize:3959, output treesize:790 [2021-06-05 14:41:41,263 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 105 [2021-06-05 14:41:41,458 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-06-05 14:41:44,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:44,531 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776837446] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:44,531 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:41:44,531 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-05 14:41:44,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879038200] [2021-06-05 14:41:44,531 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-05 14:41:44,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:41:44,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-05 14:41:44,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2021-06-05 14:41:44,532 INFO L87 Difference]: Start difference. First operand 474 states and 1464 transitions. Second operand has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) [2021-06-05 14:41:45,000 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 63 [2021-06-05 14:41:45,363 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 108 [2021-06-05 14:41:45,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:41:45,592 INFO L93 Difference]: Finished difference Result 573 states and 1749 transitions. [2021-06-05 14:41:45,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 14:41:45,593 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) Word has length 20 [2021-06-05 14:41:45,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:41:45,593 INFO L225 Difference]: With dead ends: 573 [2021-06-05 14:41:45,593 INFO L226 Difference]: Without dead ends: 558 [2021-06-05 14:41:45,594 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1717.8ms TimeCoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2021-06-05 14:41:45,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-06-05 14:41:45,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 476. [2021-06-05 14:41:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 475 states have (on average 3.096842105263158) internal successors, (1471), 475 states have internal predecessors, (1471), 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) [2021-06-05 14:41:45,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 1471 transitions. [2021-06-05 14:41:45,599 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 1471 transitions. Word has length 20 [2021-06-05 14:41:45,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:41:45,599 INFO L482 AbstractCegarLoop]: Abstraction has 476 states and 1471 transitions. [2021-06-05 14:41:45,599 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 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) [2021-06-05 14:41:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1471 transitions. [2021-06-05 14:41:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:41:45,600 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:41:45,600 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:41:45,801 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8623,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:45,801 INFO L430 AbstractCegarLoop]: === Iteration 78 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:41:45,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:41:45,801 INFO L82 PathProgramCache]: Analyzing trace with hash 1134427290, now seen corresponding path program 30 times [2021-06-05 14:41:45,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:41:45,801 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504300019] [2021-06-05 14:41:45,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:41:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:41:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:46,111 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:41:46,111 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504300019] [2021-06-05 14:41:46,111 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504300019] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:46,111 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1063900260] [2021-06-05 14:41:46,111 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:46,153 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 14:41:46,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:41:46,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:41:46,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:41:46,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:46,649 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1063900260] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:46,649 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:41:46,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:41:46,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813343032] [2021-06-05 14:41:46,650 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:41:46,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:41:46,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:41:46,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:41:46,650 INFO L87 Difference]: Start difference. First operand 476 states and 1471 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:47,186 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-06-05 14:41:47,654 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2021-06-05 14:41:47,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:41:47,824 INFO L93 Difference]: Finished difference Result 678 states and 2058 transitions. [2021-06-05 14:41:47,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-05 14:41:47,824 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:41:47,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:41:47,825 INFO L225 Difference]: With dead ends: 678 [2021-06-05 14:41:47,825 INFO L226 Difference]: Without dead ends: 663 [2021-06-05 14:41:47,825 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 1484.2ms TimeCoverageRelationStatistics Valid=235, Invalid=821, Unknown=0, NotChecked=0, Total=1056 [2021-06-05 14:41:47,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2021-06-05 14:41:47,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 472. [2021-06-05 14:41:47,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 471 states have (on average 3.097664543524416) internal successors, (1459), 471 states have internal predecessors, (1459), 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) [2021-06-05 14:41:47,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 1459 transitions. [2021-06-05 14:41:47,832 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 1459 transitions. Word has length 20 [2021-06-05 14:41:47,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:41:47,832 INFO L482 AbstractCegarLoop]: Abstraction has 472 states and 1459 transitions. [2021-06-05 14:41:47,832 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1459 transitions. [2021-06-05 14:41:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:41:47,833 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:41:47,833 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:41:48,038 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9152,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:48,039 INFO L430 AbstractCegarLoop]: === Iteration 79 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:41:48,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:41:48,039 INFO L82 PathProgramCache]: Analyzing trace with hash -1618645920, now seen corresponding path program 31 times [2021-06-05 14:41:48,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:41:48,039 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539288419] [2021-06-05 14:41:48,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:41:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:41:48,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:48,427 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:41:48,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539288419] [2021-06-05 14:41:48,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539288419] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:48,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [555124733] [2021-06-05 14:41:48,428 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:41:48,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:41:48,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:41:48,984 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:48,985 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [555124733] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:48,985 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:41:48,985 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:41:48,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147886541] [2021-06-05 14:41:48,985 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:41:48,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:41:48,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:41:48,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:41:48,985 INFO L87 Difference]: Start difference. First operand 472 states and 1459 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:49,281 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2021-06-05 14:41:49,503 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2021-06-05 14:41:49,767 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 56 [2021-06-05 14:41:50,012 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 59 [2021-06-05 14:41:50,345 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 33 [2021-06-05 14:41:50,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:41:50,353 INFO L93 Difference]: Finished difference Result 622 states and 1861 transitions. [2021-06-05 14:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 14:41:50,353 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:41:50,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:41:50,354 INFO L225 Difference]: With dead ends: 622 [2021-06-05 14:41:50,354 INFO L226 Difference]: Without dead ends: 592 [2021-06-05 14:41:50,354 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 1853.7ms TimeCoverageRelationStatistics Valid=132, Invalid=624, Unknown=0, NotChecked=0, Total=756 [2021-06-05 14:41:50,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-06-05 14:41:50,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 477. [2021-06-05 14:41:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 476 states have (on average 3.1050420168067228) internal successors, (1478), 476 states have internal predecessors, (1478), 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) [2021-06-05 14:41:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1478 transitions. [2021-06-05 14:41:50,360 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1478 transitions. Word has length 20 [2021-06-05 14:41:50,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:41:50,360 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1478 transitions. [2021-06-05 14:41:50,360 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1478 transitions. [2021-06-05 14:41:50,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:41:50,360 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:41:50,360 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:41:50,561 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9169 [2021-06-05 14:41:50,561 INFO L430 AbstractCegarLoop]: === Iteration 80 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:41:50,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:41:50,561 INFO L82 PathProgramCache]: Analyzing trace with hash 388124796, now seen corresponding path program 32 times [2021-06-05 14:41:50,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:41:50,561 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262915961] [2021-06-05 14:41:50,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:41:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:41:50,756 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-06-05 14:41:51,131 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:51,131 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:41:51,131 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262915961] [2021-06-05 14:41:51,131 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262915961] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:51,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842810531] [2021-06-05 14:41:51,132 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:51,173 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:41:51,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:41:51,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:41:51,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:41:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:51,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842810531] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:51,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:41:51,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:41:51,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98116518] [2021-06-05 14:41:51,633 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:41:51,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:41:51,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:41:51,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:41:51,634 INFO L87 Difference]: Start difference. First operand 477 states and 1478 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:52,147 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 56 [2021-06-05 14:41:52,349 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2021-06-05 14:41:52,604 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-06-05 14:41:52,767 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2021-06-05 14:41:52,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:41:52,772 INFO L93 Difference]: Finished difference Result 639 states and 1923 transitions. [2021-06-05 14:41:52,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 14:41:52,773 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:41:52,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:41:52,774 INFO L225 Difference]: With dead ends: 639 [2021-06-05 14:41:52,774 INFO L226 Difference]: Without dead ends: 609 [2021-06-05 14:41:52,774 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 1700.9ms TimeCoverageRelationStatistics Valid=160, Invalid=652, Unknown=0, NotChecked=0, Total=812 [2021-06-05 14:41:52,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2021-06-05 14:41:52,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 475. [2021-06-05 14:41:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 474 states have (on average 3.1033755274261603) internal successors, (1471), 474 states have internal predecessors, (1471), 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) [2021-06-05 14:41:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 1471 transitions. [2021-06-05 14:41:52,780 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 1471 transitions. Word has length 20 [2021-06-05 14:41:52,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:41:52,780 INFO L482 AbstractCegarLoop]: Abstraction has 475 states and 1471 transitions. [2021-06-05 14:41:52,780 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1471 transitions. [2021-06-05 14:41:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:41:52,780 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:41:52,780 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:41:52,981 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9190 [2021-06-05 14:41:52,981 INFO L430 AbstractCegarLoop]: === Iteration 81 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:41:52,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:41:52,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1586196224, now seen corresponding path program 33 times [2021-06-05 14:41:52,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:41:52,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232075173] [2021-06-05 14:41:52,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:41:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:41:53,264 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2021-06-05 14:41:53,396 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-06-05 14:41:53,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:53,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:41:53,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232075173] [2021-06-05 14:41:53,567 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232075173] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:53,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757170669] [2021-06-05 14:41:53,567 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:53,599 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 14:41:53,599 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:41:53,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:41:53,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:41:54,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:54,108 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757170669] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:54,108 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:41:54,108 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:41:54,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441033674] [2021-06-05 14:41:54,109 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:41:54,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:41:54,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:41:54,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:41:54,109 INFO L87 Difference]: Start difference. First operand 475 states and 1471 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:54,271 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2021-06-05 14:41:54,482 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2021-06-05 14:41:54,666 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2021-06-05 14:41:54,868 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2021-06-05 14:41:55,389 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2021-06-05 14:41:55,528 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2021-06-05 14:41:55,809 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2021-06-05 14:41:55,960 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2021-06-05 14:41:56,194 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 44 [2021-06-05 14:41:56,403 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 45 [2021-06-05 14:41:56,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:41:56,440 INFO L93 Difference]: Finished difference Result 683 states and 2038 transitions. [2021-06-05 14:41:56,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-05 14:41:56,440 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:41:56,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:41:56,441 INFO L225 Difference]: With dead ends: 683 [2021-06-05 14:41:56,441 INFO L226 Difference]: Without dead ends: 653 [2021-06-05 14:41:56,441 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 2902.5ms TimeCoverageRelationStatistics Valid=312, Invalid=1020, Unknown=0, NotChecked=0, Total=1332 [2021-06-05 14:41:56,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2021-06-05 14:41:56,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 473. [2021-06-05 14:41:56,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 472 states have (on average 3.1016949152542375) internal successors, (1464), 472 states have internal predecessors, (1464), 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) [2021-06-05 14:41:56,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 1464 transitions. [2021-06-05 14:41:56,447 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 1464 transitions. Word has length 20 [2021-06-05 14:41:56,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:41:56,447 INFO L482 AbstractCegarLoop]: Abstraction has 473 states and 1464 transitions. [2021-06-05 14:41:56,447 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:56,447 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1464 transitions. [2021-06-05 14:41:56,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:41:56,448 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:41:56,448 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:41:56,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9208,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:56,648 INFO L430 AbstractCegarLoop]: === Iteration 82 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:41:56,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:41:56,649 INFO L82 PathProgramCache]: Analyzing trace with hash -888804580, now seen corresponding path program 34 times [2021-06-05 14:41:56,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:41:56,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570109471] [2021-06-05 14:41:56,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:41:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:41:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:56,869 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:41:56,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570109471] [2021-06-05 14:41:56,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570109471] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:56,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791033449] [2021-06-05 14:41:56,869 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:56,902 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:41:56,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:41:56,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:41:56,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:41:57,382 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:57,382 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791033449] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:57,383 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:41:57,383 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:41:57,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854480196] [2021-06-05 14:41:57,383 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:41:57,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:41:57,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:41:57,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:41:57,383 INFO L87 Difference]: Start difference. First operand 473 states and 1464 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:57,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:41:57,987 INFO L93 Difference]: Finished difference Result 648 states and 1965 transitions. [2021-06-05 14:41:57,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 14:41:57,987 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:41:57,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:41:57,988 INFO L225 Difference]: With dead ends: 648 [2021-06-05 14:41:57,988 INFO L226 Difference]: Without dead ends: 633 [2021-06-05 14:41:57,988 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 928.0ms TimeCoverageRelationStatistics Valid=168, Invalid=482, Unknown=0, NotChecked=0, Total=650 [2021-06-05 14:41:57,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-06-05 14:41:57,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 472. [2021-06-05 14:41:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 472 states, 471 states have (on average 3.097664543524416) internal successors, (1459), 471 states have internal predecessors, (1459), 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) [2021-06-05 14:41:57,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 1459 transitions. [2021-06-05 14:41:57,994 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 1459 transitions. Word has length 20 [2021-06-05 14:41:57,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:41:57,994 INFO L482 AbstractCegarLoop]: Abstraction has 472 states and 1459 transitions. [2021-06-05 14:41:57,994 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1459 transitions. [2021-06-05 14:41:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:41:57,994 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:41:57,995 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:41:58,195 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9225 [2021-06-05 14:41:58,195 INFO L430 AbstractCegarLoop]: === Iteration 83 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:41:58,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:41:58,195 INFO L82 PathProgramCache]: Analyzing trace with hash -1185722646, now seen corresponding path program 35 times [2021-06-05 14:41:58,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:41:58,195 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754127725] [2021-06-05 14:41:58,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:41:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:41:58,375 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-06-05 14:41:58,484 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2021-06-05 14:41:58,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:58,574 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:41:58,574 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754127725] [2021-06-05 14:41:58,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754127725] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:58,574 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432545116] [2021-06-05 14:41:58,574 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:41:58,607 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:41:58,608 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:41:58,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:41:58,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:41:59,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:41:59,079 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432545116] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:41:59,079 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:41:59,079 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:41:59,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816824] [2021-06-05 14:41:59,079 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:41:59,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:41:59,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:41:59,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:41:59,080 INFO L87 Difference]: Start difference. First operand 472 states and 1459 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:59,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:41:59,641 INFO L93 Difference]: Finished difference Result 573 states and 1749 transitions. [2021-06-05 14:41:59,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-05 14:41:59,641 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:41:59,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:41:59,642 INFO L225 Difference]: With dead ends: 573 [2021-06-05 14:41:59,642 INFO L226 Difference]: Without dead ends: 558 [2021-06-05 14:41:59,642 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 1005.5ms TimeCoverageRelationStatistics Valid=111, Invalid=489, Unknown=0, NotChecked=0, Total=600 [2021-06-05 14:41:59,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-06-05 14:41:59,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 477. [2021-06-05 14:41:59,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 476 states have (on average 3.0987394957983194) internal successors, (1475), 476 states have internal predecessors, (1475), 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) [2021-06-05 14:41:59,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1475 transitions. [2021-06-05 14:41:59,647 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1475 transitions. Word has length 20 [2021-06-05 14:41:59,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:41:59,647 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1475 transitions. [2021-06-05 14:41:59,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:41:59,647 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1475 transitions. [2021-06-05 14:41:59,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:41:59,648 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:41:59,648 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:41:59,848 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9247 [2021-06-05 14:41:59,849 INFO L430 AbstractCegarLoop]: === Iteration 84 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:41:59,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:41:59,849 INFO L82 PathProgramCache]: Analyzing trace with hash 821048070, now seen corresponding path program 36 times [2021-06-05 14:41:59,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:41:59,849 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990932754] [2021-06-05 14:41:59,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:41:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:00,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:00,315 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:00,316 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990932754] [2021-06-05 14:42:00,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990932754] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:00,316 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778312091] [2021-06-05 14:42:00,316 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:00,353 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-05 14:42:00,354 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:00,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:00,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:00,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:00,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778312091] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:00,762 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:00,762 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:00,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201279932] [2021-06-05 14:42:00,762 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:00,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:00,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:00,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:00,763 INFO L87 Difference]: Start difference. First operand 477 states and 1475 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:01,240 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2021-06-05 14:42:01,395 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 43 [2021-06-05 14:42:01,545 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2021-06-05 14:42:01,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:01,668 INFO L93 Difference]: Finished difference Result 595 states and 1813 transitions. [2021-06-05 14:42:01,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 14:42:01,669 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:01,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:01,669 INFO L225 Difference]: With dead ends: 595 [2021-06-05 14:42:01,669 INFO L226 Difference]: Without dead ends: 580 [2021-06-05 14:42:01,670 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 1415.3ms TimeCoverageRelationStatistics Valid=162, Invalid=540, Unknown=0, NotChecked=0, Total=702 [2021-06-05 14:42:01,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-06-05 14:42:01,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 475. [2021-06-05 14:42:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 474 states have (on average 3.0970464135021096) internal successors, (1468), 474 states have internal predecessors, (1468), 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) [2021-06-05 14:42:01,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 1468 transitions. [2021-06-05 14:42:01,676 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 1468 transitions. Word has length 20 [2021-06-05 14:42:01,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:01,676 INFO L482 AbstractCegarLoop]: Abstraction has 475 states and 1468 transitions. [2021-06-05 14:42:01,676 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:01,676 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1468 transitions. [2021-06-05 14:42:01,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:01,677 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:01,677 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:01,877 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9268 [2021-06-05 14:42:01,877 INFO L430 AbstractCegarLoop]: === Iteration 85 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:01,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:01,878 INFO L82 PathProgramCache]: Analyzing trace with hash -630845796, now seen corresponding path program 37 times [2021-06-05 14:42:01,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:01,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53966334] [2021-06-05 14:42:01,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:02,159 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:02,159 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:02,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53966334] [2021-06-05 14:42:02,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53966334] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:02,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855494613] [2021-06-05 14:42:02,159 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:02,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:02,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:06,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,490 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,509 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,524 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,543 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,563 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:06,564 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,584 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,598 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,599 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,619 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:06,620 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,641 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,659 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,673 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,686 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,699 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:06,700 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,710 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,710 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,724 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:06,725 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,737 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,738 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,747 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,748 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,761 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,762 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,775 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,788 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,802 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,818 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,834 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:06,834 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,849 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,862 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,875 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,888 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,901 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,912 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,913 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,927 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,943 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:06,943 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,955 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:06,970 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:06,971 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,984 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,984 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:06,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:06,998 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,011 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,026 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:07,027 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,043 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,057 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,071 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,085 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:07,085 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,097 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,111 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:07,111 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,125 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,139 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,153 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,168 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,182 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,182 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:07,183 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,198 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,215 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,232 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,233 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,249 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:07,250 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,266 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,279 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,280 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,295 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,309 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,323 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,324 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,338 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,354 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,368 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,383 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:07,384 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,399 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,412 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,426 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,441 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,457 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:07,457 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,473 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,488 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,499 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,500 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,517 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,531 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,532 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,546 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,547 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,562 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,562 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,578 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:07,578 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,593 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,594 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,608 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,609 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,625 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,639 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,640 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,655 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,656 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,671 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,672 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,687 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,702 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,719 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,720 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,736 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,752 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,768 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:07,784 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:07,785 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,801 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,817 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,830 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,845 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,860 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,876 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,891 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,906 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,907 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,925 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,942 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,960 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,979 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:07,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:07,995 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,011 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,012 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,028 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,043 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,058 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,058 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,075 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,075 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,089 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,090 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,106 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,121 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,137 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,152 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,153 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,169 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,169 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,185 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,200 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,215 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,216 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,231 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,246 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,246 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,262 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,284 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,303 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,324 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,346 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,368 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,387 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,403 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,403 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,423 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,443 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,461 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,476 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,491 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,505 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,506 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,519 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,519 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,534 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,549 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,564 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,579 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,579 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,593 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,594 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,608 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,609 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,623 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,638 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:08,639 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,654 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,668 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,669 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,687 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,688 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,705 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,706 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,720 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,720 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,737 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,738 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,752 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,765 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,798 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,799 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,805 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,811 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,817 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,822 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,827 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,828 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,834 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,839 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,840 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,845 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,850 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,851 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,857 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,862 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,867 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,874 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:08,874 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,880 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,885 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,890 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,896 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,901 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,907 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,908 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,914 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,920 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:08,921 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,927 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,931 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,932 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,938 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,938 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,944 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,950 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:08,950 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,956 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,961 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,965 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,966 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:08,972 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:08,972 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,978 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,983 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,986 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,987 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,992 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:08,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:08,996 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,001 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,006 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,010 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,015 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,019 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,019 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,024 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,028 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,031 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,032 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,036 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,285 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 43 [2021-06-05 14:42:09,285 INFO L628 ElimStorePlain]: treesize reduction 953, result has 23.0 percent of original size [2021-06-05 14:42:09,289 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 5 treesize of output 3 [2021-06-05 14:42:09,290 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,292 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 5 treesize of output 3 [2021-06-05 14:42:09,293 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:09,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:09,296 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:42:09,297 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,300 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,300 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,303 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 13 treesize of output 9 [2021-06-05 14:42:09,304 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,307 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:09,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:09,310 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:42:09,311 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,313 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 5 treesize of output 3 [2021-06-05 14:42:09,314 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,316 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:09,317 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:09,368 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:42:09,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-06-05 14:42:09,370 INFO L247 ElimStorePlain]: Needed 202 recursive calls to eliminate 3 variables, input treesize:10946, output treesize:85 [2021-06-05 14:42:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:09,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855494613] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:09,489 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:09,489 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 17 [2021-06-05 14:42:09,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228799182] [2021-06-05 14:42:09,489 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-05 14:42:09,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:09,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-05 14:42:09,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2021-06-05 14:42:09,489 INFO L87 Difference]: Start difference. First operand 475 states and 1468 transitions. Second operand has 17 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 17 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) [2021-06-05 14:42:09,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:09,722 INFO L93 Difference]: Finished difference Result 558 states and 1698 transitions. [2021-06-05 14:42:09,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-05 14:42:09,722 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 17 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) Word has length 20 [2021-06-05 14:42:09,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:09,723 INFO L225 Difference]: With dead ends: 558 [2021-06-05 14:42:09,723 INFO L226 Difference]: Without dead ends: 543 [2021-06-05 14:42:09,723 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 705.7ms TimeCoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:42:09,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2021-06-05 14:42:09,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 477. [2021-06-05 14:42:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 476 states have (on average 3.0987394957983194) internal successors, (1475), 476 states have internal predecessors, (1475), 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) [2021-06-05 14:42:09,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1475 transitions. [2021-06-05 14:42:09,729 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1475 transitions. Word has length 20 [2021-06-05 14:42:09,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:09,729 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1475 transitions. [2021-06-05 14:42:09,729 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 17 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) [2021-06-05 14:42:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1475 transitions. [2021-06-05 14:42:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:09,730 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:09,731 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:09,940 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9284 [2021-06-05 14:42:09,941 INFO L430 AbstractCegarLoop]: === Iteration 86 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:09,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:09,941 INFO L82 PathProgramCache]: Analyzing trace with hash 739649014, now seen corresponding path program 38 times [2021-06-05 14:42:09,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:09,941 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626212775] [2021-06-05 14:42:09,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:10,488 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:10,488 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626212775] [2021-06-05 14:42:10,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626212775] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:10,489 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362780117] [2021-06-05 14:42:10,489 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:10,521 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:42:10,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:10,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:10,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:10,857 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2021-06-05 14:42:11,060 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:11,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362780117] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:11,060 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:11,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:11,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034819662] [2021-06-05 14:42:11,060 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:11,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:11,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:11,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:11,061 INFO L87 Difference]: Start difference. First operand 477 states and 1475 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:11,173 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-06-05 14:42:11,420 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-06-05 14:42:11,874 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 52 [2021-06-05 14:42:12,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:12,000 INFO L93 Difference]: Finished difference Result 659 states and 2007 transitions. [2021-06-05 14:42:12,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 14:42:12,000 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:12,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:12,001 INFO L225 Difference]: With dead ends: 659 [2021-06-05 14:42:12,001 INFO L226 Difference]: Without dead ends: 644 [2021-06-05 14:42:12,001 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 1616.7ms TimeCoverageRelationStatistics Valid=179, Invalid=577, Unknown=0, NotChecked=0, Total=756 [2021-06-05 14:42:12,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2021-06-05 14:42:12,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 477. [2021-06-05 14:42:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 476 states have (on average 3.0987394957983194) internal successors, (1475), 476 states have internal predecessors, (1475), 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) [2021-06-05 14:42:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1475 transitions. [2021-06-05 14:42:12,009 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1475 transitions. Word has length 20 [2021-06-05 14:42:12,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:12,009 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1475 transitions. [2021-06-05 14:42:12,009 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1475 transitions. [2021-06-05 14:42:12,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:12,010 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:12,010 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:12,222 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10409,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:12,223 INFO L430 AbstractCegarLoop]: === Iteration 87 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:12,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:12,223 INFO L82 PathProgramCache]: Analyzing trace with hash 979076432, now seen corresponding path program 39 times [2021-06-05 14:42:12,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:12,223 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357342560] [2021-06-05 14:42:12,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:12,666 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:12,666 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:12,666 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357342560] [2021-06-05 14:42:12,666 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357342560] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:12,666 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421302592] [2021-06-05 14:42:12,667 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:12,710 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 14:42:12,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:12,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:12,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:13,246 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:13,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421302592] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:13,246 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:13,246 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:13,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170447421] [2021-06-05 14:42:13,246 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:13,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:13,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:13,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:13,247 INFO L87 Difference]: Start difference. First operand 477 states and 1475 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:13,743 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2021-06-05 14:42:14,132 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2021-06-05 14:42:14,335 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 51 [2021-06-05 14:42:14,648 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 57 [2021-06-05 14:42:14,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:14,965 INFO L93 Difference]: Finished difference Result 649 states and 1941 transitions. [2021-06-05 14:42:14,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 14:42:14,965 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:14,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:14,966 INFO L225 Difference]: With dead ends: 649 [2021-06-05 14:42:14,966 INFO L226 Difference]: Without dead ends: 619 [2021-06-05 14:42:14,966 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 2137.6ms TimeCoverageRelationStatistics Valid=194, Invalid=862, Unknown=0, NotChecked=0, Total=1056 [2021-06-05 14:42:14,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-06-05 14:42:14,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 482. [2021-06-05 14:42:14,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 481 states have (on average 3.106029106029106) internal successors, (1494), 481 states have internal predecessors, (1494), 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) [2021-06-05 14:42:14,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 1494 transitions. [2021-06-05 14:42:14,972 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 1494 transitions. Word has length 20 [2021-06-05 14:42:14,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:14,972 INFO L482 AbstractCegarLoop]: Abstraction has 482 states and 1494 transitions. [2021-06-05 14:42:14,972 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:14,972 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1494 transitions. [2021-06-05 14:42:14,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:14,972 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:14,972 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:15,173 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10428 [2021-06-05 14:42:15,173 INFO L430 AbstractCegarLoop]: === Iteration 88 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:15,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:15,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1309120148, now seen corresponding path program 40 times [2021-06-05 14:42:15,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:15,173 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189233262] [2021-06-05 14:42:15,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:15,438 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:15,438 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:15,438 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189233262] [2021-06-05 14:42:15,438 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189233262] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:15,438 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205434748] [2021-06-05 14:42:15,438 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:15,490 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:42:15,491 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:15,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:15,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:15,964 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [205434748] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:15,964 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:15,964 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:15,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367660499] [2021-06-05 14:42:15,965 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:15,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:15,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:15,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:15,965 INFO L87 Difference]: Start difference. First operand 482 states and 1494 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:16,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:16,493 INFO L93 Difference]: Finished difference Result 634 states and 1929 transitions. [2021-06-05 14:42:16,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 14:42:16,493 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:16,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:16,494 INFO L225 Difference]: With dead ends: 634 [2021-06-05 14:42:16,494 INFO L226 Difference]: Without dead ends: 619 [2021-06-05 14:42:16,494 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 847.9ms TimeCoverageRelationStatistics Valid=133, Invalid=467, Unknown=0, NotChecked=0, Total=600 [2021-06-05 14:42:16,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-06-05 14:42:16,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 480. [2021-06-05 14:42:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 479 states have (on average 3.104384133611691) internal successors, (1487), 479 states have internal predecessors, (1487), 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) [2021-06-05 14:42:16,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1487 transitions. [2021-06-05 14:42:16,499 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1487 transitions. Word has length 20 [2021-06-05 14:42:16,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:16,499 INFO L482 AbstractCegarLoop]: Abstraction has 480 states and 1487 transitions. [2021-06-05 14:42:16,499 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:16,499 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1487 transitions. [2021-06-05 14:42:16,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:16,500 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:16,500 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:16,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10452,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:16,701 INFO L430 AbstractCegarLoop]: === Iteration 89 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:16,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:16,701 INFO L82 PathProgramCache]: Analyzing trace with hash -111048720, now seen corresponding path program 41 times [2021-06-05 14:42:16,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:16,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826294856] [2021-06-05 14:42:16,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:16,982 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2021-06-05 14:42:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:17,184 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:17,184 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826294856] [2021-06-05 14:42:17,184 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826294856] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:17,184 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365783742] [2021-06-05 14:42:17,184 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:17,217 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-05 14:42:17,217 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:17,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:17,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:17,700 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365783742] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:17,700 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:17,700 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:17,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101841906] [2021-06-05 14:42:17,700 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:17,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:17,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:17,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=320, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:17,701 INFO L87 Difference]: Start difference. First operand 480 states and 1487 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:17,967 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-06-05 14:42:18,220 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-06-05 14:42:18,466 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2021-06-05 14:42:18,754 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2021-06-05 14:42:19,047 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2021-06-05 14:42:19,288 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 79 [2021-06-05 14:42:19,469 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 68 [2021-06-05 14:42:19,759 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 51 [2021-06-05 14:42:19,913 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 52 [2021-06-05 14:42:20,053 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2021-06-05 14:42:20,236 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2021-06-05 14:42:20,676 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 85 [2021-06-05 14:42:21,072 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 81 [2021-06-05 14:42:21,423 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2021-06-05 14:42:21,742 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2021-06-05 14:42:21,875 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2021-06-05 14:42:21,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:21,892 INFO L93 Difference]: Finished difference Result 774 states and 2307 transitions. [2021-06-05 14:42:21,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-05 14:42:21,892 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:21,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:21,893 INFO L225 Difference]: With dead ends: 774 [2021-06-05 14:42:21,893 INFO L226 Difference]: Without dead ends: 744 [2021-06-05 14:42:21,893 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 4480.0ms TimeCoverageRelationStatistics Valid=443, Invalid=1813, Unknown=0, NotChecked=0, Total=2256 [2021-06-05 14:42:21,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-06-05 14:42:21,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 478. [2021-06-05 14:42:21,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 477 states have (on average 3.10272536687631) internal successors, (1480), 477 states have internal predecessors, (1480), 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) [2021-06-05 14:42:21,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 1480 transitions. [2021-06-05 14:42:21,899 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 1480 transitions. Word has length 20 [2021-06-05 14:42:21,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:21,899 INFO L482 AbstractCegarLoop]: Abstraction has 478 states and 1480 transitions. [2021-06-05 14:42:21,899 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:21,899 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1480 transitions. [2021-06-05 14:42:21,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:21,900 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:21,900 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:22,100 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10473 [2021-06-05 14:42:22,100 INFO L430 AbstractCegarLoop]: === Iteration 90 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:22,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:22,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1708917772, now seen corresponding path program 42 times [2021-06-05 14:42:22,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:22,101 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957744705] [2021-06-05 14:42:22,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:22,545 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:22,545 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957744705] [2021-06-05 14:42:22,546 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957744705] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:22,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442455326] [2021-06-05 14:42:22,546 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:22,581 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 14:42:22,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:22,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:22,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:23,010 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:23,010 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442455326] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:23,010 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:23,010 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:23,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983723339] [2021-06-05 14:42:23,011 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:23,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:23,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:23,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:23,011 INFO L87 Difference]: Start difference. First operand 478 states and 1480 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:23,398 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2021-06-05 14:42:23,671 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-06-05 14:42:23,925 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2021-06-05 14:42:24,116 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 61 [2021-06-05 14:42:24,406 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2021-06-05 14:42:24,569 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2021-06-05 14:42:24,738 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2021-06-05 14:42:24,929 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2021-06-05 14:42:24,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:24,937 INFO L93 Difference]: Finished difference Result 735 states and 2172 transitions. [2021-06-05 14:42:24,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-05 14:42:24,937 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:24,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:24,938 INFO L225 Difference]: With dead ends: 735 [2021-06-05 14:42:24,938 INFO L226 Difference]: Without dead ends: 690 [2021-06-05 14:42:24,938 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 2269.6ms TimeCoverageRelationStatistics Valid=249, Invalid=807, Unknown=0, NotChecked=0, Total=1056 [2021-06-05 14:42:24,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2021-06-05 14:42:24,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 477. [2021-06-05 14:42:24,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 476 states have (on average 3.0987394957983194) internal successors, (1475), 476 states have internal predecessors, (1475), 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) [2021-06-05 14:42:24,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 1475 transitions. [2021-06-05 14:42:24,944 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 1475 transitions. Word has length 20 [2021-06-05 14:42:24,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:24,944 INFO L482 AbstractCegarLoop]: Abstraction has 477 states and 1475 transitions. [2021-06-05 14:42:24,944 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:24,944 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1475 transitions. [2021-06-05 14:42:24,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:24,944 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:24,944 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:25,145 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10496 [2021-06-05 14:42:25,145 INFO L430 AbstractCegarLoop]: === Iteration 91 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:25,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:25,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1560950788, now seen corresponding path program 43 times [2021-06-05 14:42:25,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:25,145 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027387176] [2021-06-05 14:42:25,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:25,597 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:25,597 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027387176] [2021-06-05 14:42:25,597 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027387176] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:25,597 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5977103] [2021-06-05 14:42:25,597 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:25,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:25,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:25,912 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-06-05 14:42:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:26,192 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5977103] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:26,192 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:26,192 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:26,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769458840] [2021-06-05 14:42:26,192 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:26,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:26,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:26,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:26,193 INFO L87 Difference]: Start difference. First operand 477 states and 1475 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:26,669 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 51 [2021-06-05 14:42:26,923 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2021-06-05 14:42:27,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:27,003 INFO L93 Difference]: Finished difference Result 575 states and 1740 transitions. [2021-06-05 14:42:27,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 14:42:27,003 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:27,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:27,004 INFO L225 Difference]: With dead ends: 575 [2021-06-05 14:42:27,004 INFO L226 Difference]: Without dead ends: 560 [2021-06-05 14:42:27,004 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1352.4ms TimeCoverageRelationStatistics Valid=119, Invalid=433, Unknown=0, NotChecked=0, Total=552 [2021-06-05 14:42:27,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-06-05 14:42:27,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 483. [2021-06-05 14:42:27,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 482 states have (on average 3.107883817427386) internal successors, (1498), 482 states have internal predecessors, (1498), 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) [2021-06-05 14:42:27,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 1498 transitions. [2021-06-05 14:42:27,017 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 1498 transitions. Word has length 20 [2021-06-05 14:42:27,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:27,017 INFO L482 AbstractCegarLoop]: Abstraction has 483 states and 1498 transitions. [2021-06-05 14:42:27,017 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:27,017 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1498 transitions. [2021-06-05 14:42:27,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:27,017 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:27,017 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:27,218 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10519,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:27,218 INFO L430 AbstractCegarLoop]: === Iteration 92 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:27,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:27,219 INFO L82 PathProgramCache]: Analyzing trace with hash -534004132, now seen corresponding path program 44 times [2021-06-05 14:42:27,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:27,219 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231889596] [2021-06-05 14:42:27,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:27,538 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-06-05 14:42:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:27,799 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:27,799 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231889596] [2021-06-05 14:42:27,799 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231889596] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:27,799 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [733521852] [2021-06-05 14:42:27,799 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:27,833 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:42:27,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:27,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:27,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:28,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:28,307 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [733521852] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:28,307 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:28,307 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:28,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032755929] [2021-06-05 14:42:28,307 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:28,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:28,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:28,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:28,307 INFO L87 Difference]: Start difference. First operand 483 states and 1498 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:28,438 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-06-05 14:42:28,609 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2021-06-05 14:42:28,812 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2021-06-05 14:42:29,471 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 55 [2021-06-05 14:42:29,646 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-06-05 14:42:29,839 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2021-06-05 14:42:30,067 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 33 [2021-06-05 14:42:30,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:30,098 INFO L93 Difference]: Finished difference Result 715 states and 2148 transitions. [2021-06-05 14:42:30,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 14:42:30,099 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:30,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:30,100 INFO L225 Difference]: With dead ends: 715 [2021-06-05 14:42:30,100 INFO L226 Difference]: Without dead ends: 685 [2021-06-05 14:42:30,100 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 2287.2ms TimeCoverageRelationStatistics Valid=227, Invalid=765, Unknown=0, NotChecked=0, Total=992 [2021-06-05 14:42:30,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2021-06-05 14:42:30,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 481. [2021-06-05 14:42:30,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 480 states have (on average 3.10625) internal successors, (1491), 480 states have internal predecessors, (1491), 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) [2021-06-05 14:42:30,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 1491 transitions. [2021-06-05 14:42:30,107 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 1491 transitions. Word has length 20 [2021-06-05 14:42:30,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:30,107 INFO L482 AbstractCegarLoop]: Abstraction has 481 states and 1491 transitions. [2021-06-05 14:42:30,107 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:30,107 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1491 transitions. [2021-06-05 14:42:30,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:30,108 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:30,108 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:30,329 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10541 [2021-06-05 14:42:30,329 INFO L430 AbstractCegarLoop]: === Iteration 93 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:30,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:30,329 INFO L82 PathProgramCache]: Analyzing trace with hash -652215716, now seen corresponding path program 45 times [2021-06-05 14:42:30,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:30,329 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731603269] [2021-06-05 14:42:30,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:30,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:30,638 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:30,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731603269] [2021-06-05 14:42:30,638 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731603269] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:30,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [50549734] [2021-06-05 14:42:30,638 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:30,672 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-05 14:42:30,672 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:30,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-05 14:42:30,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:31,043 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2021-06-05 14:42:31,303 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:31,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [50549734] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:31,304 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:31,304 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:31,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627320135] [2021-06-05 14:42:31,304 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:31,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:31,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:31,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:31,304 INFO L87 Difference]: Start difference. First operand 481 states and 1491 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:31,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:31,764 INFO L93 Difference]: Finished difference Result 571 states and 1725 transitions. [2021-06-05 14:42:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 14:42:31,764 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:31,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:31,765 INFO L225 Difference]: With dead ends: 571 [2021-06-05 14:42:31,765 INFO L226 Difference]: Without dead ends: 541 [2021-06-05 14:42:31,765 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 1020.8ms TimeCoverageRelationStatistics Valid=106, Invalid=446, Unknown=0, NotChecked=0, Total=552 [2021-06-05 14:42:31,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2021-06-05 14:42:31,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 481. [2021-06-05 14:42:31,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 480 states have (on average 3.10625) internal successors, (1491), 480 states have internal predecessors, (1491), 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) [2021-06-05 14:42:31,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 1491 transitions. [2021-06-05 14:42:31,770 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 1491 transitions. Word has length 20 [2021-06-05 14:42:31,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:31,770 INFO L482 AbstractCegarLoop]: Abstraction has 481 states and 1491 transitions. [2021-06-05 14:42:31,770 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:31,770 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1491 transitions. [2021-06-05 14:42:31,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:31,771 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:31,771 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:31,971 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10563 [2021-06-05 14:42:31,971 INFO L430 AbstractCegarLoop]: === Iteration 94 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:31,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:31,972 INFO L82 PathProgramCache]: Analyzing trace with hash 793836284, now seen corresponding path program 46 times [2021-06-05 14:42:31,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:31,972 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179759248] [2021-06-05 14:42:31,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:32,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:32,247 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:32,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179759248] [2021-06-05 14:42:32,247 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179759248] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:32,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807426225] [2021-06-05 14:42:32,247 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:32,281 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:42:32,281 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:32,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:32,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:33,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,293 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,311 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,312 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,327 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:33,328 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,347 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,347 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,365 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:33,366 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,384 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,385 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,403 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,403 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,418 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:33,419 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,433 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,449 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,449 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:33,478 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,495 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,495 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,510 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,528 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:33,529 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,543 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,562 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:33,562 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,576 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,577 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,597 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,597 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,615 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,616 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,636 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,654 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,673 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,697 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:33,698 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,722 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:33,723 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,748 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:33,749 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,779 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,780 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,797 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:33,798 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,812 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,826 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,843 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,858 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,859 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,877 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,896 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:33,897 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,913 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,913 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,933 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:33,934 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:33,953 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,971 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:33,971 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:33,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:33,991 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:33,992 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,012 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:34,013 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,029 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,045 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,060 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:34,061 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,075 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,075 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,089 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,107 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:34,108 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,127 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,142 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,158 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:34,159 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,178 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:34,179 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,199 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,200 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,226 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:34,227 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,244 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,245 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,264 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,284 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,285 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,305 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,326 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,346 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,347 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,370 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:34,370 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,394 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,395 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,418 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,419 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,438 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,454 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:34,455 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,474 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,475 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,492 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,492 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,512 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,513 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,532 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,533 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,551 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,552 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,569 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:34,570 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,585 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,585 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,602 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,603 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,625 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:34,626 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,647 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:34,647 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,668 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,687 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:34,688 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,707 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,708 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,725 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,740 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,756 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:34,757 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,777 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,794 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,815 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:34,816 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,835 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:34,836 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,853 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,854 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,868 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,869 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,885 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,886 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,904 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,923 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:34,924 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:34,942 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:34,943 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,960 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:34,979 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:34,980 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,001 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,018 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,036 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,058 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,079 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,080 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,101 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,119 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,137 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,154 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,172 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,190 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,208 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,226 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,247 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,248 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,268 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,287 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,309 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,310 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,334 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:35,334 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,355 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,379 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,400 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,423 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,446 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:35,447 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,469 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:35,469 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,491 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,515 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,537 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,561 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,585 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:35,586 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,636 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,659 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:35,659 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,685 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,709 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,731 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,731 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,756 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,780 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,781 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,805 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:35,805 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,829 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,830 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,854 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,855 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,879 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,904 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:35,905 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,928 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:35,929 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:35,953 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:35,977 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:35,978 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:35,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,000 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,022 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,023 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,047 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2021-06-05 14:42:36,048 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,074 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,096 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,118 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,138 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,153 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,154 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,172 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,190 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:36,191 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,212 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,231 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,251 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:36,252 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,272 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,292 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:36,293 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,315 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:36,316 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,338 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:36,339 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,359 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,382 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,404 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,427 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,449 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,449 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,471 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,493 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:36,493 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,516 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,538 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,559 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,560 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,582 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,582 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,604 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:36,605 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,628 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,651 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,672 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:36,673 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,696 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:36,697 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,721 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,743 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,766 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,790 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:36,790 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,815 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,839 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,862 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,862 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,883 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,906 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,906 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,928 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,950 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,951 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:36,972 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:36,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:36,995 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:36,996 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,017 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,040 INFO L550 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,062 INFO L550 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,087 INFO L550 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,109 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,110 INFO L550 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,134 INFO L550 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,179 INFO L550 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,189 INFO L550 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,199 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,199 INFO L550 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,208 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,208 INFO L550 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,217 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,218 INFO L550 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,226 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,226 INFO L550 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,233 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,234 INFO L550 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,241 INFO L550 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,249 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,250 INFO L550 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,258 INFO L550 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,268 INFO L550 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,275 INFO L550 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,283 INFO L550 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,290 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,291 INFO L550 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,298 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,299 INFO L550 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,308 INFO L550 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,315 INFO L550 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,322 INFO L550 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,328 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,329 INFO L550 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,336 INFO L550 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,344 INFO L550 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,352 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,352 INFO L550 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,359 INFO L550 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,366 INFO L550 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,375 INFO L550 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,383 INFO L550 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,389 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,390 INFO L550 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,397 INFO L550 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,403 INFO L550 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,410 INFO L550 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,416 INFO L550 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,423 INFO L550 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,431 INFO L550 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,438 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,439 INFO L550 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,447 INFO L550 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,454 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,455 INFO L550 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,464 INFO L550 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,473 INFO L550 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,480 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,481 INFO L550 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,488 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,488 INFO L550 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,495 INFO L550 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,503 INFO L550 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,509 INFO L550 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,515 INFO L550 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,522 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,523 INFO L550 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,528 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,529 INFO L550 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,535 INFO L550 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,543 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:37,543 INFO L550 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,549 INFO L550 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,557 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-06-05 14:42:37,557 INFO L550 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,563 INFO L550 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,569 INFO L550 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,575 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,576 INFO L550 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,582 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,583 INFO L550 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,590 INFO L550 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,598 INFO L550 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,605 INFO L550 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,611 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,612 INFO L550 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,618 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,619 INFO L550 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,625 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,626 INFO L550 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,632 INFO L550 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,638 INFO L550 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,645 INFO L550 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,651 INFO L550 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,657 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,657 INFO L550 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,663 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,664 INFO L550 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,669 INFO L550 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,675 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,675 INFO L550 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,681 INFO L550 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,687 INFO L550 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,692 INFO L550 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,697 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,698 INFO L550 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,703 INFO L550 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,708 INFO L550 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,713 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,714 INFO L550 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,719 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:37,720 INFO L550 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,727 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,728 INFO L550 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,732 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,733 INFO L550 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,738 INFO L550 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,744 INFO L550 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,748 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,748 INFO L550 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:37,754 INFO L550 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,759 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,760 INFO L550 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:37,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:37,765 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:37,765 INFO L550 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:38,316 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-06-05 14:42:38,317 INFO L628 ElimStorePlain]: treesize reduction 146, result has 83.1 percent of original size [2021-06-05 14:42:38,327 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 18 dim-0 vars, and 18 xjuncts. [2021-06-05 14:42:38,327 INFO L247 ElimStorePlain]: Needed 271 recursive calls to eliminate 2 variables, input treesize:14330, output treesize:717 [2021-06-05 14:42:38,645 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2021-06-05 14:42:47,814 INFO L446 ElimStorePlain]: Different costs {1=[char_at_9], 171=[char_at_1]} [2021-06-05 14:42:47,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:47,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:47,842 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:47,843 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:47,868 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:47,869 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:47,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:47,896 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:47,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:47,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:47,924 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:47,925 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:47,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:47,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:47,953 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:47,954 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:47,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:47,983 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,011 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:48,012 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,037 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,056 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,073 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,091 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,092 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,110 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,110 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,131 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:48,132 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,150 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,173 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,193 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,215 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,237 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:48,238 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,259 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,281 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 5 treesize of output 3 [2021-06-05 14:42:48,283 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,306 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,326 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,346 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:48,347 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,367 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,390 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,391 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,413 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,435 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:48,436 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,456 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,476 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,500 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,500 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,533 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,534 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,559 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:48,560 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,585 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 13 treesize of output 9 [2021-06-05 14:42:48,586 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,611 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,638 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,661 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:48,662 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,686 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,709 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,731 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,752 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,777 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:48,778 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,804 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,827 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,852 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,853 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,877 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:48,877 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:48,901 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:48,902 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,928 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,928 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,954 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:48,979 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:48,979 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,005 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,006 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,030 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:49,031 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,056 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:49,056 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,082 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,106 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,107 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,131 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,131 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,157 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:49,157 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,184 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:49,185 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,212 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,237 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,263 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,287 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,313 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,340 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:49,341 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,367 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,394 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,422 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:49,422 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,448 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,474 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 5 treesize of output 3 [2021-06-05 14:42:49,475 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,503 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,532 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:49,532 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,561 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,588 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,589 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,616 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:49,617 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,643 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,643 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,670 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:49,671 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,700 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:49,701 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,729 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,730 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,760 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:49,760 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,789 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,817 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,844 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,871 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,872 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,900 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,930 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,931 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:49,960 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:49,961 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:49,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:49,989 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,019 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,019 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,049 INFO L550 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,078 INFO L550 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,106 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,107 INFO L550 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,136 INFO L550 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,164 INFO L550 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,193 INFO L550 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,224 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:50,224 INFO L550 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,253 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,254 INFO L550 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,282 INFO L550 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,311 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,312 INFO L550 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,341 INFO L550 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,369 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:50,370 INFO L550 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,400 INFO L550 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,429 INFO L550 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,456 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,457 INFO L550 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,486 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:50,487 INFO L550 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,516 INFO L550 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,545 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,546 INFO L550 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,574 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 13 treesize of output 9 [2021-06-05 14:42:50,575 INFO L550 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,605 INFO L550 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,633 INFO L550 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,661 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:50,662 INFO L550 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,692 INFO L550 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,721 INFO L550 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,750 INFO L550 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,779 INFO L550 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,808 INFO L550 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,838 INFO L550 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,867 INFO L550 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:50,897 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:42:50,898 INFO L550 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,927 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,928 INFO L550 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,957 INFO L550 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:50,984 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:50,985 INFO L550 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,015 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:51,015 INFO L550 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,045 INFO L550 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,075 INFO L550 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,106 INFO L550 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,155 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,156 INFO L550 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,165 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,166 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:42:51,167 INFO L550 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,177 INFO L550 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,188 INFO L550 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,198 INFO L550 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,208 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,208 INFO L550 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,219 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:42:51,220 INFO L550 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,231 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:51,232 INFO L550 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,241 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,242 INFO L550 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,252 INFO L550 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,262 INFO L550 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,273 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,273 INFO L550 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,283 INFO L550 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,293 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,294 INFO L550 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,305 INFO L550 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,314 INFO L550 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,324 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:51,325 INFO L550 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,336 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:51,337 INFO L550 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,347 INFO L550 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,357 INFO L550 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,369 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:51,369 INFO L550 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,379 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,379 INFO L550 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:51,390 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:42:51,391 INFO L550 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,401 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,402 INFO L550 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,412 INFO L550 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,421 INFO L550 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,432 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 5 treesize of output 3 [2021-06-05 14:42:51,433 INFO L550 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,444 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,445 INFO L550 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,456 INFO L550 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,465 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,466 INFO L550 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,476 INFO L550 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,485 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,486 INFO L550 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,494 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,495 INFO L550 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,504 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,504 INFO L550 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,514 INFO L550 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,524 INFO L550 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,533 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,534 INFO L550 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:51,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:42:51,543 INFO L550 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,310 WARN L205 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 178 [2021-06-05 14:42:52,311 INFO L628 ElimStorePlain]: treesize reduction 188, result has 80.9 percent of original size [2021-06-05 14:42:52,321 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 5 treesize of output 3 [2021-06-05 14:42:52,322 INFO L550 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,330 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 5 treesize of output 3 [2021-06-05 14:42:52,331 INFO L550 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,340 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 13 treesize of output 9 [2021-06-05 14:42:52,341 INFO L550 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,349 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 13 treesize of output 9 [2021-06-05 14:42:52,350 INFO L550 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,358 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 5 treesize of output 3 [2021-06-05 14:42:52,359 INFO L550 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,369 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 5 treesize of output 3 [2021-06-05 14:42:52,370 INFO L550 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,379 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 5 treesize of output 3 [2021-06-05 14:42:52,380 INFO L550 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,389 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 13 treesize of output 9 [2021-06-05 14:42:52,390 INFO L550 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,399 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 5 treesize of output 3 [2021-06-05 14:42:52,400 INFO L550 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,408 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 13 treesize of output 9 [2021-06-05 14:42:52,410 INFO L550 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,419 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 5 treesize of output 3 [2021-06-05 14:42:52,420 INFO L550 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,428 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 5 treesize of output 3 [2021-06-05 14:42:52,429 INFO L550 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,438 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 5 treesize of output 3 [2021-06-05 14:42:52,439 INFO L550 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:52,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:52,448 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:42:52,449 INFO L550 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:52,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:52,458 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:42:52,459 INFO L550 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:52,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:42:52,469 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-06-05 14:42:52,470 INFO L550 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,478 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 5 treesize of output 3 [2021-06-05 14:42:52,479 INFO L550 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,488 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 5 treesize of output 3 [2021-06-05 14:42:52,489 INFO L550 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,498 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 5 treesize of output 3 [2021-06-05 14:42:52,499 INFO L550 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2021-06-05 14:42:52,791 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2021-06-05 14:42:52,791 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 14:42:52,800 INFO L550 ElimStorePlain]: Start of recursive call 1: 19 dim-0 vars, 2 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-06-05 14:42:52,800 INFO L247 ElimStorePlain]: Needed 182 recursive calls to eliminate 21 variables, input treesize:9973, output treesize:197 [2021-06-05 14:42:52,930 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2021-06-05 14:42:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:53,131 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [807426225] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:53,131 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:53,131 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 14:42:53,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020852146] [2021-06-05 14:42:53,131 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 14:42:53,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:53,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 14:42:53,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:42:53,132 INFO L87 Difference]: Start difference. First operand 481 states and 1491 transitions. Second operand has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:42:53,481 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2021-06-05 14:42:53,773 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-06-05 14:42:54,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:54,036 INFO L93 Difference]: Finished difference Result 643 states and 1947 transitions. [2021-06-05 14:42:54,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 14:42:54,037 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:42:54,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:54,038 INFO L225 Difference]: With dead ends: 643 [2021-06-05 14:42:54,038 INFO L226 Difference]: Without dead ends: 628 [2021-06-05 14:42:54,038 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 1515.7ms TimeCoverageRelationStatistics Valid=125, Invalid=381, Unknown=0, NotChecked=0, Total=506 [2021-06-05 14:42:54,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2021-06-05 14:42:54,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 481. [2021-06-05 14:42:54,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 480 states have (on average 3.10625) internal successors, (1491), 480 states have internal predecessors, (1491), 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) [2021-06-05 14:42:54,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 1491 transitions. [2021-06-05 14:42:54,044 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 1491 transitions. Word has length 20 [2021-06-05 14:42:54,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:54,044 INFO L482 AbstractCegarLoop]: Abstraction has 481 states and 1491 transitions. [2021-06-05 14:42:54,044 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:42:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1491 transitions. [2021-06-05 14:42:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:54,044 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:54,045 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:54,245 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10581 [2021-06-05 14:42:54,245 INFO L430 AbstractCegarLoop]: === Iteration 95 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:54,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:54,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1861118922, now seen corresponding path program 47 times [2021-06-05 14:42:54,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:54,246 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717274535] [2021-06-05 14:42:54,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:54,534 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:54,534 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717274535] [2021-06-05 14:42:54,534 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717274535] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:54,534 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586417192] [2021-06-05 14:42:54,534 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 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:54,566 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:42:54,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:54,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 14:42:54,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:54,728 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-06-05 14:42:55,106 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:55,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [586417192] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:55,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:55,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:55,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538958700] [2021-06-05 14:42:55,107 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:55,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:55,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:55,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:55,107 INFO L87 Difference]: Start difference. First operand 481 states and 1491 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:55,594 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2021-06-05 14:42:55,806 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2021-06-05 14:42:55,982 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-06-05 14:42:56,214 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 65 [2021-06-05 14:42:56,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:56,645 INFO L93 Difference]: Finished difference Result 619 states and 1858 transitions. [2021-06-05 14:42:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 14:42:56,645 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:56,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:56,646 INFO L225 Difference]: With dead ends: 619 [2021-06-05 14:42:56,646 INFO L226 Difference]: Without dead ends: 589 [2021-06-05 14:42:56,646 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 1787.8ms TimeCoverageRelationStatistics Valid=135, Invalid=795, Unknown=0, NotChecked=0, Total=930 [2021-06-05 14:42:56,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2021-06-05 14:42:56,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 495. [2021-06-05 14:42:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 494 states have (on average 3.0951417004048585) internal successors, (1529), 494 states have internal predecessors, (1529), 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) [2021-06-05 14:42:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 1529 transitions. [2021-06-05 14:42:56,652 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 1529 transitions. Word has length 20 [2021-06-05 14:42:56,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:56,652 INFO L482 AbstractCegarLoop]: Abstraction has 495 states and 1529 transitions. [2021-06-05 14:42:56,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:56,652 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1529 transitions. [2021-06-05 14:42:56,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:56,652 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:56,652 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:56,853 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11078,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:56,853 INFO L430 AbstractCegarLoop]: === Iteration 96 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:56,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:56,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1859722662, now seen corresponding path program 48 times [2021-06-05 14:42:56,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:56,853 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900559893] [2021-06-05 14:42:56,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:57,220 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:57,220 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900559893] [2021-06-05 14:42:57,220 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900559893] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:57,220 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173744082] [2021-06-05 14:42:57,220 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:57,264 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-05 14:42:57,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:42:57,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:57,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:57,819 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1173744082] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:57,819 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:57,819 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:57,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67201669] [2021-06-05 14:42:57,820 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:57,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:57,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:57,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:57,820 INFO L87 Difference]: Start difference. First operand 495 states and 1529 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:58,159 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 60 [2021-06-05 14:42:58,349 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2021-06-05 14:42:58,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:42:58,420 INFO L93 Difference]: Finished difference Result 575 states and 1734 transitions. [2021-06-05 14:42:58,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 14:42:58,421 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:42:58,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:42:58,421 INFO L225 Difference]: With dead ends: 575 [2021-06-05 14:42:58,422 INFO L226 Difference]: Without dead ends: 560 [2021-06-05 14:42:58,422 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 1154.1ms TimeCoverageRelationStatistics Valid=105, Invalid=401, Unknown=0, NotChecked=0, Total=506 [2021-06-05 14:42:58,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-06-05 14:42:58,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 501. [2021-06-05 14:42:58,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 500 states have (on average 3.094) internal successors, (1547), 500 states have internal predecessors, (1547), 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) [2021-06-05 14:42:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 1547 transitions. [2021-06-05 14:42:58,427 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 1547 transitions. Word has length 20 [2021-06-05 14:42:58,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:42:58,427 INFO L482 AbstractCegarLoop]: Abstraction has 501 states and 1547 transitions. [2021-06-05 14:42:58,427 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1547 transitions. [2021-06-05 14:42:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:42:58,428 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:42:58,428 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:42:58,628 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11093,49 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:58,628 INFO L430 AbstractCegarLoop]: === Iteration 97 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:42:58,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:42:58,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1880455402, now seen corresponding path program 49 times [2021-06-05 14:42:58,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:42:58,629 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080068481] [2021-06-05 14:42:58,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:42:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:58,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:58,950 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:42:58,950 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080068481] [2021-06-05 14:42:58,950 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080068481] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:58,951 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141580993] [2021-06-05 14:42:58,951 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 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:42:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:42:58,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:42:58,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:42:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:42:59,506 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [141580993] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:42:59,506 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:42:59,506 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:42:59,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699676993] [2021-06-05 14:42:59,506 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:42:59,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:42:59,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:42:59,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:42:59,506 INFO L87 Difference]: Start difference. First operand 501 states and 1547 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:42:59,886 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2021-06-05 14:43:00,067 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2021-06-05 14:43:00,329 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 47 [2021-06-05 14:43:00,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:43:00,384 INFO L93 Difference]: Finished difference Result 562 states and 1703 transitions. [2021-06-05 14:43:00,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-05 14:43:00,384 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:43:00,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:43:00,385 INFO L225 Difference]: With dead ends: 562 [2021-06-05 14:43:00,385 INFO L226 Difference]: Without dead ends: 547 [2021-06-05 14:43:00,385 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1323.9ms TimeCoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2021-06-05 14:43:00,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2021-06-05 14:43:00,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 504. [2021-06-05 14:43:00,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 503 states have (on average 3.0974155069582503) internal successors, (1558), 503 states have internal predecessors, (1558), 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) [2021-06-05 14:43:00,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 1558 transitions. [2021-06-05 14:43:00,390 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 1558 transitions. Word has length 20 [2021-06-05 14:43:00,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:43:00,390 INFO L482 AbstractCegarLoop]: Abstraction has 504 states and 1558 transitions. [2021-06-05 14:43:00,390 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:43:00,390 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1558 transitions. [2021-06-05 14:43:00,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:43:00,391 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:43:00,391 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:43:00,591 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11108,50 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:43:00,591 INFO L430 AbstractCegarLoop]: === Iteration 98 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:43:00,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:43:00,591 INFO L82 PathProgramCache]: Analyzing trace with hash 2094322256, now seen corresponding path program 50 times [2021-06-05 14:43:00,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:43:00,592 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827837158] [2021-06-05 14:43:00,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:43:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:43:01,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:43:01,002 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:43:01,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827837158] [2021-06-05 14:43:01,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827837158] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:43:01,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303430038] [2021-06-05 14:43:01,002 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 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:43:01,034 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 14:43:01,034 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:43:01,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:43:01,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:43:01,225 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2021-06-05 14:43:01,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:43:01,569 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303430038] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:43:01,570 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:43:01,570 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:43:01,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635939257] [2021-06-05 14:43:01,570 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:43:01,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:43:01,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:43:01,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:43:01,570 INFO L87 Difference]: Start difference. First operand 504 states and 1558 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:43:02,293 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2021-06-05 14:43:02,506 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2021-06-05 14:43:02,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:43:02,734 INFO L93 Difference]: Finished difference Result 626 states and 1888 transitions. [2021-06-05 14:43:02,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 14:43:02,734 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:43:02,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:43:02,735 INFO L225 Difference]: With dead ends: 626 [2021-06-05 14:43:02,735 INFO L226 Difference]: Without dead ends: 611 [2021-06-05 14:43:02,735 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1634.3ms TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2021-06-05 14:43:02,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2021-06-05 14:43:02,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 501. [2021-06-05 14:43:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 500 states have (on average 3.094) internal successors, (1547), 500 states have internal predecessors, (1547), 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) [2021-06-05 14:43:02,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 1547 transitions. [2021-06-05 14:43:02,741 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 1547 transitions. Word has length 20 [2021-06-05 14:43:02,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:43:02,741 INFO L482 AbstractCegarLoop]: Abstraction has 501 states and 1547 transitions. [2021-06-05 14:43:02,741 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:43:02,741 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1547 transitions. [2021-06-05 14:43:02,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:43:02,742 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:43:02,742 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:43:02,943 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11118,51 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:43:02,943 INFO L430 AbstractCegarLoop]: === Iteration 99 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:43:02,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:43:02,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1982079440, now seen corresponding path program 51 times [2021-06-05 14:43:02,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:43:02,943 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649018030] [2021-06-05 14:43:02,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:43:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:43:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:43:03,289 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:43:03,289 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649018030] [2021-06-05 14:43:03,289 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649018030] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:43:03,289 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144611585] [2021-06-05 14:43:03,289 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 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:43:03,322 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-05 14:43:03,322 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:43:03,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:43:03,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:43:06,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:06,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:06,962 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:06,963 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:06,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:06,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:06,982 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:06,983 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:06,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:06,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,000 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,001 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,016 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,017 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,032 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,033 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,050 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,051 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,066 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,067 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,078 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,078 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,089 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,091 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,107 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,108 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,124 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,125 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,137 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,138 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,150 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:07,151 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,164 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,165 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,180 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,180 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,191 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,192 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,204 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,205 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,218 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,219 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,231 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,232 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,242 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,243 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,255 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:07,256 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,267 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,268 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,280 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,281 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,292 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,293 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,304 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,304 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,315 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,316 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,327 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,328 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,337 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,338 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,349 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,350 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,361 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:07,362 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,374 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,374 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,375 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,386 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:07,386 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,397 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,398 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,409 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,410 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,421 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,421 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,433 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,434 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,445 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,457 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,458 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,469 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:07,469 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,481 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,482 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,497 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,497 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,511 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,512 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,525 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,539 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,552 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,553 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,565 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,566 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,577 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,578 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,589 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,590 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,601 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,602 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,613 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,624 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,635 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,636 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,646 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,647 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,659 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,660 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,671 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,672 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,683 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,684 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,696 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:07,697 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,709 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,710 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,721 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,722 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,732 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,733 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,744 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,755 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,756 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,767 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,767 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,779 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,780 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,791 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2021-06-05 14:43:07,792 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,802 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,813 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,822 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,823 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,833 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,844 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,845 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,856 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,856 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,868 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,869 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,879 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,880 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,890 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,891 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,901 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,912 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,913 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,922 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2021-06-05 14:43:07,923 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,933 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,934 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-05 14:43:07,944 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,957 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-05 14:43:07,957 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:07,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-05 14:43:07,969 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-06-05 14:43:07,970 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-06-05 14:43:09,056 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 130 DAG size of output: 130 [2021-06-05 14:43:09,056 INFO L628 ElimStorePlain]: treesize reduction 72, result has 94.1 percent of original size [2021-06-05 14:43:09,125 INFO L550 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 1 dim-1 vars, End of recursive call: 48 dim-0 vars, and 27 xjuncts. [2021-06-05 14:43:09,126 INFO L247 ElimStorePlain]: Needed 82 recursive calls to eliminate 11 variables, input treesize:4861, output treesize:1111 [2021-06-05 14:43:09,762 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 320 [2021-06-05 14:43:10,661 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 209 [2021-06-05 14:43:11,137 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2021-06-05 14:43:40,008 WARN L205 SmtUtils]: Spent 28.58 s on a formula simplification. DAG size of input: 238 DAG size of output: 245 [2021-06-05 14:45:44,474 WARN L205 SmtUtils]: Spent 2.05 m on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-05 14:45:47,670 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 238 DAG size of output: 245 [2021-06-05 14:45:53,793 WARN L205 SmtUtils]: Spent 4.48 s on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-05 14:45:54,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:45:54,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1144611585] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:45:54,805 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:45:54,805 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-05 14:45:54,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854072521] [2021-06-05 14:45:54,805 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-05 14:45:54,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:45:54,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-05 14:45:54,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2021-06-05 14:45:54,806 INFO L87 Difference]: Start difference. First operand 501 states and 1547 transitions. Second operand has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:45:55,413 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2021-06-05 14:45:55,769 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-06-05 14:45:56,189 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 84 [2021-06-05 14:45:56,811 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 324 [2021-06-05 14:45:57,807 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 291 [2021-06-05 14:45:58,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:45:58,050 INFO L93 Difference]: Finished difference Result 668 states and 2017 transitions. [2021-06-05 14:45:58,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-05 14:45:58,051 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-06-05 14:45:58,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:45:58,052 INFO L225 Difference]: With dead ends: 668 [2021-06-05 14:45:58,052 INFO L226 Difference]: Without dead ends: 653 [2021-06-05 14:45:58,052 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 4124.6ms TimeCoverageRelationStatistics Valid=142, Invalid=670, Unknown=0, NotChecked=0, Total=812 [2021-06-05 14:45:58,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2021-06-05 14:45:58,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 505. [2021-06-05 14:45:58,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 505 states, 504 states have (on average 3.1011904761904763) internal successors, (1563), 504 states have internal predecessors, (1563), 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) [2021-06-05 14:45:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 1563 transitions. [2021-06-05 14:45:58,057 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 1563 transitions. Word has length 20 [2021-06-05 14:45:58,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:45:58,058 INFO L482 AbstractCegarLoop]: Abstraction has 505 states and 1563 transitions. [2021-06-05 14:45:58,058 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.8888888888888888) internal successors, (34), 18 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 14:45:58,058 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1563 transitions. [2021-06-05 14:45:58,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:45:58,059 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:45:58,059 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:45:58,260 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11128 [2021-06-05 14:45:58,260 INFO L430 AbstractCegarLoop]: === Iteration 100 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:45:58,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:45:58,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1407953728, now seen corresponding path program 52 times [2021-06-05 14:45:58,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:45:58,261 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328128972] [2021-06-05 14:45:58,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:45:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:45:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:45:58,550 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:45:58,550 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328128972] [2021-06-05 14:45:58,550 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328128972] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:45:58,550 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1560795725] [2021-06-05 14:45:58,550 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 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:45:58,583 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-05 14:45:58,583 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:45:58,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:45:58,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:45:58,920 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-06-05 14:45:59,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:45:59,148 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1560795725] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:45:59,148 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:45:59,148 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:45:59,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373560266] [2021-06-05 14:45:59,149 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:45:59,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:45:59,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:45:59,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=318, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:45:59,149 INFO L87 Difference]: Start difference. First operand 505 states and 1563 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:45:59,589 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 50 [2021-06-05 14:45:59,780 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 54 [2021-06-05 14:45:59,924 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2021-06-05 14:46:00,210 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 14:46:00,429 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2021-06-05 14:46:00,668 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2021-06-05 14:46:00,879 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2021-06-05 14:46:00,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:46:00,913 INFO L93 Difference]: Finished difference Result 648 states and 1942 transitions. [2021-06-05 14:46:00,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 14:46:00,913 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:46:00,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:46:00,914 INFO L225 Difference]: With dead ends: 648 [2021-06-05 14:46:00,914 INFO L226 Difference]: Without dead ends: 633 [2021-06-05 14:46:00,914 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 2041.5ms TimeCoverageRelationStatistics Valid=161, Invalid=831, Unknown=0, NotChecked=0, Total=992 [2021-06-05 14:46:00,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-06-05 14:46:00,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 501. [2021-06-05 14:46:00,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 500 states have (on average 3.094) internal successors, (1547), 500 states have internal predecessors, (1547), 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) [2021-06-05 14:46:00,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 1547 transitions. [2021-06-05 14:46:00,920 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 1547 transitions. Word has length 20 [2021-06-05 14:46:00,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:46:00,920 INFO L482 AbstractCegarLoop]: Abstraction has 501 states and 1547 transitions. [2021-06-05 14:46:00,920 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:46:00,920 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1547 transitions. [2021-06-05 14:46:00,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:46:00,921 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:46:00,921 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:46:01,121 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13105 [2021-06-05 14:46:01,121 INFO L430 AbstractCegarLoop]: === Iteration 101 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:46:01,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:46:01,121 INFO L82 PathProgramCache]: Analyzing trace with hash 538705904, now seen corresponding path program 53 times [2021-06-05 14:46:01,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:46:01,122 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605882457] [2021-06-05 14:46:01,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:46:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:46:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:46:01,490 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:46:01,490 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605882457] [2021-06-05 14:46:01,490 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605882457] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:46:01,490 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154662760] [2021-06-05 14:46:01,490 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 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:46:01,524 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-05 14:46:01,524 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:46:01,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:46:01,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:46:01,849 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2021-06-05 14:46:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:46:02,095 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154662760] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:46:02,095 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:46:02,095 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:46:02,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261148157] [2021-06-05 14:46:02,095 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:46:02,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:46:02,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:46:02,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:46:02,096 INFO L87 Difference]: Start difference. First operand 501 states and 1547 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:46:02,613 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 39 [2021-06-05 14:46:02,842 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-06-05 14:46:03,188 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 44 [2021-06-05 14:46:03,389 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2021-06-05 14:46:03,644 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2021-06-05 14:46:03,942 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2021-06-05 14:46:04,176 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 53 [2021-06-05 14:46:04,400 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2021-06-05 14:46:04,713 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 74 [2021-06-05 14:46:05,125 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 66 [2021-06-05 14:46:05,419 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2021-06-05 14:46:05,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:46:05,472 INFO L93 Difference]: Finished difference Result 721 states and 2178 transitions. [2021-06-05 14:46:05,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-05 14:46:05,472 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:46:05,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:46:05,474 INFO L225 Difference]: With dead ends: 721 [2021-06-05 14:46:05,474 INFO L226 Difference]: Without dead ends: 706 [2021-06-05 14:46:05,474 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 326 ImplicationChecksByTransitivity, 3635.0ms TimeCoverageRelationStatistics Valid=304, Invalid=1336, Unknown=0, NotChecked=0, Total=1640 [2021-06-05 14:46:05,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2021-06-05 14:46:05,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 502. [2021-06-05 14:46:05,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 501 states have (on average 3.097804391217565) internal successors, (1552), 501 states have internal predecessors, (1552), 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) [2021-06-05 14:46:05,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 1552 transitions. [2021-06-05 14:46:05,480 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 1552 transitions. Word has length 20 [2021-06-05 14:46:05,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:46:05,480 INFO L482 AbstractCegarLoop]: Abstraction has 502 states and 1552 transitions. [2021-06-05 14:46:05,480 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:46:05,480 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1552 transitions. [2021-06-05 14:46:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:46:05,480 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:46:05,480 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:46:05,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13127 [2021-06-05 14:46:05,681 INFO L430 AbstractCegarLoop]: === Iteration 102 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:46:05,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:46:05,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1021722612, now seen corresponding path program 54 times [2021-06-05 14:46:05,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:46:05,681 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511726538] [2021-06-05 14:46:05,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:46:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:46:05,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:46:05,896 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:46:05,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511726538] [2021-06-05 14:46:05,896 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511726538] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:46:05,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773177211] [2021-06-05 14:46:05,896 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 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:46:05,930 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-05 14:46:05,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 14:46:05,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-05 14:46:05,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:46:06,301 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2021-06-05 14:46:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:46:06,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1773177211] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:46:06,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 14:46:06,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-05 14:46:06,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655923525] [2021-06-05 14:46:06,579 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 14:46:06,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 14:46:06,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 14:46:06,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2021-06-05 14:46:06,580 INFO L87 Difference]: Start difference. First operand 502 states and 1552 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:46:06,694 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-06-05 14:46:06,871 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2021-06-05 14:46:07,277 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2021-06-05 14:46:07,574 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 67 [2021-06-05 14:46:07,744 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2021-06-05 14:46:08,175 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-06-05 14:46:08,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 14:46:08,215 INFO L93 Difference]: Finished difference Result 955 states and 2785 transitions. [2021-06-05 14:46:08,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 14:46:08,215 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) Word has length 20 [2021-06-05 14:46:08,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 14:46:08,216 INFO L225 Difference]: With dead ends: 955 [2021-06-05 14:46:08,216 INFO L226 Difference]: Without dead ends: 880 [2021-06-05 14:46:08,216 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 1996.3ms TimeCoverageRelationStatistics Valid=237, Invalid=885, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 14:46:08,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2021-06-05 14:46:08,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 515. [2021-06-05 14:46:08,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 514 states have (on average 3.140077821011673) internal successors, (1614), 514 states have internal predecessors, (1614), 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) [2021-06-05 14:46:08,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 1614 transitions. [2021-06-05 14:46:08,223 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 1614 transitions. Word has length 20 [2021-06-05 14:46:08,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 14:46:08,223 INFO L482 AbstractCegarLoop]: Abstraction has 515 states and 1614 transitions. [2021-06-05 14:46:08,223 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 20 states have internal predecessors, (37), 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) [2021-06-05 14:46:08,223 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1614 transitions. [2021-06-05 14:46:08,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-06-05 14:46:08,224 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 14:46:08,224 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 14:46:08,426 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13147 [2021-06-05 14:46:08,426 INFO L430 AbstractCegarLoop]: === Iteration 103 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 14:46:08,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 14:46:08,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1833539100, now seen corresponding path program 55 times [2021-06-05 14:46:08,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 14:46:08,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754883600] [2021-06-05 14:46:08,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 14:46:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:46:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 14:46:08,837 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 14:46:08,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754883600] [2021-06-05 14:46:08,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754883600] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 14:46:08,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1739763996] [2021-06-05 14:46:08,837 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 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 14:46:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 14:46:08,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-05 14:46:08,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 14:46:09,006 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2021-06-05 14:46:09,161 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown